专利号:US-6087512-A 优先权日:1996-09-18 标题:Process for preparation of glycidyl ether 发明人:FURUKAWA YOSHIRO; KITAORI KAZUHIRO; YANAGIMOTO TETSUYA; MIKAMI MASAFUMI; YOSHIMOTO HIROSHI; OTERA JUNZO 权利人:DAISO CO LTD 摘要:A process for preparation of a glycidyl ether which is characrelized in reacting an epoxy compound of the formula ##STR1## wherein X is halogen or sulfonyloxy in the presence of a fluoride salt, with an alcohol. According to the above method, glycigyl ethers or their optically active compounds important as intermediates for synthesis of medicines are easily obtained in good yield and especially the optically active compounds are obtained with highly optical purity.
专利号:US-6057476-A 优先权日:1996-09-18 标题:Process for the preparation of 3-amino-2-hydroxy-1-propyl ethers 发明人:FURUKAWA YOSHIRO; KITAORI KAZUHIRO; MIKAMI MASAFUMI; YOSHIMOTO HIROSHI; OTERA JUNZO 权利人:DAISO CO LTD 摘要:A process for preparation of 3-amino-2-hydroxy-1-propyl ether of the formula ##STR1## wherein R 1 is substituted or unsubstituted alkyl, substituted or unsubstituted aryl, or substituted or unsubstituted heterocyclic ring, R 2 and R 3 are the same or different hydrogen atom, a substituted or unsubstituted alkyl, or may form a ring together with an adjacent nitrogen atom, which ring may be interrupted with nitrogen atom, oxygen atom or sulfur atom, n which is characterized in reacting an epoxy compound of the formula ##STR2## wherein X is halogen, in the presence of a fluoride salt, with an alcohol and then reacting an amine. n According to the above method, an intermediates for synthesis of medicines is obtained in good yield and highly optical purity.
专利号:US-2009247618-A1 优先权日:2008-03-26 标题 :Process for preparation of benzo-fused heteroaryl derivatives 发明人:BALLENTINE SCOTT A; REANY LAURA 权利人:BALLENTINE SCOTT A; REANY LAURA 摘要:The present invention is directed to processes for the preparation of benzo-fused heteroaryl derivatives, useful for the treatment of epilepsy and related disorders. The present invention is further directed to processes for the preparation of intermediates in the synthesis of the benzo-fused heteroaryl derivatives.
专利号:US-2006111438-A1 优先权日:2004-10-21 标 题:Asymmetric synthesis of substituted dihydrobenzofurans 发明人:GONTCHAROV ALEXANDER V; KHAFIZOVA GULNAZ; POTOSKI JOHN R; YU QING; SHAW CHIA-CHENG; STACK GARY P; ZHOU DAHUI 权利人:WYETH CORP 摘要:The present invention concerns production of a compound of the formula n n nor a pharmaceutically acceptable salt thereof by a process which utilizes the cyclization of a compound of the formula: n n nwhere Ar, Y, R 1 , R y , R 2 , and m are as defined herein.
专利号:WO-2007139998-A2 优先权日:2006-05-25 标题:Synthesis of a compound which is a suitable intermediate in the synthesis of oxindoledioxane derivatives
专利号:RU-2185379-C2 优先权日:1996-01-25 标 题:Method of stereoselective synthesis of heterobicyclic alcohol enantiomer, intermediate compounds and methods of their synthesis