1. An image forming apparatus, comprising:
a plurality of light-emitting element array units configured to cover an area with a predetermined width, each one of the light-emitting element array units comprising a plurality of light-emitting elements, the plurality of light-emitting element array units being arranged in an at-least-two-rows staggered manner in a main scanning direction with overlapping portions overlapping in a sub-scanning direction to include a plurality of light-emitting elements continuously adjacent one to another in the at-least-two-rows staggered manner in the main scanning direction with an adjacent two overlapping light-emitting elements at each of the overlapping portions;
at least one light intensity control unit configured to control light intensity of the adjacent two overlapping light-emitting elements and other of the plurality of light-emitting elements around the adjacent two overlapping light-emitting elements, based on an overlapping degree of the adjacent two light-emitting elements at each of the overlapping portions; and
an image data transfer unit configured to divide an input image data and to transfer the respective image data divided for each one of the plurality of light-emitting element array units to the each one of the plurality of light-emitting element array units.
2. The image forming apparatus according to claim 1, wherein the predetermined width is a wide format including an A0-sized format.
3. The image forming apparatus according to claim 1, wherein the input image data is expressed in binary format and each bit of the input image data corresponds to each one of the plurality of light-emitting elements in the plurality of light-emitting element array units.
4. The image forming apparatus according to claim 1, wherein the at least one light intensity control unit includes a driving current controller configured to control a driving current to be input to the plurality of light-emitting elements.
5. The image forming apparatus according to claim 1, further comprising at least one light intensity correction unit configured to store a plurality of light intensity correction data sets, each one of the plurality of light intensity correction data sets including a plurality of light intensity correction data, and each bit of the plurality of light intensity correction data corresponding to each one of the plurality of light-emitting elements in each one of the plurality of light-emitting element array units on a one-to-one basis.
6. The image forming apparatus according to claim 5, wherein the light intensity correction data is expressed in a multiple-bit format.
7. The image forming apparatus according to claim 5, wherein the plurality of light intensity correction data sets are prepared by corresponding each one of the plurality of light intensity correction data to the overlapping degree of the adjacent two overlapping light-emitting elements at each of the overlapping portions.
8. The image forming apparatus according to claim 5, wherein the light intensity control unit controls the light intensity of at least one light-emitting element at the overlapping portions and at least one other light-emitting element provided to a surrounding region of the at least one light-emitting element at the overlapping portions based on one of the light intensity correction data sets corresponding to the overlapping degree of the adjacent two overlapping light-emitting elements at each of the overlapping portions.
9. An image forming apparatus, comprising:
a plurality of light-emitting element array units configured to cover an area with a predetermined width, each one of the light-emitting element array units comprising a plurality of light-emitting elements, the plurality of light-emitting element array units being arranged in an at-least-two-rows staggered manner in a main scanning direction with overlapping portions overlapping in a sub-scanning direction to include a plurality of light-emitting elements continuously adjacent one to another in the at-least-two-rows staggered manner in the main scanning direction with an adjacent two overlapping light-emitting elements at each of the overlapping portions;
means for controlling light intensity of the adjacent two overlapping light-emitting elements and other of the plurality of light-emitting elements around the adjacent two overlapping light-emitting elements, based on an overlapping degree of the adjacent two light-emitting elements at each of the overlapping portions; and
means for dividing an input image data and transferring the respective image data divided for each one of the plurality of light-emitting element array units to the each one of the plurality of light-emitting element array units.
10. The image forming apparatus according to claim 9, wherein the predetermined width is a wide format including an A0-sized format.
11. The image forming apparatus according to claim 9, wherein the input image data is expressed in binary format and each bit of the input image data corresponds to each one of the plurality of light-emitting elements in the plurality of light-emitting element array units.
12. The image forming apparatus according to claim 9, wherein the controlling means includes means for controlling a driving current to be input to the plurality of light-emitting elements.
13. The image forming apparatus according to claim 9, further comprising means for storing a plurality of light intensity correction data sets, each one of the plurality of light intensity correction data sets including a plurality of light intensity correction data, and each bit of the plurality of light intensity correction data corresponding to each one of the plurality of light-emitting elements in each one of the plurality of light-emitting element array units on a one-to-one basis.
