Matches 51 - 100 out of 566 < 1 2 3 4 5 6 7 8 9 10 11 12 >
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5663461 Process for producing geranylgeraniol  
A process for producing geranylgeraniol is provided, which comprising the steps of subjecting a mixture of at least one ester derivative wherein one or more carbon-carbon double bonds in the...
5635608 α-carboxy caged compounds  
The invention relates to caged compounds for the study of biological processes, where the caged compound has a photoremoveable α-carboxy-substituted o-nitrobenzyl group. Covalent attachment of the...
5622532 Polylactone aromatic esters and fuel compositions containing the same  
Polylactone aromatic esters having the formula: ##STR1## wherein R 1 is a hydrocarbyl group having a sufficient number of carbon atoms to render the compound soluble in hydrocarbons boiling in the...
5618320 Aromatic esters of polyalkylphenoxyalkanols and fuel compositions containing the same  
Aromatic esters of polyalkylphenoxyalkanols having the formula: ##STR1## or a fuel soluble salt thereof, wherein R is hydroxy, nitro or --(CH 2 ) x --NR 5 R 6 , wherein R 5 and R 6 are...
5569774 Process for the preparation of chlorine-substituted olefins  
Chlorine-substituted olefins I ##STR1## (R 1 =organic radical; R 2 =--CN, --CO--R 3 , --CO--S--R 3 , --CO--O--R 3 --CO--N(R 4 ,R 5 ); R 3 =organic radical; R 4 , R 5 =H, organic radical) are...
5550246 Calicheamicin mimics  
Synthetic calicheamicin mimics employ alternative activation triggers and trigger cites and include tithers for conjugation to DNA targeting systems.
5536874 Process for preparing arylacetic acid and arylpropionic acid derivatives  
There is provided a process for preparing an arylacetic acid or arylpropionic acid divative from an arylcarbinol which comprises the step of subjecting said arylcarbinol to suitable carbonylation...
5530026 Certain aryl-ureido anti-cancer agents  
The present invention is concerned with novel anticancer agents having potent antineoplastic activity without systemic toxicity and mutagenicity. The novel anticancer agents of the present...
5516934 Process for producing mono-P-nitrobenzyl malonate  
The present invention aims at providing a process for economically producing mono-p-nitrobenzyl malonate while recovering the excessive malonic acid and treating the by-product. The process of the...
5484463 Poly(oxyalkylene) hydroxy and amino aromatic carbamates and fuel compositions containing the same  
Poly(oxyalkylene) hydroxy and amino aromatic carbamates having the formula: ##STR1## or a fuel-soluble salt thereof; wherein X is hydroxy or amino; R is hydrogen or lower alkyl having 1 to 6...
5472978 Aromatic compounds, pharmaceutical compositions containing them and their use in therapy  
Compounds of formula (I), and salts and prodrugs thereof, wherein Q represents optionally substituted phenyl, naphthyl, indolyl, benzothiophenyl, benzofuranyl, benzyl or indazolyl; Z represents O,...
5470960 Phenylalanine-glycine derivatives, process for preparation thereof, and pharmaceutical composition containing said derivatives  
A phenylalanine-glycine derivative of the general formula (I): ##STR1## wherein R represents a residue of an antitumor substance, or a salt or ester thereof, a process for preparation thereof, and...
5451573 Substituted cyclohexane derivatives for the treatment of diseases  
Substituted cyclohexane derivatives for the treatment of diseases Esters of cyclohexane derivatives of the formula I ##STR1## in which A--B, R 3 , R 4 , R 5 , Y and Z have the meanings indicated,...
5442089 Preparation of monocarbamate diols  
This invention provides synthetic routes for novel single isomers of monocarbamate diols and their polymerization to provide novel polyesters, polyurethanes, polycarbonates, and the like having...
5420160 1-alkoxyhexatriene-2-carboxylates  
There are described new 1-alkoxyhexatriene-2-carboxylates of the formula (I) ##STR1## in which R represents substituted phenyl, and a plurality of processes for their preparation. The new...
5414108 Process for the preparation of carboxylic acids and derivatives of them  
The subject matter of the invention is a process for the preparation of carboxylic acids and derivatives of them of the general formula ##STR1## wherein R means hydrogen, or a C 1 -4 alkyl or a (C...
5399747 Process for preparing carboxylic acids by carbonylation of ethers and thioethers  
A new process for preparing aryl-substituted aliphatic carboxylic acids is provided. Aryl-substituted aliphatic ether or thioether compound is reacted with carbon monoxide in aqueous conditions at...
