Patents in Class 540/529

Matches 1 - 50 out of 59

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Match	Document	Document Title
1	6914140	Asymmetric synthesis process A novel process for the manufacture of compounds of the formula wherein R 1 and R 2 independently represent aroyl. The present invention also concerns novel intermediates used in the novel...
2	6486151	N-oxides of heterocyclic esters, amides, thioesters, and ketones This invention relates to neurotrophic low molecular weight, small molecule N-oxides of heterocyclic esters amides, thioesters, and ketones having an affinity for FKBP-type immunophilins, and their...
3	6458781	Substituted diarylalkyl amides as calcium channel antagonists The present invention provides compounds that block calcium channels and have the Formula I: The present invention also provides pharmaceutical compositions containing the compounds of Formula I...
4	6268530	Process to prepare 5-formylvaleric acid Process to separate linear 5-formylvaleric acid from a mixture of 5- and 3- and 4-formylvaleric acids, wherein the separation is performed by fractional extraction with two immiscible solvents of...
5	6160126	Synthetic Intermediates for the preparation of N, N'-Di-substituted isothiourea derivatives and N-cyclic(methyl)-N'-Substituted isothiourea derivatives Novel Intermediates ##STR1## wherein R is a substituted or unsubstituted hydrocarbon residue or acyl group; X is an electron withdrawing group; Y 1 and Y 2 , which are the same or different, are...
6	6069245	Asymmetric synthesis of azepines A novel process for the manufacture of compounds of the formula ##STR1## wherein R 1 and R 2 independently represent aroyl. The present invention also concerns novel intermediates used in the...
7	6054579	Synthesis of substituted lactams The invention relates to an efficient and facile method for the preparation of substituted lactams, as described herein. The method comprises reacting a difunctional component containing an...
8	6028192	Process for the preparation of diacylimides The present invention relates to a process for the preparation of compounds of the formula 1 ##STR1## by reacting a secondary acid amide of the formula 2 ##STR2## with an acid chloride of the...
9	6013606	Substituted cinnamic oxime and hydroxamide derivatives Substituted cinnamic oxime derivatives I and cinnamic hydroxamide derivatives II ##STR1## (R 1 = halogen, NO 2 , CN, CF 3 ; R 2 =H, halogen; R 3 = H, halogen, C 1 -C 6 -alkyl, C 1 -C 6 ...
10	5902882	Assymetric synthesis of azepines A novel process for the manufacture of compounds of the formula ##STR1## wherein R 1 and R 2 independently represent aroyl. The present invention also concerns novel intermediates used in the...
11	5856318	Nitrogen-containing cyclohetero cyclo-heteroaminoaryl derivatives for CNS disorders Certain nitrogen-containing cyclohetero cycloalkylaminoaryl compounds are described for treatment of CNS disorders such as cerebral ischemia, psychoses and convulsions. Compounds of particular...
12	5847123	Imide derivatives for inhibiting the production of interleukin-1β and the production of tumor necrosis factor α Imide compounds having a propioloyl group or pharmaceutically acceptable salts thereof which exhibit potent activities to inhibit the production of Interleukin 1-β and also the production of Tumor...
13	5688944	Carbamazepine derivatives The present invention provides a novel carbamazepine hydrazide compound suitable for covalent attachment to a polymer particle reagent, having the general formula ##STR1## The present invention...
14	5677444	Method for the preparation of β-ketothioamide compound A novel and simple method is proposed for the synthetic preparation of an N,N-disubstituted β-ketothioamide compound represented by the general formula R 1 R 2 N--CS--CH 2 --CO--R 3 , in...
15	5594134	Process of synthesizing N-acyl auxiliaries A process of synthesizing N-acyl auxiliary compounds is disclosed. A compound of the formula: ##STR1## is reacted with an anhydride in the presence of a lithium salt and an amine base to produce...
16	5510477	Process for the acylation of lactams High quality acyl lactam imides are prepared by reacting an acyl lactam of the formula ##STR1## where 5 carbon atoms and an acylating acid of the formula R'CO 2 H or by reacting a lactam, an...