14. The image forming apparatus according to claim 13, wherein the light intensity correction data is expressed in a multiple-bit format.
15. The image forming apparatus according to claim 13, wherein the plurality of light intensity correction data sets are prepared by corresponding each one of the plurality of light intensity correction data to the overlapping degree of the adjacent two overlapping light-emitting elements at each of the overlapping portions.
16. The image forming apparatus according to claim 13, wherein the means for controlling controls the light intensity of at least one light-emitting element at the overlapping portions and at least one other light-emitting element provided to a surrounding region of the at least one light-emitting element at the overlapping portions based on one of the light intensity correction data sets corresponding to the overlapping degree of the adjacent two overlapping light-emitting elements at each of the overlapping portions.
17. A method of image writing by using an image forming apparatus, comprising:
installing a plurality of light-emitting element array units configured to cover an area with a predetermined width, each one of the light-emitting element array units comprising a plurality of light-emitting elements, the plurality of light-emitting element array units being arranged in an at-least-two-rows staggered manner in a main scanning direction with overlapping portions overlapping in a sub-scanning direction to include a plurality of light-emitting elements continuously adjacent one to another in the at-least-two-rows staggered manner in the main scanning direction with an adjacent two overlapping light-emitting elements at each of the overlapping portions;
controlling light intensity of the adjacent two overlapping light-emitting elements and other of the plurality of light-emitting elements around the adjacent two overlapping light-emitting elements, based on an overlapping degree of the adjacent two light-emitting elements at each of the overlapping portions;
inputting image data to the image forming apparatus;
dividing the input image data; and
transferring the respective image data divided for each one of the plurality of light-emitting element array units to the each one of the plurality of light-emitting element array units.
18. The method of image writing by using an image forming apparatus according to claim 17, wherein the predetermined width is a wide format including an A0-sized format.
19. The method of image writing by using an image forming apparatus according to claim 17, wherein the input image data is expressed in binary format and each bit of the input image data corresponds to each one of the plurality of light-emitting elements in the plurality of light-emitting element array units.
20. The method of image writing by using an image forming apparatus according to claim 17, wherein the controlling includes controlling a driving current to be input to the plurality of light-emitting elements.
21. The method of image writing by using an image forming apparatus according to claim 17, further comprising storing a plurality of light intensity correction data sets, each one of the plurality of light intensity correction data sets including a plurality of light intensity correction data, and each bit of the plurality of light intensity correction data corresponding to each one of the plurality of light-emitting elements in each one of the plurality of light-emitting element array units on a one-to-one basis.
22. The method of image writing by using an image forming apparatus according to claim 21, wherein the light intensity correction data is expressed in a multiple-bit format.
23. The method of image writing by using an image forming apparatus according to claim 21, wherein the plurality of light intensity correction data sets are prepared by corresponding each one of the plurality of light intensity correction data to the overlapping degree of the adjacent two overlapping light-emitting elements at each of the overlapping portions.
24. The method of image writing by using an image forming apparatus according to claim 21, wherein the controlling controls the light intensity of at least one light-emitting element at the overlapping portions and at least one other light-emitting element provided to a surrounding region of the at least one light-emitting element at the overlapping portions based on one of the light intensity correction data sets corresponding to the overlapping degree of the adjacent two overlapping light-emitting elements at each of the overlapping portions.
25. An optical-writing apparatus, comprising:
a plurality of light-emitting element array units configured to cover an area with a predetermined width, each one of the light-emitting element array units comprising a plurality of light-emitting elements, the plurality of light-emitting element array units being arranged in an at-least-two-rows staggered manner in a main scanning direction with overlapping portions overlapping in a sub-scanning direction to include a plurality of light-emitting elements continuously adjacent one to another in the at-least-two-rows staggered manner in the main scanning direction with an adjacent two overlapping light-emitting elements at each of the overlapping portions;
at least one light intensity control unit configured to control light intensity of the adjacent two overlapping light-emitting elements and other of the plurality of light-emitting elements around the adjacent two overlapping light-emitting elements, based on an overlapping degree of the adjacent two light-emitting elements at each of the overlapping portions; and
an image data transfer unit configured to divide an input image data and transfer the respective image data divided for each one of the plurality of light-emitting element array units to the each one of the plurality of light-emitting element array units.
