Class 562/403 - Hydrophenanthrene nucleus

Subclass of Class 562 - Organic compounds -- part of the class 532-570 series
Definition: Compounds which contain a hydrophenanthrene nucleus, not
No. of patents: 27
Last issue date: 09/20/2011

Number	Title	Issue Date
8022246	Neuroprotective compositions and methods Neurite outgrowth-promoting prostaglandins (NEPPs) and other electrophilic compounds bind to Keap1, a negative regulator of the transcription factor Nrf2, and prevent Keap1-mediated inactivation of Nrf2 and, thus, enhance Nrf2 translocation into the nucleus of neuro...	09/20/2011
7858824	Aralkyltetrahydropyridines, their preparation and pharmaceutical compositions containing them The present invention relates to compounds of formula (IIIo): in which n is an integer from 1 to 5; Ao represents a partially saturated carbonaceous bi- or tricycle; it also relates to the...	12/28/2010
6538149	ARYL OR HETEROARYL SUBSTITUTED 3,4-DIHYDROANTHRACENE AND ARYL OR HETEROARYL SUBSTITUTED BENZO [1,2-G]CHROM-3-ENE, BENZO[1,2-G]-THIOCHROM-3-ENE AND BENZO [1,2-G]-1,2-DIHYDROQUINOLINE DERIVATIVES HAVING RETINOID ANTAGONIST OR RETINOID INVERSE AGONIST TYPE BIOLOGICAL ACTIVITY Compounds of the formula ##STR1## where the symbols have the meaning defined in the specification, have retinoid, retinoid antagonist and/or retinoid inverse-agonist-like biological activity....	03/25/2003
6399549	Condensates A cyclic compound comprising m units of the formula Ia. ##STR1## and n units of the formula (Ib) ##STR2## joined together to form a ring, wherein Y and y2 are divalent bridging groups which may be the same or different in each unit; Ro	06/04/2002
6344585	Preparation process of fluorenes A tetrahydrofluorene, which is represented by the following formula (I) ##STR1## wherein R1 to R6 each independently represent a hydrogen atom or an alkyl group having 1 to 4 carbon atoms, or R1 and R2 are combi...	02/05/2002
6180816	Anti-viral compounds The present invention provides compounds which inhibit an envelope virus by inhibiting the fusion of the virus with the host cell. The virus may be inhibited in an infected cell, a cell susceptible of infection or a mammal in need thereof....	01/30/2001
6180815	Anti-viral compounds The present invention provides compounds which inhibit an envelope virus by inhibiting the fusion of the virus with the host cell. The virus may be inhibited in an infected cell, a cell susceptible of infection or a mammal in need thereof....	01/30/2001
6175034	Anti-viral compounds The present invention provides compounds which inhibit an envelope virus by inhibiting the fusion of the virus with the host cell. The virus may be inhibited in an infected cell, a cell susceptible of infection or a mammal in need thereof....	01/16/2001
5380925	Cyclic amino acids and derivatives thereof Novel cyclic amino acids which are useful in preparing biologically active peptides as well as a process for the preparation of D and L enantiomers of the cyclic amino acids are described where an N-protected derivative of the racemic cyclic amino acid is...	01/10/1995
4963585	Compound, WF11605 and derivative thereof The invention relates to a compound of antimicrobial activity of the formula ##STR1## wherein R1 is hydrogen or lower alkanoyl, R2 is hydrogen or ##STR2## in which R4, R5, R6 and R7	10/16/1990
4874890	Process for the production of deuterated methyl acrylate or deuterated methyl methacrylate There is provided the improved process for the production of deutrated methyl acrylate or methacrylate by the direct substitution of deuterium for hydrogens in methyl acrylate or methacrylate in the presence of a platinum Group metal catalyst....	10/17/1989
4874891	Open "D" ring hormone analogs Compounds of the formula: ##STR1## and the pharmaceutically acceptable esters thereof, wherein rings A and B are selected from the group consisting of ##STR2## wherein x represents an aromatic ring, or the presence or absence of 0, 1, or ...	10/17/1989