17	5155102	1-alkyl-3-(acylamino)-ε-caprolactames as enhancers of learning and memory and pharmaceutical compositions containing same 1-alkyl-3-(acylamino)-ε-caprolactames of formula (1) ##STR1## wherein R is selected from the group consisting of: pyrrolidin-2-one-1-acetyl, p-methoxybenzoyl, ...
18	5153316	Intermediates for herbicidal phenylimidazolones The present invention relates to novel phenylimidazolone compounds of the formula ##STR1## wherein A is a bond or CT; R is --H, Alk, halo-Alk, cyano-Alk, or phenyl; R 1 is --H, Alk,...
19	5116958	Disperse dyes which are convertible into a thermomigration fast form Disperse dyes, which produce dyeings of excellent thermomigration fastness, consisting of a chromophore and a lactam or oxime radical which detaches on heating to leave an isocyanate or...
20	5059687	Process for the condensation of imides and alcohols or amines A process for the condensation of imides and alcohols or amines to ester acyl lactams, ester amide acyl lactams or amide acyl lactams by reacting a polyol or polyamine in the liquid phase with an...
21	5043441	Compositions comprising 1-substituted azacycloalkanes This invention provides compositions comprising a physiologically-active agent and a compound having the structural formula ##STR1## wherein each X, Y and Z may represent oxygen, sulfur or two...
22	5041545	2-hydroxybenzophenone hydrazides and derivatives thereof Hydrazide functionalized 2-hydroxybenzophenone ultraviolet light and heat stabilizers and derivatives are disclosed having the general formula: ##STR1## wherein R 1 , R 2 , R 3 , R 4 , R 5 , R 6 ,...
23	5021439	Cerebral function ameliorating agents related to Tan-950 A A compound having the formula (I) or (II) ##STR1## wherein R 1 is a hydrogen atom or an organic residue bonded via a carbon atom, R 2 is a hydrogen atom or a N-protecting group, --COR 3 is an...
24	4970306	Trans-cyclohexane-1,4-diisocyanate which is completely or partially blocked with epsilon-caprolactam: and the manufacture and use of the same The invention relates to trans-cyclohexane-1,4-diisocyanate which is completely or partially blocked with epsilon-caprolactam and a method of manufacturing the same wherein 1 mole...
25	4717415	Herbicidal compositions of triazinone or triazinedione derivatives and haloalkanoic acid amide synergists Herbicidal compositions comprising ##STR1## and as a synergist an amide of the formula ##STR2## in which R is halogenoalkyl.
26	4692521	N-substituted acyl-lactam compound The invention relates to N-substitutecd acyl lactam compounds of the formula ##STR1## where R is a polyol residue originating from a polyol with the formula R-(OH) x where x is a number≤2 R'...
27	4692520	N-substituted acyl-lactam compound The invention relates to the N-substituted acyl-lactam compound of the formula: ##STR1## where R' is a bivalent cyclic or non-cyclic alkyl, aralkyl, alkaryl or aryl radical R" a bivalent radical...
28	4683304	Process for preparing an acyl-lactam compound The invention relates to a process for preparing an acyl-lactam compound characterized in that the reaction product of a lactam with a dicarboxylic acid anhydride is reacted with a polyol at a...
29	4644051	Catalytic reaction of polyol with bis-acyl lactam The invention concerns a simple process for preparing an ester acyllactam and/or esteramide acyllactam by the catalytic condensation of imide and alcohol, characterized in that a polyol and an...
30	4608201	Process for preparing lactam imides A process for preparing a lactam imide involves reacting together a lactam, a non-volatile carboxyl group-containing material, and an anhydride of a volatile carboxylic acid with the proviso that...
31	4540516	Process for the preparation of an N-substituted carbamoyl-lactam compound The invention concerns a simple, reliable and reproducable process for the preparation of an N-substituted carbamoyl lactam compound, for example of the following formula: ##STR1## where: R is a...
32	4540515	N-Substituted carbamoyl-lactam compound The invention concerns an N-substituted carbamoyl-lactam compound characterized by the formula: ##STR1## where in the formula: R is a polyol radical from a polyol having the formula R--(OH) xi ,...