26. The optical-writing apparatus according to claim 25, wherein the predetermined width is a wide format including an A0-sized format.
27. The optical-writing apparatus according to claim 25, wherein the input image data is expressed in binary format and each bit of the input image data corresponds to each one of the plurality of light-emitting elements in the plurality of light-emitting element array units.
28. The optical-writing apparatus according to claim 25, wherein the at least one light intensity control unit includes a driving current controller configured to control a driving current to be input to the plurality of light-emitting elements.
29. The optical-writing apparatus according to claim 25, further comprising at least one light intensity correction unit configured to store a plurality of light intensity correction data sets, each one of the plurality of light intensity correction data sets including a plurality of light intensity correction data, and each bit of the plurality of light intensity correction data corresponding to each one of the plurality of light-emitting elements in each one of the plurality of light-emitting element array units on a one-to-one basis.
30. The optical-writing apparatus according to claim 29, wherein the light intensity correction data is expressed in a multiple-bit format.
31. The optical-writing apparatus according to claim 29, wherein the plurality of light intensity correction data sets are prepared by corresponding each one of the plurality of light intensity correction data to the overlapping degree of the adjacent two overlapping light-emitting elements at each of the overlapping portions.
32. The optical-writing apparatus according to claim 29, wherein the light intensity control unit controls the light intensity of at least one light-emitting element at the overlapping portions and at least one other light-emitting element provided to a surrounding region of the at least one light-emitting element at the overlapping portions based on one of the light intensity correction data sets corresponding to the overlapping degree of the adjacent two overlapping light-emitting elements at each of the overlapping portions.
33. An optical-writing apparatus, comprising:
a plurality of light-emitting element array units configured to cover an area with a predetermined width, each one of the light-emitting element array units comprising a plurality of light-emitting elements, the plurality of light-emitting element array units being arranged in an at-least-two-rows staggered manner in a main scanning direction with overlapping portions overlapping in a sub-scanning direction to include a plurality of light-emitting elements continuously adjacent one to another in the at-least-two-rows staggered manner in the main scanning direction with an adjacent two overlapping light-emitting elements at each of the overlapping portions;
means for controlling light intensity of the adjacent two overlapping light-emitting elements and other of the plurality of light-emitting elements around the adjacent two overlapping light-emitting elements, based on an overlapping degree of the adjacent two light-emitting elements at each of the overlapping portions; and
means for dividing an input image data and transferring the respective image data divided for each one of the plurality of light-emitting element array units to the each one of the plurality of light-emitting element array units.
34. The optical-writing apparatus according to claim 33, wherein the predetermined width is a wide format including an A0-sized format.
35. The optical-writing apparatus according to claim 33, wherein the input image data is expressed in binary format and each bit of the input image data corresponds to each one of the plurality of light-emitting elements in the plurality of light-emitting element array units.
36. The optical-writing apparatus according to claim 33, wherein the means for controlling includes means for controlling a driving current to be input to the plurality of light-emitting elements.
37. The optical-writing apparatus according to claim 33, further comprising means for storing a plurality of light intensity correction data sets, each one of the plurality of light intensity correction data sets including a plurality of light intensity correction data, and each bit of the plurality of light intensity correction data corresponding to each one of the plurality of light-emitting elements in each one of the plurality of light-emitting element array units on a one-to-one basis.
38. The optical-writing apparatus according to claim 37, wherein the light intensity correction data is expressed in multiple-bit format.
39. The optical-writing apparatus according to claim 37, wherein the plurality of light intensity correction data sets are prepared by corresponding each one of the plurality of light intensity correction data to the overlapping degree of the adjacent two overlapping light-emitting elements at each of the overlapping portions.
