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Class Information
Number: 552/576
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 > Unsaturation between the 1- and 2-positions and the 4- and 5-positions (e.g., prednisones, prednisolones, etc.)
Description: Compounds which contain double bonds between the 1,2-positions and the 4,5-positions of the cyclopentanohydrophenanthrene ring system.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8461139 Oral suspension of prednisolone acetate Jun. 11, 2013
7812009 Mastitis treatment Oct. 12, 2010
7632826 Use of agonists of the glucocorticosteroid and/or mineralo-corticosteroid receptors, in particular corticosteroids for the treatment of addiction Dec. 15, 2009
7390796 Fatty acid modified forms of glucocorticoids Jun. 24, 2008
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
6756366 Orally active androgens Jun. 29, 2004
6541465 Orally active androgens Apr. 1, 2003
6288051 7 .alpha.-(5-methylaminopentyl)-estratrienes, process for their production, pharmaceutical preparations that contain these 7 .alpha.(5-methylaminopentyl)-estratrienes as well as their use for Sep. 11, 2001
6180101 Remedy for axillary osmidrosis containing adrenocorticosteroidal preparation Jan. 30, 2001
6066292 Sterilization process for pharmaceutical suspensions May. 23, 2000
6013256 Method of preventing acute rejection following solid organ transplantation Jan. 11, 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
5702702 Modified cytotoxic tall cell line and compositions and methods for manufacture and use thereof as therapeutic reagents for cancer Dec. 30, 1997
5670676 Process for preparation of 9.alpha. -chloro-11.beta. formyloxypregna-3.20-diones Sep. 23, 1997
5616573 Glucocorticoids Apr. 1, 1997
5510538 Process for the oxidation of primary and secondary alcohols to aldehydes and ketones and for the oxidation of 1,2-diols to .alpha.-ketols and .alpha.-diketones Apr. 23, 1996
5468729 Method for treatment of autoimmune hepatitis Nov. 21, 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
4948533 11a-hydroxy steroid diester Aug. 14, 1990
4920216 Selective chlorination of steroids and other substrates directed by covalently linked pyridine derivatives acting as templates Apr. 24, 1990
4867914 Pregnane derivatives and method of producing the same Sep. 19, 1989
4867913 12.alpha.-substituted pregna-1,4-diene-3,20-diones Sep. 19, 1989
4762919 Anti-inflammatory carboxy pregnane derivatives Aug. 9, 1988
4655971 Novel process for the preparation of steroidal esters Apr. 7, 1987
4601854 Process for the production of prednisone 17.21-diacylates 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
4568492 .DELTA.16-20-Keto steroid conversion to 17.alpha.-hydroxy-20-keto steroids Feb. 4, 1986
4537722 Steroid esters preparation Aug. 27, 1985
4519949 Steroid-20-carboxylic acid compounds and a process for their production May. 28, 1985
4511511 Prednisolone derivatives Apr. 16, 1985
4448725 .DELTA.4-Steroid compounds and a process for their production May. 15, 1984
4442035 Acyclic amine epoxide process Apr. 10, 1984
4440689 Acyloxysteroids and process for producing same Apr. 3, 1984
4435390 Hydrocortisone derivatives, the preparation and use thereof Mar. 6, 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
4430270 Process for the production of delta 4-C21-steroid compounds Feb. 7, 1984
4423208 Affinity gel-adsorbent Dec. 27, 1983
4411835 Preparation of corticoids from 17-keto steroids Oct. 25, 1983
4342702 Metallated halogenated acetylene corticoid synthesis Aug. 3, 1982
4325881 Debromination Apr. 20, 1982
4304727 9.alpha.-Debromination Dec. 8, 1981
4290963 Process for preparing .DELTA..sup.9(11) and/or .DELTA..sup.16 -unsaturated sternoids Sep. 22, 1981
4261986 4-Halo etianic acids and derivatives thereof Apr. 14, 1981
4242334 Corticoid 17-(alkyl carbonates) and processes for their preparation Dec. 30, 1980
4230621 Steroid derivatives and their use in radioimmunoassays Oct. 28, 1980
4207316 Novel 17-substituted 11 .beta.-hydroxy steroids of the pregnane series, their manufacture, preparation and use Jun. 10, 1980

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