33	4528392	Aromatic compounds as antiallergic agents There are disclosed compounds of the formula ##STR1## wherein X is OR 2 , SR 2 , N(R 2 ) 2 or halo; W is --CH 2 --, ##STR2## Y is --CH 2 O--, --OCH 2 --, --CH 2 S--, --SCH 2 --, ##STR3## m...
34	4439364	Process for preparing antihypertensive 1-substituted cyclic lactam-2-carboxylic acids and their derivatives Certain antihypertensive 1-substituted cyclic lactam-2-carboxylic acids and their derivatives are prepared by reacting an ester of the formula ##STR1## with a suitable derivative of the formula...
35	4398938	N-Acylated lactams and their herbicidal compositions and method of use This invention relates to compounds of the formula: ##STR1## wherein X is halogen or trifluoromethyl; hydrogen, halogen or cyano; Z is halogen, cyano or nitro; R is alkyl; m is an integer from 0 to...
36	4379785	Heterocyclic substituted sulfonyl ureas, and their use What are disclosed are sulfonyl ureas of the formula ##STR1## in which R 1 , X and Y are as defined in the specification, and their physiologically acceptable salts, pharmaceutical formulations on...
37	4374771	Blocked isocyanate The novel compound, N,N'-methylenebis (hexahydro-2-oxo-1H-azepine-1-carboxamide) which is useful as a blocked isocyanate to introduce the functionality of methylene diisocyanate and which is...
38	4296110	Antihypertensive I-substituted cyclic lactam-2-carboxylic acids 1-Substituted cyclic lactam-2-carboxylic acids and their derivatives are useful as antihypertensive agents.
39	4250093	Process for the preparation of laotams Five, six and seven member nitrogen-containing saturated heterocyclic compounds can be prepared by the catalytic hydrogenation/cyclization of beta, gamma and delta-cyanoesters. Applicants have...
40	4234484	Process for the preparation of cyclic enamides Special cyclic enamides are prepared by splitting off alcohols catalytically from the corresponding alkoxylated cyclic amides, in the presence of at least one tetraalkylammonium and/or alkali metal...
41	4211699	Isocyanate adduct diols Isocyanate adduct diols of the formula M--CO--NH--D'--NH--CO--A in which M is derived from an amino diol or a hydrazino diol, D' represents the divalent radical of an organic diisocyanate, and A...
42	4080360	Thermoplastic polybutylene terephthalate molding compositions Thermoplastic polybutylene terephthalate molding compositions of improved stability due to the presence of from 0.01 to 10 percent by weight, based on the total molding composition, of a lactam...
43	4044001	Process for preparing α-chloro-ε-caprolactam A process is described for preparing α-chloro-ε-caprolactam, an intermediate for the synthesis of L-lysine, comprising reacting an N-substituted -α-chloro-ε-caprolactam, wherein the...
44	3869431	POLYAMIDES AND THEIR PRODUCTION Polyamides are produced by reacting a nitro acid chloride with a lactam the product of which is reduced to the corresponding amino-imide and then heated to split off lactam and obtain a polyamide...
45	3699226	N-ARYLSULFONYL UREA DERIVATIVES OF NITROGEN CONTAINING HETEROCYCLICS AS HYPOGLYCEMIC AGENTS N-Arylsulfonyl urea derivatives of 5 to 8 membered saturated lactams are hypoglycemic agents.
46	3666752	4,4-DIPHENYLHEXAHYDROAZEPINE COMPOUNDS 4,4-Diphenylhexahydroazepine and derivatives thereof have been found to be useful antidepressant agents in the treatment of psychic depression in mammals. 4,4-Diphenylhexahydroazepine hydrochloride...
47	3542768	N - ARYLSULFONYL UREA DERIVATIVES OF NITROGEN CONTAINING HETEROCYCLICS
48	3485822	2,4,6-TRI-(EPSILON-CAPROIMIDO) SYM. TRIAZINE
49	3448085	ANIONIC POLYMERIZATION OF LACTAMS WITH SYMMETRICAL TRIAZINE AS COCATALYST
50	3271404	Anti-convulsant compounds

Matches 1 - 50 out of 59

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