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| Patent # | Description |
|---|---|
| US-3,952,030 |
Selenium-75 steroids Novel dimeric and monomeric selenium-75 derivatives of steroids are made by reacting a keto steroid with selenium-75 dioxide or selenious acid-Se75. The... |
| US-3,952,029 |
2-(Fluorosulfonyl)ethylamino anthraquinones Dyestuffs of the anthraquinone series having a single anthraquinone nucleus substituted in one or two alpha positions of the nucleus with a --NHCH.sub.2 CH.sub.2... |
| US-3,952,028 |
Bis(dichloroacetoxy)-iodobenzenes and bis(trichloroacetoxy)iodobenzenes
and their preparation Bis(dichloroacetoxy)iodobenzenes and bis(trichloroacetoxy)iodobenzenes corresponding to the formulas ##SPC1## Wherein X represents hydrogen, a lower alkyl, a... |
| US-3,952,027 |
Alicyclic compounds and process for preparing the same Cyclohexanediol derivatives of the general formula: ##SPC1## Wherein R.sub.1 and R.sub.2, which are identical, each represent a N.sub.3 or NH.sub.2 group, and... |
| US-3,952,026 |
5-Methyl-furfuryl furfuryl ether The compound 5-methyl-furfuryl furfuryl ether which is useful as a flavor additive for foodstuffs and beverages. |
| US-3,952,025 |
Substituted 2-phenyl-4,6,7,8-tetrahydrofuro and
1,4,5,6,7,8-hexahydropyrrolo[3,2,-c]azepines Substituted 2-phenyl-4,6,7,8-tetrahydrofuro- and 1,4,5,6,7,8-hexahydropyrrolo[3,2-c]azepines and physiologically tolerable acid addition salts thereof possessing... |
| US-3,952,024 |
Furfurylthioacetone The chemical compound furfurylthioacetone which is useful as a flavor additive for foodstuffs and beverages. |
| US-3,952,023 |
Method for preparing adduct of butadiene polymer or copolymer and
.alpha., .beta.-ethylenically unsaturated... In a method for preparing an adduct of (A) a butadiene lower polymer or butadiene lower copolymer and (B) a .alpha.,.beta.-ethylenically unsaturated dicarboxylic... |
| US-3,952,022 |
Method of condensing phthalic anhydride A method of condensing and recovering phthalic anhydride in dilute concentration in gases discharged from reactors. The method comprises condensing the anhydride... |
| US-3,952,021 |
.alpha.-(3,4-Dimethoxyphenethylaminomethyl)-3,4 or
3,5-dihydroxybenzylalcohols and salts thereof A compound of the formula: ##SPC1## Wherein Ring A' is dibenzyloxyphenyl and Y is carbonyl or hydroxymethylene, is subjected to catalytic hydrogenation. A... |
| US-3,952,020 |
Lactone production Gamma-butyrolactones are prepared by the reaction of carbon monoxide with a 3-alkene-1-ol in the presence of a platinum group metal compound. |
| US-3,952,019 |
Bicyclo-octane derivatives The disclosure relates to a series of novel prostaglandin intermediates, the preparation of which in sequence constitutes a novel process for the manufacture of... |
| US-3,952,018 |
15-Oxasteroids 15-Oxasteroids of the androstane, pregnane, estrane, and 19-norpregnane series are useful as hormonal agents. |
| US-3,952,017 |
Tricyclic compounds 1-Methyl(or acetyl)-5H-dibenzo[a,d]cycloheptenes and 1-methyl(or acetyl)-10,11-dihydro-5H-dibenzo[a,d]cycloheptenes bearing a basic side chain at the 5-position,... |
| US-3,952,016 |
2-Keto-6-substituted dioxane-(1,4) compounds Novel 2-keto-6-substituted dioxane-(1,4) compounds having the structural formula: ##EQU1## wherein R is an alkyl radical having 6-9 carbon atoms, mixtures... |
| US-3,952,015 |
Macrocyclic compounds having oxa and aza linkages in the ring and
containing spirooxetane groups Compound having the formula ##EQU1## WHEREIN Y is --XCH.sub.2 CH.sub.2 --X--, --X(CH.sub.2 CH.sub.2 X).sub.2 or ##EQU2## p is 1 to 4, and each X is O... |
| US-3,952,014 |
Bis-basic esters and amides of dibenzothiophene Novel bis-basic esters and amides of dibenzothiophene of the formula ##SPC1## Wherein: A. each of R.sup.1 and R.sup.2 is hydrogen, (lower)alkyl, cycloalkyl of 3 ... |
