专利号:US-9035061-B2 优先权日:2010-07-13 标题:Process for preparing a biphenyl-2-ylcarbamic acid 发明人:COLSON PIERRE-JEAN 权利人:COLSON PIERRE-JEAN; THERAVANCE BIOPHARMA R & D IP LLC 摘要:The invention provides a process of preparing an intermediate useful in the synthesis of biphenyl-2-ylcarbamic acid 1-(2-{[4-(4-carbamoylpiperidin-1-ylmethyl)benzoyl]methylamino}ethyl)piperidin-4-yl ester, and a process of preparing a crystalline freebase of the ester.
专利号:WO-2022049604-A1 优先权日:2020-09-05 标题 :Process for preparing revefenacin and intermediates therof 发明人:DAS ARIJIT; SINGH MANJINDER; BHOSALE RAJESH; SAWANT ASHWINI; CHAVAN AMIT; SUKTE ANKUSH; TARATE SAGAR; THAKUR NITIN; PATIL RAVINDRA 权利人:CIPLA LTD 摘要:The present invention relates to processes and intermediates for the synthesis of Revefenacin or pharmaceutically acceptable salts thereof.
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