40. The optical-writing apparatus according to claim 37, wherein the means for controlling controls the light intensity of at least one light-emitting element at the overlapping portions and at least one other light-emitting element provided to a surrounding region of the at least one light-emitting element at the overlapping portions based on one of the light intensity correction data sets corresponding to the overlapping degree of the adjacent two overlapping light-emitting elements at each of the overlapping portions.
41. A method of image writing by using an optical-writing apparatus, comprising:
installing a plurality of light-emitting element array units configured to cover an area with a predetermined width, each one of the light-emitting element array units comprising a plurality of light-emitting elements, the plurality of light-emitting element array units being arranged in an at-least-two-rows staggered manner in a main scanning direction with overlapping portions overlapping in a sub-scanning direction to include a plurality of light-emitting elements continuously adjacent one to another in the at-least-two-rows staggered manner in the main scanning direction with an adjacent two overlapping light-emitting elements at each of the overlapping portions;
controlling light intensity of the adjacent two overlapping light-emitting elements and other of the plurality of light-emitting elements around the adjacent two overlapping light-emitting elements, based on an overlapping degree of the adjacent two light-emitting elements at each of the overlapping portions;
inputting image data to the optical-writing apparatus;
dividing the input image data; and
transferring the respective image data divided for each one of the plurality of light-emitting element array units to the each one of the plurality of light-emitting element array units.
42. The method of image writing by using an optical-writing apparatus according to claim 41, wherein the predetermined width is a wide format including an A0-sized format.
43. The method of image writing by using an optical-writing apparatus according to claim 41, wherein the input image data is expressed in binary format and each bit of the input image data corresponds to each one of the plurality of light-emitting elements in the plurality of light-emitting element array units.
44. The method of image writing by using an optical-writing apparatus according to claim 41, wherein the controlling includes controlling a driving current to be input to the plurality of light-emitting elements.
45. The method of image writing by using an optical-writing apparatus according to claim 41, further comprising storing a plurality of light intensity correction data sets, each one of the plurality of light intensity correction data sets including a plurality of light intensity correction data, and each bit of the plurality of light intensity correction data corresponding to each one of the plurality of light-emitting elements in each one of the plurality of light-emitting element array units on a one-to-one basis.
46. The method of image writing by using an optical-writing apparatus according to claim 45, wherein the light intensity correction data is expressed in a multiple-bit format.
47. The method of image writing by using an optical-writing apparatus according to claim 45, wherein the plurality of light intensity correction data sets are prepared by corresponding each one of the plurality of light intensity correction data to the overlapping degree of the adjacent two overlapping light-emitting elements at each of the overlapping portions.
48. The method of image writing by using an optically-writing apparatus according to claim 45, wherein the controlling controls the light intensity of at least one light-emitting element at the overlapping portions and at least one other light-emitting element provided to a surrounding region of the at least one light-emitting element at the overlapping portions based on one of the light intensity correction data sets corresponding to the overlapping degree of the adjacent two overlapping light-emitting elements at each of the overlapping portions.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. 17-Fluoroalkyl steroids of general formula I
6
in which
R1 stands for a methyl or ethyl group,
R2 stands for a radical of, formula CnFmHo, whereby n is 2, 3, 4, 5 or 6, m>1 and mo2n1,
R3 stands for a free, etherified or esterified hydroxy group,
R4 and R5 each stand for a hydrogen atom, or together for an additional bond or a methylene group,
St stands for a steroidal ABC-ring system of partial formula A, B or C
7
in which
R6 means a hydrogen atom, a straight-chain C1-C4 alkyl group or branched C3-C4 alkyl group or a halogen atom,
R7 means a hydrogen atom, a straight-chain C1-C4 alkyl group or a branched C3-C4 alkyl group, or
if St stands for a steroidal ABC-ring system A or B, in addition
R6 and R7 together can mean an additional bond,
X means an oxygen atom, a hydroxyimino grouping N-OH or two hydrogen atoms,
R8 means a radical Y or an aryl radical that is optionally substituted with Y, whereby Y is a hydrogen atom, a halogen atom, an -OH, -NO2, -N3, -CN, -NR9aR9b, -NHSO2R9, -CO2R9, C1-C10 alkyl, C1-C10 alkoxy, C1-CI0 alkanoyloxy, benzoyloxy, C1-C10 alkanoyl, C1-C10 hydroxyalkyl or benzoyl group, and R9a and R9b are the same or different and in the same way as R9 represent a hydrogen atom or a C1-C10 alkyl group, R9 is a hydrogen atom or a C1-C10. alkyl group
or for -NR9aR9b radicals, also their physiologically compatible salts with acids, or for -CO2R9 radicals in which R9 is hydrogen, also their physiologically compatible salts with bases.
