Patents in Class 549/313

Matches 1 - 50 out of 183

1 2 3 4 >

Match	Document	Document Title
1	7569518	Pyridazine Compound and Use Thereof A pyridazine compound represented by formula (1): has an excellent plant disease controlling effect.
2	7432381	1,3-oxathiolane-2-thione compounds The present invention relates to 1,3-oxathiolane-2-thione compounds of the general formula (I): wherein R 1 and R 2 are the same or different, each of which denotes a straight-chain or...
3	7414145	Method of enantioselective nucleophilic addition reaction of enamide to carbonyl group and synthesis method of optically active α-hydroxy-γ-keto acid ester and hydroxydiketone A method of an enantioselective nucleophilic addition reaction to carbonyl, which enables an asymmetric synthesis of an optically active α-hydroxy-γ-keto acid ester, an optically active...
4	7378535	Production of furanones The present invention relates to the side chain functionalization of fimbrolides (halogenated 3-alkyl-5-methylene-2(5H)-furanones) and their synthetic analogues, that yields fimbrolides substituted...
5	7227029	Method for the continuous production of N-methyl-2-pyrrolidone (NMP) Process for the continuous preparation of N-methyl-2-pyrrolidone (NMP) by reacting gamma-butyrolactone (GBL) with monomethylamine (MMA) in the liquid phase, wherein GBL and MMA are used in a molar...
6	7214641	Catalyst and hydrogenation of carbonyl compounds in the liquid phase using the catalyst The present invention provides a process for hydrogenating carbonyl compounds, in particular C 4 -dicarboxylic acids to mixtures of tetrahydrofuran and gamma-butyrolactone, over supported rhenium...
7	7183423	Process for the preparation of organic compounds with imide catalysts (A) A compound capable of forming a stable radical and selected from (A1) oxygen-atom-containing compounds each having a carbon-hydrogen bond at the adjacent position to an oxygen atom, (A2)...
8	7141681	Continuous process for preparing dihydropyrones The invention relates to a continuous process for preparing dihydropyrones of general formula I, wherein the groups R 1 and R 2 have the meanings described herein.
9	7109357	Process and intermediates for making substituted aspartic acid acetals Disclosed herein is a method for making compounds that are useful as caspase inhibitor prodrugs of formula I: wherein R 1 is an optionally substituted group selected from an aliphatic group,...
10	7101912	Carbidopa prodrugs and derivatives, and compositions and uses thereof Prodrugs of carbidopa, derivatives of carbidopa prodrugs, methods of making prodrugs of carbidopa and derivatives thereof, methods of using prodrugs of carbidopa and derivatives thereof, and...
11	7038064	Process for producing hydroxylactones A process of the present invention produces a hydroxylactone by subjecting an unsaturated carboxylic acid having a double bond not conjugated to a carboxyl group or an ester thereof to (i) a...
12	6897324	Process for the preparation of 11-oxaprostaglandins and intermediates therein For the preparation of an 11-oxaprostaglandin such as [2R,(1E,3R),3S,(4Z),4R)]-7-{tetrahydro-2-[4-(3-chlorophenoxy )-3-hydroxy-1-butenyl]-4-hydroxy-3-furanyl}-4-heptenoic acid and its ester...
13	6838128	High polarization dopants for ferroelectric liquid crystal compositions The invention relates to chiral nonracemic liquid crystal compounds which are useful as components in liquid crystal compositions to impart high polarization to the mixture. The materials of this...
14	6835747	Ft-0554a substances and process for the preparation thereof The present invention relates to obtain novel FT-0554A substance useful for infectious disease of parasite, especially helminth and more particularly relates to the novel FT-0554A substance...
15	6812368	Diastereoselective hydrogenation of 1,3-hydroxyketones The invention relates to a novel process of diastereoselective hydrogenation of 1,3-hydroxyketones of formula (I) wherein R, R′ and R″ are as defined in claim 1 which is carried out in a...
16	6756013	Compositions of iodonium compounds and methods and uses thereof The present invention provides a composition having biological activity. The composition includes from about 10 ppm to about 5000 parts iodonium salt. The composition also includes from about 100...
17	6737460	Vinyl monomers having polyenic side chains derived from highly unsaturated fatty acids and derivatives thereof, and polymers of said monomers Vinyl monomers having polyenic side chains derived from highly unsaturated fatty acids represented by the general formula: R 1 COOH wherein R 1 is a C 19-24 hydrocarbon having 5 or 6 unsaturated...
