专利号:US-9260428-B2 优先权日:2007-03-22 标 题 :Process and intermediates for the synthesis of 8-[{1-(3,5-bis-(trifluoromethyl)phenyl)-ethoxy}-methyl]-8-phenyl-1,7-diaza-spiro[4.5]decan-2-one compounds 发明人:MERGELSBERG INGRID; SCHERER DOMINIK HERMANN; HUTTENLOCH MONIKA ERIKA; TSUI HON-CHUNG; PALIWAL SUNIL; SHIH NENG-YANG 权利人:OPKO HEALTH INC 摘要:This application discloses a process to synthesize 8-({1-(3,5-Bis-(trifluoromethyl)phenyl)-ethoxy)-methyl]-8-pheny-1.7-diaza-spiro[4.5]decan-2-one comprising reacting a compound of the Formula 27a-sulfonate with zinc in the presence of acetic acid.
专利号:US-8679724-B2 优先权日:2005-12-09 标题 :Positive resist composition, resin used for the positive resist composition, compound used for synthesis of the resin and pattern forming method using the positive resist composition
专利号:US-2008248418-A1 优先权日:2007-04-04 标 题:Synthesis of fluoroalcohol-substituted (meth)acrylate esters and polymers derived therefrom
专利号:US-2014024834-A1 优先权日:2007-03-22 标题:Process and intermediates for the synthesis of 8-[-methyl]-8-phenyl-1,7-diaza-spiro[4.5]decan-2-one compounds
专利号:WO-9835955-A1 优先权日:1997-02-13 标 题 :Novel (thio)(meth)acrylate monomers, intermediate compounds for the synthesis of these monomers, polymerisable compositions and resulting polymers and optical and ophthalmologic applications thereof
专利号:US-8304572-B2 优先权日:2007-04-04 标题:Synthesis of fluoroalcohol-substituted (meth)acrylate esters and polymers derived therefrom 发明人:FARNHAM WILLIAM BROWN 权利人:FARNHAM WILLIAM BROWN; DU PONT 摘要:This invention relates to processes for preparing fluoroalcohol-substituted (meth)acrylate esters. This invention also relates to block copolymers incorporating repeat units derived from fluoroalcohol-substituted (meth)acrylate esters, and photoresists derived therefrom.