Patents
Patents for C07J 41 - Normal steroids containing one or more nitrogen atoms not belonging to a hetero ring (4,637)
08/1981
08/04/1981US4282151 Reactive asymmetrical dicarboxylic acid esters and reagents for the investigation of cardiac glycosides
08/04/1981CA1106388A1 Cyclic esters of 3,4-dihydroxy-thiophene-1,1-dioxide compounds and 3,4-dihydroxy-cyclopentadienone compounds
07/1981
07/15/1981EP0031955A1 Process for purification of lipoprotein cholesterol for use as a cholesterol reference material
07/07/1981US4277460 Cortisol radioimmunoassay method and cortisol derivatives useful therefor
06/1981
06/09/1981CA1102693A1 Antienzyme homogeneous competitive binding assay
06/02/1981CA1102306A1 Iodinatable bile salts
05/1981
05/19/1981CA1101329A1 Liposome having an antigen bounded to an amphiphilic molecule
05/12/1981CA1100941A1 Method for producing new 16-s-acyl derivatives of fusidic acid
05/06/1981EP0028196A2 Glycolipid derivatives, their preparation and compositions comprising them
05/05/1981CA1100482A1 Pro-drugs for the improved delivery of certain selected anti-inflammatory steroids
04/1981
04/28/1981US4264514 Radioimmunoassay
04/28/1981CA1100036A1 Metallic label in binding assay for ligand
04/22/1981EP0027111A1 Lepidoptericidal isothiourea compounds
04/21/1981CA1099703A1 Peptides having gonadoliberin activity and process for their manufacture
04/21/1981CA1099702A1 7.epsilon.-(ALKOXYCARBONYL)-6.epsilon.-ALKYL/HALO-17-HYDROXY-3- OXO-17.alpha.-PREGN-4-ENE-21-CARBOXYLIC ACID .gamma.-LACTONES AND CORRESPONDING 21-CARBOXYLIC ACIDS, THEIR SALTS AND ESTERS
04/14/1981US4261910 Process for the preparation of Chlorambucil derivatives
04/07/1981US4260736 Naphthacene hexapyranoside derivative
04/07/1981US4260705 Addition copolymers of aminimides useful for affinity chromatography
04/07/1981US4260605 Novel alkylated pregnanes, processes for their preparation and pharmaceutical compositions containing same
04/01/1981EP0025912A1 2,7-Dialkylfluorescein derivatives and their use in fluorescence immunoassays
03/1981
03/17/1981CA1097610A1 Estradiol derivatives and a radio-immunoassay method utilizing thereof
03/11/1981EP0024983A2 Amino-14 steroid derivatives and process for their preparation
03/10/1981US4255345 Substituted 3-oxo-pregna-4-ene, 1,4-diene, or 1,4,17-triene compounds
02/1981
02/24/1981US4252732 Hydrolysis of the anil reaction product of 3-oxo-pregn-4-ene or 1,4-diene and a 3,5-dialkyl orthoquinone to obtain the diketone
02/24/1981US4252731 Brominating a mono, di, or triunsaturated 3-oxo-pregnene-20-carboxylic amide followed by basification and reaction with methanol to obtain the methyl carbamate
02/24/1981US4252730 Acidolysis of 3-oxo-pregn-4-ene-20-carbamate or the 4,17(20)-diene by a hydrohalide to yield progesterone and the 20-amine halide salt
02/17/1981US4251450 Nitrogen transhalogenation process
02/11/1981EP0023856A2 17-((Hydroxymethyl)(formamide) methylene) steroid derivatives, their preparation, their utilization in the introduction of the hydroxyacetyl side chain
02/03/1981US4248790 Gona-4,9(10)-dienes and process of producing the same
02/03/1981US4248783 Steroids having a 3-(4-hydroxyphenyl)pentanedioic acid monohydrazide substituent
01/1981
01/20/1981CA1094050A1 Process of producing new gona-4,9 (10)-dienes
01/13/1981CA1093486A1 Analytical or clinical derivatives, tagged derivatives and methods of analysis using such derivatives
01/07/1981EP0021244A1 Digoxine derivatives, process for their preparation and their utilization in medicaments
01/07/1981EP0021235A1 Preparation of 25-hydroxycholesterol
01/06/1981US4243608 Radioimmunoassay, haptens, radioiodination
01/06/1981US4243605 Novel isocyanates
12/1980
12/23/1980US4240966 Cyclic ketals of α-oximino-cycloalkanones
11/1980
11/26/1980EP0019247A1 16-Alpha-alkyl steroids, process for their preparation and pharmaceutical compositions containing them
11/25/1980US4235887 Process for therapeutic treatment
11/25/1980US4235792 Immunoassay
11/25/1980CA1090330A1 14.beta.-HYDROXY 3-DEOXYCARDENOLIDES
11/11/1980US4233401 Antienzyme homogeneous competitive binding assay
10/1980
10/21/1980US4229441 Immunologic adjuvant
10/07/1980US4226770 Synthesis of steroids
10/07/1980CA1087168A1 17-ESTERS OF 17.alpha.-HYDROXY GESTOGENS, COMPOSITIONS CONTAINING SUCH COMPOUNDS, PROCESSES FOR THEIR PREPARATION AND METHODS FOR TREATMENT THEREWITH
10/07/1980CA1087167A1 Enol esters of steroids, compositions containing such compounds, processes for their preparation and methods of treatment therewith
10/02/1980WO1980002024A1 Lepidoptericidal isothiourea compounds