2. 17-Fluoroalkyl steroids according to claim 1, in which St stands for a steroidal ring system of partial formula A.
3. 17-Fluoroalkyl steorids according to claim 1, in which St stands for a steroidal ring system of partial formula B.
4. 17-Fluoroalkyl steroids according to claim 1, in which St stands for a steroidal ring system of partial formula C.
5. 17-Fluoroalkyl steorids according to claim 1, in which n2, 3 or 4.
6. 17-Fluoroalkyl steroids according to claim 5, in which o0.
7. 17-Fluoroalkyl steroids according to claim 6, in which n2.
8. 17-Fluoroalkyl steroids according to claim 1, in which R3 is a free hydroxy group.
9. 17-Fluoroalkyl steroids according to claim 1, in which R8 stands for radical Y.
10. 17-Fluoroalkyl steroids according to claim 9, in which Y stands for a C1-C10 acyl group.
11. 17-Fluoroalkyl steroids according to claim 10, in which Y stands for a formyl, acetyl or propionyl group.
12. 17-Fluoroalkyl steroids according to claim 9, in which Y stands for a C1-C10 hydroxyalkyl group.
13. 17-Fluoroalkyl steroids according to claim 12, in which y stands for a hydroxymethyl or 1-hydroxyethyl group.
14. 17-Fluoroalkyl steroids according to claim 9, in which Y stands for a hydroxy group.
15. 17-Fluoroalkyl steroids according to claim 9, in which Y stands for an acetyloxy group.
16. 17-Fluoroalkyl steroids according to claim 9, in which Y stands for a methoxycarbonyl group.
17. 17-Fluoroalkyl steroids according to claim 1, in which R8 stands for an aryl radical that is substituted with a group Y.
18. 17-Fluoroalkyl steroids according to claim 17, in which the aryl radical is a phenyl, naphthalinyl, furanyl, benzofuranyl, thienyl or pyridinyl radical.
19. 17-Fluoroalkyl steroids according to claim 18, in which R8 is a 4-cyanophenyl radical.
20. 17-Fluoroalkyl steroids according to claim 18, in which R8 is a 4-halophenyl radical.
21. 17-Fluoroalkyl steorids according to claim 20, in which R8 is a 4-fluorophenyl radical.
22. 17-Fluoroalkyl steroids according to claim 1, in which R4 and R5 each stand for a hydrogen atom.
23. 17-Fluoroalkyl steroids according to claim 1, in which R4 and R5 together stand for an additional bond.
24. 17-Fluoroalkyl steroids according to claim 1, in which R6 and R7 are each a hydrogen atom.