18	6713639	Process for preparing enantiomerically pure (S)-3-hydroxy-gamma-butyrolactone The present invention relates to a process for the in situ preparation of optically pure (S)-3,4-dihydroxybutyric acid derivatives represented by the Formula [2] and more particularly, to a process...
19	6713290	Process for preparing optically pure (S)-3-hydroxy-&ggr -butyrolactone The present invention relates to a process for preparing optically pure (S)-3-hydroxy-γ-butyrolactone expressed by the following Formula 1 and more particularly, to a process that enables...
20	6703515	Chiral derivatives of Hibiscus acid bearing lactone ring moiety, process for preparing the same and a convenient method for the large-scale isolation of Hibiscus acid The present invention relates to a novel chiral compound of Hibiscus acid bearing lactone moiety of formula I, Wherein: R 1 ═R 2 ═alkali salt of carboxylic acid or acid chloride or lower...
21	6680389	Ester compounds Acrylic esters containing fluorine at α-position and having a lactone ring introduced into the ester side chain thereof are novel. Polymers obtained from the acrylic esters have a high...
22	6667330	Furanone derivatives Furanone derivatives and the pharmaceutically acceptable salts thereof have cytoprotective activity and protective activity for neuroinflammation, and neurodegenerative disorders; they are useful...
23	6642394	Process for producing (meth)acrylic anhydride and process for producing (meth)acrylic ester (Meth)acrylic acid is reacted with a fatty acid anhydride and the resultant reaction mixture is neutralized and washed with an aqueous alkaline solution having a pH of 7.5 to 13.5. Thus,...
24	6608214	Process for producing optically active &ggr -butyrolactone This invention provides a novel process for producing optically active 3-hydroxy-γ-butyrolactone in a short step, which is superior economically and in efficiency and industrially suitable by...
25	6593478	Stereospecific hydrolysis of optically active esters A new, more efficient and highly stereospecific process is described for the preparation of compounds with general formula (R)-(I) and of absolute configuration (R), where the groups M, W, Q and Q...
26	6576632	Biaryl compounds useful as anticancer agents The present invention relates to compounds of formula I and to pharmaceutically acceptable salts, hydrates and prodrugs thereof, wherein R 1 , R 2 , R 3 , R 4 , R 5 , R 10 , R 11 , b, m, n, p...
27	6541646	Method of preparing COX-2 inhibitors The invention relates to a method for producing compounds of general formula (I) wherein R 1 is selected from the following groups: (a) OR 5 and (b) mono-, di-, or tri-substituted phenyl; and R 2...
28	6500963	Process for preparing optically active dihydropyrones The invention relates to a new process for preparing optically active dihydropyrones, new intermediate products which may be obtained by this synthesis, and their use as starting compounds in the...
29	6486196	Anticancer compounds: process for their preparation and pharmaceutical compositions containing them The present invention relates to novel anticancer agents, their stereoisomers, their polymorphs, their pharmaceutically acceptable salts, and their pharmaceutically acceptable solvates. The present...
30	6429319	Continuous process for the production of optically pure (S)-beta-hydroxy-gamma-butyrolactone Disclosed is a process for the production of optically pure (S)-beta-hydroxy-gamma-butyrolactone through the hydrogenation of substituted carboxylic acid derivatives. A solution containing 1 to 50%...
31	6417377	Process for preparing enantiomer-enriched amino- and hydroxyfuranones A process for the preparation of enantiomer-enriched aminofuranones and hydroxyfuranones in which an enantiomer-enriched cyanohydrin is acylated by an acylating agent, then cyclized at 40 to 90°...
32	6410590	Compounds having antitumor activity: process for their preparation and pharmaceutical compositions containing them The present invention relates to novel derivatives of Andrographolide, their stereoisomers, their polymorphs, their pharmaceutically acceptable salts, and their pharmaceutically acceptable...
33	6395724	Multibinding inhibitors of cyclooxygenase-2 Disclosed are multibinding compounds which inhibit cyclooxygenase-2 (COX-2), an enzyme which catalyzes the first committed step in the biosynthesis of prostaglandins. The multibinding compounds of...