5395827 ω-[2-(phosphonoalkyl)phenyl]-2-aminoalkanoic acids as antagonists of excitatory amino acid receptors  
The present invention pertains to antagonists of excitatory amino acid neurotransmitter receptor antagonists, their method of preparation as well as compositions containing them which have the...
5360924 Process for preparing aromatic olefins  
Process for preparing aromatic olefins of the formula (1) ##STR1## in which R 1 -R 3 are hydrogen, alkyl (C 1 -C 8 ) , alkoxy-(C 1 -C 5 ), phenyl, fluorine, chlorine, bromine, --OH, --NO 2 ,...
5359122 Preparation of 3-arylacrylic acids and their derivatives  
The preparation of 3-arylacrylic acids and their derivatives I ##STR1## where Ar is aryl which can additionally have substituents which do not react with ketene and are stable under the conditions...
5324843 Process for making 3,4,5,6-tetrahydrophthalimide derivatives  
3-(3,4,5,6-tetrahydrophthalimido)cinnamic esters I ##STR1## (R 1 =H, halogen; R 2 , R 3 =halogen; R 4 =C-organic radical, R 5 =H, CH 3 ) are prepared by reducing 3-nitrocinnamic esters II...
5322959 Catalytic carboxylation process for preparing aryl-substituted aliphatic carboxylic esters  
A new process for preparing aryl substituted aliphatic carboxylic acid esters is provided. A 1-aryl substituted aliphatic halo compound is reacted with carbon monoxide in the presence of an alcohol...
5319122 Process for the preparation of benzylformimidate  
This invention relates to a novel process for preparing benzylformimidates which are useful in the production of certain carbapenem antibiotics. The process of this invention provides a means of...
5315026 Process for preparing aryl-substituted aliphatic carboxylic acids and their esters using cyclic phosphine catalysts  
A catalytic process for preparing aryl substituted aliphatic carboxylic acid esters is disclosed. A 1-aryl substituted olefinic compound is reacted with carbon monoxide in the presence of an...
5315030 Catalytic carbonylation of ethers and thioethers  
A new process for preparing aliphatic carboxylic acid esters is provided. A substituted aliphatic ether or thioether compound is reacted with carbon monoxide in the presence of an alcohol in...
5315029 Process for preparing aryl-substituted aliphatic carboxylic acid esters by carbonylation  
A new process for preparing alkyl esters of ibuprofen is provided. A 1-halo-1-(4-isobutylphenyl)ethane is reacted with carbon monoxide in the presence of an anhydrous alcohol at a temperature...
5315028 Olefinic process for preparing aryl-substituted aliphatic carboxylic esters  
A new process for preparing aryl substituted aliphatic carboxylic acid esters is provided. A 1-aryl substituted olefinic compound is reacted with carbon monoxide in the presence of an alcohol in...
5312999 Propoxybenzene derivatives and process for preparing the same  
Propoxybenzene derivatives represented by the following formula ##STR1## wherein Ra represents a nitro group, an amino group which may have a protecting group or an --NHCHC(COO--C 1 -6 -Alkyl) 2...
5304659 Preparation of polycyclic dyes  
A process for the preparation of a polycyclic dye of Formula (1): ##STR1## by reacting a compound of Formula (2): ##STR2## with a benzofuranone of the Formula (3): ##STR3## wherein: Ring A is...
5296591 Trifluoromethylketone derivatives, processes for preparation thereof and use thereof  
The trifluoromethylketone derivatives (I) and pharmaceutically acceptable salts thereof have a human leukocyte elastase inhibiting activity and are useful as human leukocyte elastase inhibitors for...
5283352 Pharmacologically active compounds, methods for the preparation thereof and compositions containing the same  
Catechol compounds of formula I ##STR1## where R 1 , R 2 , R 3 and X are as described herein are effective Catechol-O-methyltransferase inhibitors.
5254716 Intermediates, and processes thereto, for the preparation of 5,6-dihydropyrrolo[2,3-d]pyrimidines  
This invention relates to intermediates and processes thereto, for the preparation of 5,6-dihydropyrro[2,3-d]pyrimidines which are useful for the treatment of susceptible neoplasms
5246933 Nematicidal quinoxaline derivatives  
Compounds of formula (I) ##STR1## wherein R 1 , R 2 , R 3 , R 4 and R 5 are independently hydrogen, alkyl, alkenyl, alkynyl, cycloalkyl, alkylcycloalkyl, halogen, haloalkyl, alkoxy, alkenoxy,...
5237089 Nitro or amino substituted phenylalkyl or phenylalkenyl carboxylic acid derivatives  
N-substituted 3,4,5,6-tetrahydrophthalimides and their intermediates of the general formula I ##STR1## where A is --NO 2 , --NH 2 or ##STR2## corresponding to the compounds Ia, Ib and Ic, B is...
