Patents
Patents for C07D 493 - Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system (17,376)
05/1992
05/12/1992CA1300609C 13-spiro-2'-¬tetrahydrofuran|-milbemycines, process for their preparation and their use against parasites and insect pests
05/06/1992EP0483616A2 Azolylmethylspiro-2.5-octanoles and fungicides containing the same
05/06/1992CN1060845A Preparation method and anti-bearing usage of tripterygium-wilfordii ketone
05/05/1992US5110956 Benzodioxale derivatives
05/05/1992US5110952 Method of producing 3-dibutylamino 6-methyl-7-anilinofluoran
05/05/1992CA1300154C N-substituted piperid-4-yl benzamide compounds and 1-substituted-4-amino-piperidine compounds
05/05/1992CA1300126C Chromogenic hemispherands and their use in detecting electrolytes in an aqueous test sample
04/1992
04/28/1992US5108992 Macrolide compounds
04/26/1992CA2054171A1 Epoxides, process for preparation thereof and use thereof
04/21/1992US5106999 Process for preparing dibenzylidene-d-sorbitol compounds
04/21/1992US5106996 Efficient, stereospecific
04/16/1992CA2053431A1 Avermectins are produced from known microorganisms
04/15/1992EP0480693A2 Avermectin degradation products and derivatives
04/15/1992EP0480338A1 Diterpene compound and process for producing the same
04/15/1992EP0480266A2 Perfluorinated polyimide, perfluorinated poly(amic acid), starting compounds therefor, and methods for preparing them
04/15/1992EP0480152A1 KS-505 derivatives
04/15/1992EP0479970A1 Antimalarial analogs of artemisinin
04/15/1992EP0310622B1 Anti-inflammatory compositions
04/14/1992US5104985 Rearrangement in the presence of an alkali metal bis (tris-lower alkyl silyl)amide
04/14/1992US5104871 Macrolide compounds
04/12/1992CA2052860A1 Avermectin degradation products and derivatives
04/07/1992US5103025 Process for the resolution of enantiomers of benzopyran derivatives
04/07/1992US5102909 Antibody inhibitors for treatment of viral infections
04/07/1992US5102907 Novel squalene synthetase inhibitors
04/07/1992US5102895 Novel vitamin e derivatives and process for the production thereof
04/05/1992WO1992006098A1 Acidic polycyclic ether antibiotic
04/05/1992CA2091567A1 Acidic polycyclic ether antibiotic
04/01/1992EP0478064A2 Microbial preparation of 13beta-13-deoxy-22,23-dihydro avermectin-B1a/B1b aglycone
03/1992
03/31/1992US5101004 Polyester from 9,9-bis(perfluoroalkyl)xanthene diol or 9-aryl-9-perfluoroalkylxanthene diol
03/31/1992US5100902 1,2-benzisoxazole compounds
03/31/1992US5100889 Thromboxane A2 receptor antagonists, thromboxane synthetase inhibitor
03/31/1992US5100807 Fluorescence polarization immunoassay
03/31/1992US5100797 Azapyranose analogues of a heptose
03/31/1992CA1298306C High-purity alditol diacetals, free from organic solvent traces and processes for preparing same
03/25/1992WO1992005146A1 Stereoselective preparation of acid sensitive amides and intermediates useful in said preparation
03/25/1992EP0476994A1 7-Oxabicycloheptyl substituted heterocyclic thioamide prostaglandin analogs useful in the treatment of thrombotic and vasospastic disease
03/25/1992CN1059720A Radicicol derivatives, their preparation and their anti-tumor activity
03/25/1992CA2092179A1 Stereoselective preparation of acid sensitive amides and intermediates useful in said preparation
03/25/1992CA2050826A1 Microbial preparation of 13.beta.-13-deoxy-22,23-dihydro avermectin-b1a/b1b a glycone
03/24/1992US5099034 Nervous system and cardiovascular disorders
03/24/1992US5099031 Process for the preparation of di- and trialkyl-4'-phthalimidomethylfurocoumarins
03/24/1992US5099000 Fluorescent compounds for immunoassay as tracers
03/24/1992US5098933 Pharmaceutically useful Michael addition products of unsaturated aldehydes and ketones and ascorbic acid
03/24/1992US5098929 Pesticidal compounds
03/24/1992US5098805 Nondiscoloring photographic films
03/20/1992CA2050054A1 7-oxabicycloheptyl substituted heterocyclic thioamide prostaglandin analogs useful in the treatment of thrombotic and vasospastic disease
03/19/1992WO1992004352A1 Process for producing diacetal
03/19/1992DE4029197A1 New azolyl:methyl-substd. cyclic alcohol derivs.