34	6313321	Process for preparing β-hydroxy-γ-butyrolactones and β-(meth)acryloyloxy-γ-butrolactones The present invention provides a process for preparing β-hydroxy-γ-butyrolactone or β-methyl-β-hydroxy-γ-butyrolactone represented by the formula (1): ##STR1## wherein R 1 is hydrogen or...
35	6268515	Process for producing 3-hydroxy-γ-butyrolactone derivatives A process for preparing a 3-hydroxy-γ-butyrolactone derivative represented by the following formula (1): ##STR1## wherein R is C 1 -C 6 alkyl, 3 to 6-membered cycloalkyl, aralkyl, 2-alkenyl,...
36	6251642	Continuous process for preparing optically pure (S)-3-hydroxy-γ-butyrolactone The present invention relates to a continuous process for preparing optically pure (S)-3-hydroxy-γ-butyrolactone expressed by the following Formula 1 and more particularly, to a process which...
37	6235899	Method for preparing alkyloxy furanone derivatives, compounds obtained by said method and use of said compounds The invention relates to a novel process for preparing compounds of the formula (IV) or (I): ##STR1## from the racemic alkoxyfuranone of the formula (II): ##STR2## R 1 and R 2 being as defined in...
38	6166070	Kodaistatins A, B, C and D, a process for their production and their use Kodaistatins A and B, compounds of the molecular formula C 35 H 34 O 11 , and Kodaistatins C and D, compounds of the molecular formula C 35 H 34 O 12 , have antidiabetic activity.
39	6133464	Chiral ferrocenyls The invention relates to chiral ferrocenyls of formula (I) ##STR1## wherein R a is --P(R 10 R 11 ) or --SR 12 ; R b is --P(R' 10 R' 11 ), --SR' 12 , --CHNR 12 , --CH 2 --NH--R 12 or --CH...
40	6133263	Endothelin antagonists with ether-linked groups Novel nonpeptide endothelin antagonists with ether-linked groups are described, as well as methods for the preparation and pharmaceutical compositions of the same, which are useful in treating...
41	6124122	Process for preparing optically pure (S)-3-hydroxy-γ-butyrolactone The present invention relates to a process for preparing optically pure (S)-3-hydroxy-γ-butyrolactone expressed by the following Formula 1 and more particularly, to a process that enables...
42	6114547	Hydroxy-substituted monolactones and use thereof as intermediates for preparing lubricating oil and fuel additives Compositions comprising hydroxy-substituted monolactones, a process for reacting olefinic compounds with certain carboxylic reactants and products prepared by the process. The compositions...
43	6100292	Ketone derivatives and their medical applications This invention relates to ketones represented by the following formula ##STR1## and to drugs in which such a ketone or pharmacologically acceptable salt thereof is an effective component. The...
44	6071954	(methylsulfonyl)phenyl-2-(5H)-furanones with oxygen link as COX-2 inhibitors The invention encompasses the novel compound of Formula I useful in the treatment of cyclooxygenase-2 mediated diseases. ##STR1## The invention also encompasses certain pharmaceutical compositions...
45	6069270	Optical resolution method of (±)-3,4-dihydroxybutanoic acid An optical resolution method of (±)-3,4-dihydroxybutanoic acid, by reacting (±)-3,4-dihydroxybutanoic acid with an optically active primary amine or secondary amine. Also a method for producing...
46	6060046	Antifouling compositions An antifouling composition that comprises an effective amount of a furanone of the structure shown and a suitable carrier therefor. In the figure, substituents R 1 , R 2 and R 3 are each a...
47	6020500	Hydroxy-substituted monolactones useful as intermediates for preparing lubricating oil and fuel additives Compositions comprising hydroxy-substituted monolactones, a process for reacting olefinic compounds with certain carboxylic reactants and products prepared by the process. The compositions...
48	5998633	Process for the synthesis of protected esters of (S)-3,4-dihydroxybutyric acid The invention is an improved process for the preparation of a compound of formula I wherein R and R 1 are each independently alkyl of from 1 to 3 carbon atoms; and R 2 is alkyl of from 1 to 8...
49	5986112	Vitamin D.sup.3 derivative and production process thereof A vitamin D 3 derivative represented by the following formula: wherein, R is, independently, a hydrogen atom, tri(C 1 to C 7 hydrocarbon)silyl group, C 2 to C 8 acyl group, or group forming an...
50	5977169	Substituted tetronic acids useful for treating HIV and other retroviruses This invention comprises novel substituted tetronic acid type compounds, 2, 4(3H, 5H)-furandiones, that are useful for the inhibition of the HIV protease enzyme. The compounds may be useful for the...

Matches 1 - 50 out of 183

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