5216022 Aromatic esters of phenylenedialkanoates as inhibitors of human neutrophil elastase  
Compounds of the formula ##STR1## wherein: R 1 , R 2 , R 3 and R 4 , which may be the same or different, are selected from the group consisting of hydrogen, alkyl of 1-6 carbons, cycloalkyl of 3...
5214141 Azomethine compound and photographic dye comprising the azomethine compound  
The present invention relates to an azomethine compound represented by formula (I): ##STR1## wherein X represents a 5- or 6-membered cyclic amino group, R represents an aromatic group, and Ar...
5189063 Pesticidal substituted acrylic esters  
Pesticidal substituted acrylic esters of the formula ##STR1## in which R 1 represents alkyl, or represents unsubstituted or substituted aralkyl, R 2 represents dialkylamino, or represents a...
5166377 1,3-dioxan-5-ylalkenoic acids  
The invention concerns novel 4-phenyl-1,3-dioxan-5-ylalkenoic acid derivatives of the formula I having cis relative stereochemistry at positions 4 and 5 of the dioxane ring and wherein Ra and Rb...
5155254 Substituted diones as intermediates for a process for the manufacture of γ-pyrones  
A process for the manufacture of 3-hydroxy-2-alkyl-4-pyrones of formula I is provided. ##STR1## The process comprises cyclizing a compound of formula II, ##STR2## an acidic medium and hydrolyzing...
5151414 Phenoxyethyl amine compounds active on the cardiovascular system  
Compounds of formula ##STR1## (wherein R, R 1 , R 2 , R 3 , n, m and p have the meanings reported in the specification), their preparation and the compositions for pharmaceutical use containing...
5145997 Poly (alkylene oxide) substituted acetoacetanilides  
Poly (alkylene oxide) substituted acetoacetanilides of the formula: ##STR1## wherein B comprises a divalent bridging moiety selected from the group consisting of C 1 -C 6 alkylene, --NHSO 2 --,...
5140044 UCN-1028D derivatives  
A UCN-1028D derivative represented by the formula: ##STR1## has protein kinase C inhibitory activity and is expected to be used as an active ingredient in anti-tumor agents, etc.
5136081 Process for the preparation of cyclopentene, cyclopentane and cyclohexane derivatives  
The invention provides a process for the preparation of fungicidally active cyclopentene derivatives of the general formula ##STR1## cyclopentane derivatives of the general formula ##STR2## and...
5135562 8-thia-1,6-diazabicyclo[4.3.0]nonane herbicides  
Compounds of formula I ##STR1## wherein R 1 is halogen; X is oxygen; or sulfur; Y is oxygen; or sulfur; A is a straight-chain or branched C 1 -C 4 alkylene chain; Q is hydroxy;...
5130339 Phenylethanolaminomethyltetralins and pharmaceutical use  
New phenylethanolaminomethyltetralins of formula (I) ##STR1## wherein E represents hydrogen, (C 1 -C 4 )alkyl, (C 1 -C 4 )alkoxy, phenyl, nitro, halogen, or trifluoromethyl, L represents...
5112868 Hydroxamate derivatives of selected nonsteroidal antiinflammatory acyl residues having cyclooxygenase and 5-lipoxygenase inhibition  
The present invention is novel selected hydroxamic acid derivatives of acyl residues of selected NSAIDS, i.e. having 5-lipoxygenase and cyclooxygenase inhibiting properties, pharmaceutical...
5110496 Liquid crystal compound  
An optically active liquid crystal compound which is represented by the formula: ##STR1## wherein R 1 and R 2 each represents an alkyl or aralkyl group of 4-18 carbon atoms, R 3 represents a...
5110986 Synthesis of N-t-alkyl-1,2-diacylhydrazines  
This application relates to a process for preparing a N-t-alkyl-1,2-diacylhydrazine by reacting a 1,3,4-oxadiazole with a tertiary alkyl cation precursor in the presence of a strong acid catalyst....
5105012 Catalytic reduction of dinitrobenzenes using a noble metal catalyst and iron or iron salts  
There is provided an improved process for the reduction of optionally substituted dinitrobenzenes to the corresponding nitroanilines with high yields which comprises contacting the dinitrobenzene...
5089647 Method for preparing intermediates for the synthesis of steroid side chains in optically active form  
This invention provides a novel method for the preparation of optically active arylalykylsulfone derivatives, having a chiral center in the alkyl moiety in either the (R)- or the (S)-configuration....
Matches 51 - 100 out of 566 < 1 2 3 4 5 6 7 8 9 10 11 12 >