| US-3,952,013 |
1-Thiachromone-2-carboxylic acids and derivatives Pharmaceutical compounds of formula I, ##SPC1## in which P, q, r, and T, which may be the same or different, each represent hydrogen, an alkyl, hydroxy, alkoxy,... |
| US-3,952,012 |
Aroyl-substituted pyrroles The compounds are of the class of 5-aroyl-pyrrole alkanoic acids and corresponding acid derivatives thereof useful as anti-inflammatory agents and as synthetic... |
| US-3,952,011 |
Process for producing hemi-alkali metal salt of
2-pyrrolidone-5-carboxylic acid Hemi-alkali metal salts of 2-pyrrolidone-5-carboxylic acid, believed to have the formula: ##SPC1## Wherein Me is an alkali metal, is formed by reaction of 0.75... |
| US-3,952,010 |
Catalytic dehydrogenation process for the preparation of
3,5-disubstituted pyrazoles There is provided a process for the preparation of 3,5-disubstituted pyrazoles which involves: A. the reaction of a methyl ketone, such as acetophenone or an... |
| US-3,952,009 |
Preparation of azomethines by reacting a 4,4-dihalo-5-pyrazolone with
aromatic primary amines 4,4-Dihalo-5-pyrazolones react with unoxidized aromatic primary aromatic amines or alkyl or hydrazines to give azomethine dyes, azo dyes or hydrazones which are... |
| US-3,952,008 |
Pyrazol-5-ones 1-Substituted pyrazole-5-ones of the formula ##SPC1## And pharmaceutically acceptable, nontoxic salts thereof, Wherein R is hydrogen or amino; R.sup.1 is hydrogen,... |
| US-3,952,007 |
Processes for preparing
5-nitro-1-methyl-2-(2-dialkylaminovinyl)-imidazole and
... 1-SUBSTITUTED 5-NITRO-2-(2-DIALKYLAMINOVINYL)-IMIDAZOLES HAVING TRICHOMONACIDAL ACTIVITY OF THE FORMULA: ##SPC1## Wherein R is H, CH.sub.3 or C.sub.2 H.sub.5 and... |
| US-3,952,006 |
Thiophene derivatives Thiophene derivatives of the formula: ##SPC1## Wherein R.sup.1 is H or CH.sub.3 ; R.sup.2 is CH.sub.3 or C.sub.2 H.sub.5, or R.sup.1 and R.sup.2 combinedly... |
| US-3,952,005 |
1-Carboxyalkyl derivatives of imidazoles Imidazole derivatives substituted in the 1-position by a carboxyalkyl group or an ester of a such and the acid addition salts thereof, and where possible the... |
| US-3,952,004 |
Stabilized E-series prostaglandins A lyophilized pharmaceutical composition comprising a prostaglandin of the E-series and an excipient selected from the group consisting of sodium chloride,... |
| US-3,952,003 |
Certain benzotriazole-4,7-dione derivatives Novel 1H-indazole-4,7-diones, benzo(d)isoxazole-4,7-diones, benzo(d)triazole-4,7-diones, and benzimidazole-4,7-diones substituted in the 5- and 6- positions, are... |
| US-3,952,002 |
Triazolyl-O,N-acetals Triazolyl-O,N-acetals of the formula ##EQU1## in which R.sup.1 and R.sup.4 each independently is alkyl, alkenyl, alkynyl, cycloalkyl, cycloalkenyl, aryl, or... |
| US-3,952,001 |
1-Carbamoyl-1,2,4-triazoles Novel 1-carbamoyl-1,2,4-triazoles, processes for their production, and herbicidal compositions and methods are described. The compounds are particularly useful... |
| US-3,952,000 |
Biocidal bicyclic polyoxymethyleneoxazolidines Biocidal compositions useful in controlling the growth of bacteria and fungi in aqueous surface coatings are aqueous solutions that contain from 20 percent to 80... |
| US-3,951,999 |
Anti-inflammatory 1,2-benzisoxazole derivatives 3-Phenyl substituted 1,2-benzisoxazole acetic and propionic acid derivatives with anti-inflammatory activity. |
| US-3,951,998 |
Benzothiazole derivatives Novel benzothiazole derivatives of the formula ##SPC1## Wherein R.sub.1 and R.sub.2 are individually hydrogen, lower alkyl, nitro, halogen, optionally... |
| US-3,951,997 |
Cyclic sulphoximides The present invention is concerned with novel cyclic sulphoximides and their preparation. These novel compounds are intermediates for a series of novel cyclic... |