03/18/1992EP0475706A1 Novel squalene synthetase inhibitors
03/18/1992EP0475518A1 28-Hydroxy ivermectin aglycone
03/18/1992EP0230475B1 Novel urea derivatives, processes for production thereof and herbicide
03/18/1992CN1059526A Synthesis of 4-sulpho-4-deoxidation-4'-demethyl podophyllotoxin derivative
03/17/1992US5097000 9,9-bis (perfluoroalkyl) xanthene, 9-aryl-9-perfluoroalkylxanthene, monomers and polymers derived therefrom
03/17/1992US5096923 Novel squalene synthetase inhibitors
03/17/1992US5096922 Sorangicin antibiotics
03/17/1992US5096914 Novel benzopyran derivatives, processes for their preparation and their use and preparations containing the compounds
03/17/1992US5096905 Basic cleavage products of elaiophylin and elaiophylin derivatives and use thereof
03/14/1992CA2050739A1 Squalene synthetase inhibitors
03/13/1992CA2050721A1 28-hydroxy ivermectin aglycone
03/11/1992CN1059338A Cantharidin fat-soluble medicament preparation
03/10/1992US5095127 Process for producing polycyclic ether antibiotics
03/10/1992CA1297116C Cyclohexenone derivatives, preparation and use thereof as herbicides
03/05/1992WO1992003440A1 Herbicidal ethers
03/05/1992WO1992003439A1 Method of producing acetals
03/03/1992US5093501 Inhibitor of enzymatic glycoside hydrolysis; anticancer, antiviral
02/1992
02/26/1992CN1058967A Antipsychotic fused-ring pyridinylpiperazine derivatives
02/25/1992US5091413 Antibiotic agent
02/25/1992CA1296344C 7-oxabicyclo(2.2.1)heptane analogs useful as inhibitors of 5-lipoxygenase and cyclooxygenase
02/25/1992CA1296329C Macrolide compounds
02/25/1992CA1296328C Macrolide compounds
02/19/1992EP0471222A2 Ortho ester-substituted clorotriazines as capping agents for polyphenylene ethers
02/18/1992US5089636 Solvent extraction, drying, acidifying, precipitating
02/18/1992US5089630 Immunoassay, detection of viruses, bacteria
02/18/1992US5089519 Antidepressants; antagonists for alpha-2-adrenergic receptors
02/18/1992US5089487 Hypotensive agents
02/18/1992US5089480 Antiparasitic agents
02/18/1992US5089478 Method for the control of pneumocystis carinii
02/18/1992CA1295999C Fluorophores for encapsulation into liposomes
02/11/1992US5087707 Substituted cyclopentenyl-oxabicyclooctanes, cyclopentenyl-formylcyclohexenes and cyclopentenyl-hydroxymethyl cyclohexenes, processes for preparing same and organoleptic uses thereof
02/11/1992US5087706 Fluoran compounds, process for preparation thereof and recording materials comprising said compound
02/11/1992US5087638 Benzofuran derivatives
02/11/1992CA1295612C Nitrogen containing derivatives of epipodophyllotoxin glucosides
02/10/1992WO1992002641A1 Psoralen conjugated methylphosphonate oligonucleotides as therapeutic agents for chronic myelogenous leukemia
02/10/1992CA2089088A1 Psoralen conjugated methylphosphonate oligonucleotides as therapeutic agents for chronic myelogenous leukemia
02/05/1992CN1058403A Process for preparing 6-(substituted aminopropionyl) derivatives of forskolin
02/05/1992CN1058402A Process for preparing 6-acyl, 7-acyl, and 6,7-diacyl analogues of forskolin and intermediates thereof
02/04/1992US5086189 Epoxidation of ethylenic double bond compounds by hydrogen peroxide in presence of selenium catalyst
02/04/1992US5086182 Intermediates for the production of epipodophyllotoxin and related compounds and processes for the preparation and use thereof
02/04/1992US5086179 Process for the preparation of optically pure amides
02/04/1992US5086062 Inhibitors of lipoxygenase and-or cyclooxygenase enzymes
01/1992
01/29/1992EP0468821A1 Process for the preparation of rhodamines
01/29/1992EP0468445A1 Process for preparation of 6-(substituted-aminopropionyl)-derivates of forskolin
01/29/1992EP0468444A1 Process for the preparation of 6-acyl, 7-acyl and 6,7-diacyl analogues of forskolin and intermediates thereof
01/28/1992US5084581 Hydrolysis with alkali metal carbonate, bicarbonate or hydroxide and cyclization
01/28/1992US5084580 Aniline dyes for polyester fabrics to give green and blue color
01/28/1992US5084569 Trioxy bicyclic compounds useful for preparing optically active carboxylic acids
01/28/1992US5084538 High surface hardness transparent resin prepared from a compound having at least one isopropenyl phenyl group
01/28/1992US5084387 Microbiological hydrolysis for the preparation of (exo,exo)-7-oxabicyclo(2.2.1) heptane-2,3, monoacyl ester dimethanol
01/28/1992CA1294972C 7-oxabicyclo(2.2.1)heptane-based derivatives
01/25/1992CA2047617A1 Process for the preparation of 6-(substitutedaminopropionyl)-derivatives of forskolin