Patents
Sitemap › C07 - Organic chemistry › C07D - Heterocyclic compounds › C07D 311 - Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
Patents for C07D 311 - Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings (24,127)
07/1990
07/03/1990US4939278 Herbicidal pyrones
07/03/1990US4939276 Salt formation of fatty acids with calcium hydroxide to separate tocopherols and/or steroids
07/03/1990US4939148 Amine derivatives, processes for their production and their use
07/03/1990US4939141 (Fused) benz (thio) amides and pharmaceutical compositions, thereof
07/01/1990WO1990007494A1 New hydroxylamine derivative
07/01/1990CA2024192A1 Hydroxylamine derivative
06/1990
06/30/1990CA2007006A1 Photochromic spiropyran compounds
06/30/1990CA2005284A1 Chloroformates and aromatic ketones and their preparation
06/29/1990CA2005345A1 Derivatives of acrylic acid
06/28/1990WO1990006921A1 Antiatherosclerotic and antithrombotic 1-benzopyran-4-ones and 2-amino-1,3-benzoxazine-4-ones
06/28/1990WO1990006917A1 Novel thromboxane a2 antagonists
06/27/1990EP0375560A1 Aryloxypropanolaminotetralines, process for their preparation and pharmaceutical compositions containing same
06/27/1990EP0375449A2 Benzopyran-type compounds
06/27/1990EP0374789A1 5- Aminoflavone derivatives
06/27/1990CN1043319A Amines and their use
06/27/1990CA2006342A1 Antibiotic a80915 and process for its production
06/26/1990US4937257 Flavanone derivatives
06/26/1990US4937246 Absorbed easily from intestines
06/26/1990CA2006586A1 Method of preparing chroman derivatives, and synthesis intermediates
06/26/1990CA1270834A1 Substituted dihydrobenzopyrans
06/26/1990CA1270819A1 Compounds and assay for tricyclic antidepressants
06/23/1990CA2006429A1 Compounds
06/21/1990DE3842029A1 2-(3'-Halo-n-propyl)-2,5,7,8-tetramethyl-6-chromanols, process for their preparation, and intermediates of this process
06/21/1990CA2006306A1 Antiatherosclerotic and antithrombotic 1-benzopyran-4-ones and 2-amino-1,3-benzoxazine-4-ones
06/20/1990EP0373915A1 Novel thromboxane A2 antagonists
06/20/1990EP0373425A2 Substituted pyridazinones, their preparation method and their use as insecticides
06/20/1990CN1043126A Pesticide compound
06/19/1990US4935529 Cytoxic substances from the marine cyanophyte hormothamnion enteromorphoides grunow
06/19/1990US4935441 Treatment of respiratory tract and liver disorders
06/19/1990US4935256 Process for making green tea solids
06/19/1990CA1270484A1 Flavanone derivatives
06/14/1990WO1990006310A1 Derivatives of 3,18-dihydroxy-9,13-epoxylabdane, method of obtaining them and a hemostatic pharmaceutical preparation based thereon
06/13/1990EP0372657A1 Anxiolytically active piperazine derivatives
06/13/1990CN1042911A Cardioprotective tocopherol anologs
06/13/1990CN1042900A Fungicides
06/13/1990CA2005155A1 Substituted pyridazinones, processes for their preparation, and their use as pesticides
06/13/1990CA2005132A1 Compounds
06/12/1990US4933476 Process for the preparation of novel oxolabdanes
06/12/1990US4933471 Fluorescent, used in cell analysis, carboxy or sulfo substituted
06/12/1990CA1270250A1 Antitussive and mucus regulating 2-substituted thiazolidines
06/09/1990CA2005031A1 Benzopyranylpyrrolinone derivatives
06/08/1990CA2004670A1 Anxiolytically active piperazine derivatives
06/06/1990EP0371560A2 Biocidal aromatic azocarboxylic-acid derivatives
06/06/1990EP0371253A2 Method and reagents for detecting amphetamine and/or d-methamphetamine in biological samples
06/05/1990US4931574 Process for the preparation of benzopyrans
06/05/1990US4931221 Ophthalmic lens; coating on polymeric host
05/1990
05/30/1990EP0370901A1 Central nervous system active chromane derivatives, process for their preparation and pharmaceutical compositions containing them
05/30/1990EP0370629A1 Fungicides
05/23/1990EP0369874A2 Cardioprotective tocopherol analogs
05/23/1990EP0369083A1 Cardioprotective tocopherol analogs
05/23/1990EP0369082A1 Cardioprotective tocopherol analogs