| US-3,951,996 |
Process for making nicotinic acid hydrazides A process for condensing a carboxylic acid with ammonia, hydrazine or a substituted hydrazine or a primary or secondary amine to give a compound containing the... |
| US-3,951,995 |
Method for industrial production of N-substituted dipropylacetamides Compounds having the formula ##EQU1## wherein R is 2-picolyl, 3-picolyl or 4-picolyl. The compounds are prepared by reacting dipropylacetic acid, or the... |
| US-3,951,994 |
Tetrahydroindolizine derivatives 1,4-Dihydropyridines bearing carbonyl functions in the 3- and 5-positions, being optionally substituted by lower alkyl in the 6-position, being substituted in... |
| US-3,951,993 |
2-Amino-4,5-dihydropyridine derivatives and process for their preparation 2-Amino-4,5-dihydropyridines-3,5-dicarboxylates substituted by lower alkoxy or lower alkylthio in the 6-position and optionally substituted in the 4-position by... |
| US-3,951,992 |
4-Thenyl-or furyl-6-amino-3,4-dihydropyrid-2-one-3,5-dicarboxylic acid
ester 3,4-Dihydropyridones of the formula ##SPC1## Wherein R.sup.1 is hydrogen, straight or branched chain alkyl, or --COOR' wherein R' is a straight, branched or... |
| US-3,951,991 |
4-Aryl-6-amino-3,4-dihydropyrid-2-one-3,5-dicarboxylic acid ester 3,4-Dihydropyridones of the formula ##SPC1## Wherein R.sup.1 is hydrogen, straight or branched chain alkyl, or --COOR' wherein R' is a straight, branched or... |
| US-3,951,990 |
4-Aryl or hetero-6-amino-3,4-dihydropyrid-2-one-3,5-dicarboxylic acid
ester 3,4-Dihydropyridones of the formula ##SPC1## Wherein R.sup.1 is hydrogen, straight or branched chain alkyl, or --COOR' wherein R' is a straight, branched or... |
| US-3,951,989 |
Thienopyridine-carboxylic acid derivatives Novel thienopyridine-carboxylic acid derivatives, which are shown by the general formula ##SPC1## Wherein R.sup.1 represents hydrogen or a lower alkyl; R.sup.2... |
| US-3,951,988 |
1,2-Pentamethylene-1,4-dihydropyridine derivatives 1,4-Dihydropyridines bearing carbonyl functions in the 3- and 5-positions, being optionally substituted by lower alkyl in the 6-position, being substituted in... |
| US-3,951,987 |
Tetrahydropyridine derivatives Tetrahydropyridine derivatives and processes for the preparation thereof are disclosed. These tetrahydropyridine compounds are useful as psychosedative agents. |
| US-3,951,986 |
Novel 2-propanol derivatives and preparation thereof 2-Propanol derivatives of the formula: ##SPC1## And their pharmaceutically acceptable acid addition salts, which are useful as medicaments and can be produced by... |
| US-3,951,985 |
Lactams and process for their manufacture Lactams of the substituted ortho-sulfobenzoic acid imido pyrrolidone-2, piperidone-2, or caprolactam type. The compounds are useful drugs having therapeutical... |
| US-3,951,984 |
3-Benzazocine compounds A 3-benzazocine compound of the formula: ##SPC1## Wherein R.sub.1, R.sub.3, R.sub.4, R.sub.5 and R.sub.8 are each hydrogen or lower alkyl, R.sub.2 is hydrogen,... |
| US-3,951,983 |
Phenoxypropanolpiperazines A series of novel substituted phenoxypropyl piperazine derivatives have been prepared by reacting the appropriate 1-phenoxy-2,3-epoxypropane compound with... |
| US-3,951,982 |
Trialkylsilyl esters of 6(substituted
amino)phenyl-1,-dihydro-2-oxonicotinic acid, methods for their
... Trialkylsilyl esters of 6-(substituted amino)phenyl-1,2-dihydro-2-oxonicotinic acid and acid addition salts thereof are disclosed. The compounds are useful... |
| US-3,951,981 |
Substituted benzodiazepines and method of use 10-Substituted amino-4,9-dihydro-4H-thieno[3,4-b]-[1,5]benzodiazepines having neuroleptic and analgesic activity. |
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