4732897	Steroidic 5଱-reductase inhibitors The present invention relates to new 4-aza-17ଲ-substituted 5଱-androstan-3-ones, to a process for their preparation, to pharmacological compostions containing them, and to the use of said compounds as inhibitors of androgen action by means of t...	03/22/1988
4585576	Liquid-crystal nematic substances What is described is an improved opto-electronic component and display which uses novel liquid crystal nematic substances for the control of the light transmission and for the display of numbers symbols and images. The novel nematic liquid crystal substan...	04/29/1986
4361578	D-Homosteroids The invention is directed to 3-oxo-D-homosteroids and derivatives thereof which are useful as antiantigens....	11/30/1982
4173648	3ଲ-Hydroxy-18ଲ-olean-9-en-30-oic acids 3ଲ-Hydroxy-18ଲ-olean-9-en-30-oic acids having anti-ulcer activity of the formula ##STR1## compositions containing the same and process for their preparation....	11/06/1979
4147777	Sericosides and method of use Pharmaceutically active compounds of the formula ##STR1## wherein R1, R2, R3 and R4, which may be the same or different, each represents a hydrogen atom or a substituted or unsubstituted aliphatic or aromat...	04/03/1979
4103025	Novel terpenes Pharmaceutically active compounds of the formula ##STR1## wherein --OR1, --OR2, --OR3 and --OR4, which may be the same or different, each represents a free or esterified hydroxyl group and --COOR5	07/25/1978
4093712	N² -arylsulfonyl-L-argininamides and the pharmaceutically acceptable salts thereof N2 -arylsulfonyl-L-argininamides and the pharmaceutically acceptable salts thereof have been found to be effective as pharmaceutical agents for the inhibition and suppression of thrombosis in mammals....	06/06/1978
4076944	3ଲ,14ଲ-Dihydroxy-14,17-seco-D-bisnorandrostan-17-oic acid derivatives 15-Oxasteroids of the androstane, pregnane, estrane, and 19-norpregnane series are useful as hormonal agents....	02/28/1978
4033995	D-homo steroids D-Homo-21-carboxylic acids of the formula ##STR1## the represents a single bond or a double bond; X is a hydrogen atom, a fluorine atom, or methylene; Y is a hydrogen atom, a fluorine atom, or a chlorine atom; Z is methylene, carbonyl, ଲ-hydroxy...	07/05/1977
4029692	Steroid carboxylic acids and derivatives The present disclosure relates to steroid carboxylic acids and derivatives thereof. More particularly, the disclosure is concerned with D-homosteroid carboxylic acids and their derivatives, a process for the preparation thereof and pharmaceutical composit...	06/14/1977
4021478	Preparation of carboxylic acids from glycidonitriles with ionic lewis acids Process for preparing carboxylic acids by converting a glycidonitrile to a 2-oxopropionitrile via use of an ionic Lewis acid, and conversion of the 2-oxopropionitrile to the carboxylate salt with a base and of the salt to the carboxylic acid with acid. Th...	05/03/1977
4013713	Diarylvinyl-dihydrophenanthrene compounds New diarylvinyl-dihydrophenanthrene compounds of the formula ##STR1## wherein R1, R1 ', R2, R2 ', R3 and R3 ' are identical or different and represent hydrogen, alkyl with 1 to 12 carbon ...	03/22/1977
3976684	1-Succinoyl-2,4-disubstituted-4b,5,6,7,8,8a,9,10-octahydro-9-oxo-ph enanthrenes and compositions and methods for treating lipodemia 1-succinoyl-2,4-disubstituted-4b,5,6,7,8,8a,9,10-octahydro-9-oxo-phenanthre nes, e.g., 1-succinoyl-2,4-dimethoxy-4b,5,6,7,8,8a,9,10-octahydro-9-oxo-phenanthrene are prepared by treating a corresponding 2,4-dimethoxy-4b,5,6,7,8,8a,9,10-octahydro-9-oxo-...	08/24/1976
3939193	D-Homosteroids A novel class of D-homosteroids is disclosed. These compounds have potent endocrinal activity, particularly as anti-inflammatory agents....	02/17/1976
3932482	Polyhydro-2-phenanthrylideneacetic acids and esters thereof Alkyl polyhydro-2-phenanthrylideneacetates are prepared by interacting the corresponding 2-oxopolyhydrophenanthrenes with a tri-lower-alkyl ଱-phosphono-lower-alkanoate. Said alkyl polyhydro-2-phenanthrylideneacetates are hydrolyzed to the free acid,...	01/13/1976

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Class 562/403 - Hydrophenanthrene nucleus