05/23/1990CA2003697A1 Chroman derivatives active on the central nervous system, their method of preparation and pharmaceutical compositions in which they are present
05/22/1990US4927849 Sulfonamido derivatives inhibiting the aldose reductase enzyme system and pharmaceutical compositions containing them
05/22/1990US4927848 Antitumor
05/22/1990US4927826 Cycloproylpropenamides useful as platelet activing factor (PAF) antagonists
05/22/1990CA1269375A1 Blood-pressure lowering piperazine derivatives
05/22/1990CA1269371A1 Polycyclic aromatic derivatives, and their use in cosmetics
05/16/1990EP0271488B1 Cooking vessel
05/15/1990US4925979 Flavone carboxylic acid derivatives
05/15/1990US4925960 Reaction with formaldehyde, catalytic hydrogenation
05/15/1990US4925839 Novel antihypertensive benzopyran derivatives
05/09/1990CN1007874B Cooking-vessels
05/08/1990US4923403 Cultivating rhodococcus mutant on steroid-containing medium to produce pharmaceutical precursor
05/03/1990WO1990004583A1 Muscarinic receptor antagonists
05/02/1990EP0366273A1 Benzopyran derivatives with smooth muscle relaxant activity
05/02/1990EP0250558B1 Novel compounds and novel recording material using the same
05/01/1990US4921982 5-halo-2,3-dihydro-2,2-dimethylbenzofuran-7-carboxylic acids useful as intermediates for 5-HT3 antagonists
05/01/1990US4921955 Process for the synthesis of 1-substituted imidazole-5-carboxylic acids and carboxylic acid derivatives
05/01/1990US4921871 Lipoxygenase inhibitors
05/01/1990CA1268467A1 Pesticidal compounds
05/01/1990CA1268460A1 Benzopyran derivatives, compositions containing them, and process for their preparation
04/1990
04/28/1990CA2001696A1 Method and reagents for detecting amphetamine and/or d-methamphetamine in biological samples
04/25/1990EP0365093A1 Muscarinic receptor antagonists
04/25/1990CN1041583A Muscarmic receptor antagonists
04/25/1990CA1268188C Intermediate for the synthesis of optically active d- o tocopherol
04/24/1990US4920146 Carbamoyloxylabdane compounds useful in reducing intraocular pressure
04/24/1990US4919915 Method for detecting the ability to prevent red-to-green congophilic birefringence
04/24/1990US4919705 Plant growth regulators
04/18/1990EP0364123A1 Muscarinic receptor antagonists
04/18/1990EP0363883A1 Chroman derivatives
04/18/1990EP0363856A1 Derivative of coumarin, process for its preparation and its use
04/18/1990EP0363793A1 Aryl alkoxy coumarins, process for their production and therapeutic agents containing them
04/18/1990CN1041362A Process for preparing heterochromatic compound
04/17/1990US4918203 Esterification of para-substituted phenols with acrylic acids, rearrangement, cyclization in presence of hydrogen fluoride
04/17/1990US4918202 10-substituted-5,9-dioxatricyclo(6.4.0.0(2,6))dodecane-4-one
04/17/1990US4918099 Drug, preparation and use thereof
04/17/1990US4918082 Anti-spasmodic agents containing quaternary nitrogen
04/17/1990CA1267848A1 Aqueous composition containing sodium cromoglycate
04/11/1990EP0362771A1 Photochromic substances
04/11/1990EP0362750A2 Photographic products and processes
04/10/1990US4916711 Fluorescent tri-cyclic dye
04/10/1990US4915866 Schiff base reaction products of mixtures of aldehydes including helional and alkyl anthranilates; derivatives thereof; and organoleptic uses thereof
04/05/1990WO1990003379A1 Photochromic substances
04/04/1990EP0361936A2 Lasing compositions and methods for using the same
04/04/1990CN1040980A Method and compositions providing enhanced chemiluminescence from 1,2-dioxetanes
04/03/1990US4914217 Asymmetric synthesis of natural vitamin E
04/03/1990US4914182 Autophotocrosslinkable; protective films, photographic relief images
04/03/1990US4914099 Treatment or prevention of diabetic complications
04/03/1990US4913909 Complex of tea-leaf extract and active aluminum hydroxide
04/03/1990US4913851 Using easily resolvable intermediates to improve yield
1 ... 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 ... 242