25. 17-Fluoroalkyl steroids according to claim 1, namely
11-(4-Acetylphenyl)-17-hydroxy-17-(1,1,2,2,2-pentafluoroethyl)estr-4-en-3-one;
4-17-hydroxy-3-oxo-17-(1,1,2,2,2-pentafluoroethyl)estr-4-en-11-yl1,1-biphenyl-4-carbonitrile;
11-(4-fluoro1,1-biphenyl-4-yl)-17-hydroxy-17-(1,1,2,2,2-pentafluoroethyl)estr-4-en-3-one;
17-hydroxy-17-(1,1,2,2,2-pentafluoroethyl)-11-4-(3-pyridinyl)phenylestr-4-en-3-one;
11-(4-acetylphenyl)-17-hydroxy-17-(1,1,2,2,2-pentafluoroethyl)estra-4,15-dien-3-one;
4-17-hydroxy-3-oxo-17-(1,1,2,2,2-pentafluoroethyl)estra-4,15-dien-11-yl1,1-biphenyl-4-carbonitrile;
11-(4-fluoro1,1-biphenyl-4-yl)-17-hydroxy-17-(1,1,2,2,2-pentafluoroethyl)estra-4,15-dien-3-one;
17-hydroxy-17-(1,1,2,2,2-pentafluoroethyl)-11-4-(3-pyridinyl)phenylestra-4,15-dien-3-one;
11-(4-acetylphenyl)-17-hydroxy-17-(1,1,2,2,2-pentafluoroethyl)estra-4,9-dien-3-one;
4-17-hydroxy-3-oxo-17-(1,1,2,2,2-pentafluoroethyl)estra-4,9-dien-11i-yl1,1-biphenyl-4-carbonitrile;
11-(4-fluoro1,1-biphenyl-4-yl)-17-hydroxy-17-(1,1,2,2,2-pentafluoroethyl)estra-4,9-di-en-3-one;
17-hydroxy-17-(1,1,2,2,2-pentafluoroethyl)-11-4-(3-pyridinyl)phenylestra-4,9-dien-3-one;
11-(4-acetylphenyl)-17-hydroxy-17-(1,1,2,2,2-pentafluoroethyl)estra-4,9,15-trien-3-one;
4-17-hydroxy-3-oxo-17-(1,1,2,2,2-pentafluoroethyl)estra-4,9,15-trien-11-yl1,1-biphenyl-4-carbonitrile;
11-(4-fluoro1,1-biphenyl-4-yl)-17-hydroxy-17-(1,1,2,2,2-pentafluoroethyl))estra-4,9,15-trien-3-one;
17-hydroxy-17-(1,1,2,2,2-pentafluoroethyl)-11-4-(3-pyridinyl)phenylestra-4,9,15-trien-3-one;
6-acetyl-9,11-dihydro-17-hydroxy-17-(1,1,2,2,2-pentafluoroethyl)-4H-naphth3, 2, 1: 10,9,11estr-4-en-3-one;
4-9,11-dihydro-17-hydroxy-3-oxo-17-(1,1,2,2,2-pentafluoroethyl)-4H-naphth3, 2, 1: 10,9,11estr-4-en-6-ylbenzonitrile;
9,11-dihydro-6-(4-fluorophenyl)-17-hydroxy-17-(1,1,2,2,2-pentafluoroethyl)-4H-naphth3, 2, 1: 10,9,11estr-4-en-3-one;
9,11-dihydro-17-hydroxy-17-(1,1,2,2,2-pentafluoroethyl)-6-(3-pyridinyl)-4H-naphth3, 2, 1: 10,9,11estr-4-en-3-one;
6-acetyl-9,11-dihydro-17-hydroxy-17-(1,1,2,2,2-pentafluoroethyl)-4H-naphth3, 2, 1: 10,9,11estra-4,15-dien-3-one;
4-9,11-dihydro-17-hydroxy-3-oxo-17-(1,1,2,2,2-pentafluoroethyl)-4H-naphth3, 2, 1: 10,9,11estra-4,15-dien-6-ylbenzonitrile;
9,11-dihydro-6-(4-fluorophenyl)-17-hydroxy-17-(1,1,2,2,2-pentafluoroethyl)-4H-naphth3, 2, 1: 10,9,11estra-4,15-dien-3-one;
9,11-dihydro-17-hydroxy-17-(1,1,2,2,2-pentafluoroethyl)-6-(3-pyridinyl)-4H-naphth3, 2, 1: 10,9,11estra-4,15-dien-3-one;
17-hydroxy-11-(4-hydroxyphenyl)-17-(1,1,2,2,2-pentafluoroethyl)estra-4,9-dien-3-one;
17-hydroxy-11-(4-hydroxyphenyl)-17-(1,1,2,2,2-pentafluoroethyl)estr-4-en-3-one;
9,11-dihydro-6, 17-dihydroxy-17-(1,1,2,2,2-pentafluoroethyl)-4H-naphth3, 2, 1: 10,9,11estr-4-en-3-one;
