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Class Information
Number: 552/574
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Cyclopentanohydrophenanthrene ring system containing > Carbon bonded directly at the 17-beta-position of the cyclopentanohydrophenanthrene ring system is a member of an acyclic chain of two uninterrupted carbons (e.g., pregnanes, etc.) > Three or more oxygens bonded directly to the cyclopentanohydrophenanthrene ring system > Oxygen bonded directly at the 3-, 11-, and 17-positions > Oxygen bonded directly at the 21-position > Carbon bonded directly at the 16-position (e.g., betamethasones, dexamethasones, etc.)
Description: Compounds wherein carbon is bonded directly at the 16-position of the cyclopentanohydrophenanthrene ring system.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7605151 |
Nitrate esters of corticoid compounds and pharmaceutical applications thereof |
Oct. 20, 2009 |
| 7390796 |
Fatty acid modified forms of glucocorticoids |
Jun. 24, 2008 |
| 7368442 |
Nitrate esters of corticoid compounds and pharmaceutical applications thereof |
May. 6, 2008 |
| 7186708 |
Steroidal compounds |
Mar. 6, 2007 |
| 7098328 |
Method for the preparation of 6.alpha.-fluoro corticosteroids |
Aug. 29, 2006 |
| 6835724 |
Corticoid 17,21-dicarboxylic esters and corticosteroid 17-carboxylic ester 21-carbonic esters, processes for their preparation and pharmaceuticals containing these compounds |
Dec. 28, 2004 |
| 6762175 |
Fatty acid derivatives |
Jul. 13, 2004 |
| 6090800 |
Lipid soluble steroid prodrugs |
Jul. 18, 2000 |
| 6066292 |
Sterilization process for pharmaceutical suspensions |
May. 23, 2000 |
| 5886200 |
Process for the preparation of 17-esters of 9 .alpha., 21-dihalo-pregnane-11 .beta., 17 .alpha.-diol-20-ones |
Mar. 23, 1999 |
| 5731447 |
Process for preparing 16.alpha.-methyl-steroids |
Mar. 24, 1998 |
| 5710293 |
Method of preparation of ester derivatives of steroids |
Jan. 20, 1998 |
| 5670676 |
Process for preparation of 9.alpha. -chloro-11.beta. formyloxypregna-3.20-diones |
Sep. 23, 1997 |
| 5616573 |
Glucocorticoids |
Apr. 1, 1997 |
| 5486603 |
Oligonucleotide having enhanced binding affinity |
Jan. 23, 1996 |
| 5412091 |
16-methyl-.DELTA.1,4-pregnadiene-3,20-dione |
May. 2, 1995 |
| 5362721 |
Corticoid-17-alkyl-carbonates substituted in the 17-position, process for their preparation and pharmaceuticals containing them |
Nov. 8, 1994 |
| 5352808 |
Process for steroid preparation |
Oct. 4, 1994 |
| 5266712 |
Process for crystallizing the organic substances from steroidal origin and the thus obtained compounds |
Nov. 30, 1993 |
| 5063222 |
Antiinflammatory dexamethasone 17.alpha.-cyclopropanecarboxylates with reduced systemic activity |
Nov. 5, 1991 |
| 4968822 |
21-alkoxysteroid compounds |
Nov. 6, 1990 |
| 4929395 |
16.alpha.-methylation process |
May. 29, 1990 |
| 4920216 |
Selective chlorination of steroids and other substrates directed by covalently linked pyridine derivatives acting as templates |
Apr. 24, 1990 |
| 4913892 |
Preparation and use of new solvates of beclomethasone 17,21-dipropionate |
Apr. 3, 1990 |
| 4913852 |
Compounds obtained from the associative synthesis of sulfur-containing or sulfur-free amino acids with pregnane derivatives |
Apr. 3, 1990 |
| 4810488 |
Physically modified beclomethasone dipropionate suitable for use in aerosols |
Mar. 7, 1989 |
| 4762919 |
Anti-inflammatory carboxy pregnane derivatives |
Aug. 9, 1988 |
| 4704455 |
16.alpha.-methylated.DELTA.17(20)-corticoids |
Nov. 3, 1987 |
| 4693999 |
Liposomes containing steroid esters |
Sep. 15, 1987 |
| 4655971 |
Novel process for the preparation of steroidal esters |
Apr. 7, 1987 |
| 4619922 |
6.alpha., 16.alpha.-dimethyl corticoids |
Oct. 28, 1986 |
| 4618456 |
Ethynylation of 16-methyl-17-keto steroids |
Oct. 21, 1986 |
| 4613463 |
Process and intermediates for the preparation of 17 alphahydroxyprogesterones and corticoids from an enol steroid |
Sep. 23, 1986 |
| 4602009 |
Corticoid derivatives and process for production thereof |
Jul. 22, 1986 |
| 4600538 |
Corticosteroids from 17-keto steroids via 20-cyano-.DELTA..sup.17 (.sup.20)-pregnanes |
Jul. 15, 1986 |
| 4588530 |
Anti-inflammatory prednisolone steroids |
May. 13, 1986 |
| 4588718 |
Carboxy containing ester prodrugs of corticosteroids |
May. 13, 1986 |
| 4537722 |
Steroid esters preparation |
Aug. 27, 1985 |
| 4530795 |
Process for preparation of 16 .alpha.-methyl corticoids from .DELTA..sup.16 -steroids |
Jul. 23, 1985 |
| 4472392 |
Sulfonate containing ester prodrugs of corticosteroids |
Sep. 18, 1984 |
| 4469689 |
Sulfonate containing ester prodrugs of corticosteroids |
Sep. 4, 1984 |
| 4456602 |
Amine containing ester prodrugs of corticosteroids |
Jun. 26, 1984 |
| 4444689 |
17.alpha.-Acyloxy-5.beta.-corticoids and 17.alpha.-acyloxy-5.alpha.-corticoids |
Apr. 24, 1984 |
| 4443440 |
Amine containing ester prodrugs of corticosteroids |
Apr. 17, 1984 |
| 4442035 |
Acyclic amine epoxide process |
Apr. 10, 1984 |
| 4434080 |
Dehydrogenation agents based on derivatives of selenium and their use in the dehydrogenation in the 1,4 positions of steroids |
Feb. 28, 1984 |
| 4414209 |
Micronized aerosol steroids |
Nov. 8, 1983 |
| 4411835 |
Preparation of corticoids from 17-keto steroids |
Oct. 25, 1983 |
| 4404141 |
.DELTA..sup.9(11) - And .DELTA..sup.16 -21-chloro-20-keto steroids of the pregnane and D-homopregnane series, their preparation and use as intermediates for the synthesis of highly effective c |
Sep. 13, 1983 |
| 4381307 |
Soft tertiary amine esters of bio-affecting carboxylic acids |
Apr. 26, 1983 |
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