09/1980
09/23/1980US4224229 Compound useful in cholesterol assay procedures
09/16/1980CA1085820A1 Method for the preparation of esters
09/09/1980US4221787 Esteramide prodrugs of anti-inflammatory corticosteroids
09/03/1980EP0014815A2 Peptide derivatives, process for their preparation and intermediates, and pharmaceutical compositions containing one of these compounds
09/02/1980US4220775 Preparation of 4-aza-17-substituted-5α-androstan-3-ones useful as 5α-reductase inhibitors
09/02/1980US4220598 Method and reagents for measuring the level of conjugated bile acids
09/02/1980CA1084903A1 Anaesthetic steroids
08/1980
08/26/1980US4219549 Cardiotonic agents
08/26/1980CA1084484A1 Triamino-androstanes and a process for the preparation of the said compounds
08/19/1980US4218447 Acyl derivatives of hellebrigenin
08/19/1980CA1084044A1 Diamino-androstanes and a process for the preparation of the said compounds
08/12/1980US4217288 Anti-vitamin D compounds
08/12/1980US4217280 Amino-3-cardenolide derivatives, process for their preparation, and pharmaceutical compositions containing same
08/12/1980US4217279 Synthesis of steroids
08/06/1980EP0014005A1 Novel alkylated pregnanes, processes for their preparation and pharmaceutical compositions containing same
08/05/1980US4216159 Synthesis of 16-unsaturated pregnanes from 17-keto steroids
07/1980
07/29/1980US4215102 Cytochemical agents and methods for the detection of steroid hormone receptors in human tissues
07/29/1980CA1082686A1 Novel d-homosteroids
07/22/1980US4213860 Affinity chromatography and substrate useful therefor
07/15/1980US4212905 Method of coating supports using addition copolymers of aminimides
06/1980
06/17/1980US4208479 Label modified immunoassays
06/11/1980EP0012083A1 Immunologic adjuvant, process for preparation and vaccine containing such adjuvant
06/10/1980US4207308 Process for purifying iodinated bile acid conjugates
06/10/1980CA1079267A1 Method for producing new fusidic acid derivatives
06/03/1980US4206112 α-Nitrosoketal dimers and production of α-oximinoketals therefrom
06/03/1980US4205952 Specific binding assay method and reagent means
06/03/1980CA1078826A1 4-androsten-3-one and process for its production
05/1980
05/20/1980US4203802 Enzyme bound to an estrogen ligand
05/13/1980US4202874 Monoradioiodinated derivatives and precursors for production thereon
05/13/1980US4202873 Alkylolamides of iodizable amino acids and immune test reagents containing them
04/1980
04/30/1980EP0010405A1 Stable immunochemical assay reagent for the determination of haptens, and assay method using said reagent
04/30/1980EP0010320A1 Novel 3-beta-amino-2-beta-hydroxy steroids of the androstane, oestrane and pregnane series, processes for their preparation and pharmaceutical compositions
04/08/1980US4197296 Androstanes
03/1980
03/18/1980CA1073898A1 Radioimmunoassay of cortisol and novel cortisol derivatives useful therefor
03/11/1980US4192871 Anaesthetics - steroids
03/04/1980US4191759 N-substituted-17β-carbamoylandrost-4-en-3-one 5α reductase inhibitors
03/04/1980US4191613 Malate dehydrogenase conjugates for enzyme immunoassays
03/04/1980CA1072948A1 3-OXIMES OF D-17.alpha.-ETHYNYL-19-NORTESTOSTERONE ESTERS AND METHOD
02/1980
02/26/1980US4190593 Amides of 6-alpha-carboxymethylthiocortisol
02/19/1980US4189477 Antiallergens
02/19/1980US4189471 Immunologic glycolipid adjuvants
02/06/1980EP0007672A1 Isocyanoalkenes, process and useful intermediates for their preparation, pharmaceutical and fungicidal preparations containing those isocyanoalkenes and the use of the fungicidal preparations in agriculture
02/06/1980EP0007515A1 7a-methyl estrogens and process for their preparation and their use in further processing
02/05/1980CA1071187A1 Acylated diepoxy-androstane and a process for the preparation thereof
01/1980
01/29/1980US4186128 Novel process for the preparation of 3-oximes of steroids
01/29/1980CA1070670A1 Labelled derivatives of digoxin and digitoxin
01/23/1980EP0007277A2 New glycolipid compound useful as immunologic adjuvant and its preparation
01/15/1980US4184037 Radioimmunoassay
01/15/1980US4183852 Process for preparing 25-hydroxycholesterol
01/15/1980US4183847 Enzymatically hydrolyzable, serum-soluble cholesterol compounds and method for their preparation
01/15/1980CA1069885A1 .delta.15-steroid
01/09/1980EP0006090A1 New corticoids, processes for their preparation and pharmaceutical compositions containing them
01/08/1980CA1069497A1 Diepoxy-androstanes and a process for the preparation thereof
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