11-(4-(acetyloxy)phenyl-17-hydroxy-17-(1,1,2,2,2-pentafluoroethyl)estra-4,9-dien-3-one;
11-4-(acetyloxy)phenyl-17-hydroxy-17-(1,1,2,2,2-pentafluoroethyl)estr-4-en-3-one
6-(acetyloxy)-9,11-dihydro-17-hydroxy-17-(1,1,2,2,2-pentafluoroethyl)-4H-naphth3, 2, 1: 10,9,11estr-4-en-3-one;
17-hydroxy-11-4-(hydroxymethyl)phenyl-17-(1,1,2,2,2-pentafluoroethyl)estra-4,9-dien-3-one;
17-hydroxy-11-4-(hydroxymethyl)phenyl-17-(1,1,2,2,2-pentafluoroethyl)estr-4-en-3-one;
9,11-dihydro-17-hydroxy-6(hydroxymethyl)-17-(1,1,2,2,2-pentafluoroethyl)-4H-naphth3, 2, 1: 10,9,11estr-4-en-3-one;
4-17-hydroxy-3-oxo-17-(1,1,2,2,2-pentafluoroethyl)estra-4,9-dien-11-ylbenzaldehyde;
4-17-hydroxy-3-oxo-17-(1,1,2,2,2-pentafluoroethyl)estr-4-en-11-ylbenzaldehyde;
9,11-dihydro-17-hydroxy-3-oxo-17-(1,1,2,2,2-pentafluoroethyl)-4H-naphth3, 2, 1: 10,9,11estr-4-en-6-al;
4-17-hydroxy-3-oxo-17-(1,1,2,2,2-pentafluoroethyl)estra-4,9-dien-11-ylbenzoic acid methyl ester;
4-17-hydroxy-3-oxo-17-(1,1,2,2,2-pentafluoroethyl).estr-4-en-11-ylbenzoic acid methyl ester;
9,11-dihydro-17-hydroxy-3-oxo-17-(1,1,2,2,2-pentafluoroethyl)-4H-naphth3, 2, 1: 10,9,11estr-4-en-6-carboxylic acid methyl ester;
17-hydroxy-11-4-(1-hydroxyethyl)phenyl-17-(1,1,2,2,2-pentafluoroethyl)estra-4,9-dien-3-one;
17-hydroxy-11-4-(1-hydroxyethyl)phenyl-17-(1,1,2,2,2-pentafluoroethyl)estr-4-en-3-one;
9,11-dihydro-17-hydroxy-6-(1-hydroxyethyl)-17-(1,1,2,2,2-pentafluoroethyl)-4H-naphth3, 2, 1: 10,9,11estr-4-en-3-one.
26. A pharmaceutical composition comprising a 17-fluoroalkyl steroid of claim 1 and a pharmaceutically compatible vehicle.
27. A pharmaceutical composition comprising a 17-fluoroalkyl steroid of claim 1 and an antiestrogen.
28. A pharmaceutical composition of claim 27 further comprising a pharmaceutically acceptable vehicle.
29. A pharmaceutical composiiton of claim 28 comprising 11-(4-Acetylphenyl)-17-hydroxy-17-(1,1,2,2,2-pentafluoroethyl)estr-4-en-3-one or 11-(4-Acetylphenyl)-17-hydroxy-17-(1,1,2,2,2-pentafluoroethyl)estra-4,9-dien-3-one as antigestagen, and 11-fluoro-7-(14,14,15,15-pentafluoro-6-methyl-10-thia-6-azapentadecyl)-estra-1,3,5-(10)-triene-3,17-diol, 7-9-(4,4,5,5,5-pentafluoropentylsulfinyl)nonylestra-1,3,5(10)-triene-3, 17-diol or tamoxifen as antiestrogen.
30. A pharmaceutical composiiton of claim 29 wherein the antigestagen is 11-(4-Acetylphenyl)-17-hydroxy-17-(1,1,2,2,2-pentafluoroethyl)estr-4-en-3-one and the antiestrogen is 11-fluoro-7-(14,14,15,15-pentafluoro-6-methyl-10-thia-6-azapentadecyl)-estra-1,3,5(10)-triene-3,17-diol.
31. A method of achieving an antigestagenic effect in a patient comprising administering a compound of claim 1.