专利号:US-2012203004-A1 优先权日:2009-08-13 标题 :process for the synthesis of alkyl/aralkyl (2s)-2-(tert-butoxycarbonyl)-amino-2-[-8-azabicyclo[3.2.1]oct-3-yl]-exo-acetate and analogs thereof: key intermediates for the preparation of dppiv inhibitors 发明人:ROY BHAIRAB NATH; KAMBOJ RAJENDER KUMAR; GOERGE SHAJI K; VENUGOPAL SPINVIN C; SHANMUGVADIVELU MUTHU KUMARAN; SINHA NEELIMA 权利人:ROY BHAIRAB NATH; KAMBOJ RAJENDER KUMAR; GOERGE SHAJI K; VENUGOPAL SPINVIN C; SHANMUGVADIVELU MUTHU KUMARAN; SINHA NEELIMA; LUPIN LTD 摘要:An improved process for the synthesis of intermediates like Alkyl/Aralkyl (2S)-2-(tert-butoxycarbonyl)-amino-2-[-8-azabicyclo[3.2.1]oct-3-yl]-exo-acetate and analogs thereof which are useful in the synthesis of Dipeptidyl peptidase-IV (DP-PIV) inhibitors.
专利号:US-2019177392-A1 优先权日:2014-09-23 标 题 :Synthesis of glp-1 peptides 发明人:PENIAS NAVON SHARON; NAVEH SHIRLY; VASILEIOU ZOI; BARLOS KONSTANTINOS 权利人:NOVETIDE LTD 摘要:Disclosed are processes for the synthesis of GLP-1 peptides, such as liraglutide and semaglutide, and a process for purifying liraglutide.
专利号:US-10005720-B2 优先权日:2013-04-05 标题:Compounds useful for the treatment of metabolic disorders and synthesis of the same 发明人:SEXTON JONATHAN Z; BRENMAN JAY E; MUSSO DAVID L 权利人:NORTH CAROLINA CENTRAL UNIV; UNIV NORTH CAROLINA CHAPEL HILL 摘要:The present invention provides compounds of Formula (I): wherein variables X, Y, Z and R1 are as described herein. Some of the compounds described herein are glutamate dehydrogenase activators. The invention is also directed to pharmaceutical compositions comprising these compounds, uses of these compounds and compositions in the treatment of metabolic disorders as well as synthesis of the compounds.
专利号:US-9475837-B2 优先权日:2011-12-23 标题 :Process for the synthesis of therapeutic peptides 发明人:HURLEY FIONN; WEGNER KATARZYNA; FOLEY PATRICK 权利人:IPSEN MFG IRELAND LTD 摘要:The present invention relates to a process for the large-scale synthesis of therapeutic peptides using a Sieber Amide resin, which comprises solid-phase Fmoc-chemistry.
专利号:US-11518794-B2 优先权日:2016-08-19 标 题:Synthesis method for liraglutide with low racemate impurity 发明人:FU YUQING; MA HONGJI; LI XINYU; ZHANG LIXIANG; ZHI QIN; WU LIFEN; LIU ZICHENG 权利人:SHENZHEN JYMED TECH CO LTD 摘要:A synthesis method for low-racemization impurity liraglutide comprises the following steps: performing synthesis to obtain a propeptide, coupling 2 to 5 peptides comprising Thr-Phe on the propeptide by using a solid-phase synthesis method; further, performing solid-phase synthesis to obtain a liraglutide resin; the liraglutide resin is cracked after modification, or the liraglutide resin is directly cracked, purified and frozen dry, so as to obtain the liraglutide. The provided liraglutide synthesis method effectively restrains or reduces the generation of racemization impurity D-Thr 5 highly similar to a product property, which facilitates the purification of the coarse liraglutide, and the high yield of the liraglutide is ensured, thereby greatly reducing production costs; during the synthesis of the liraglutide, the syntheses between dipeptide fragments, tripeptide fragments, the tetrapeptide fragments and pentapeptide fragments and the Gly-resin or the syntheses between the combination of the dipeptide fragments, the tripeptide fragments, the tetrapeptide fragments and pentapeptide fragments and the Gly resin can be carried out at the same time, and accordingly the synthesis time is shortened to some extent.
专利号:US-2020354404-A1 优先权日:2019-05-09 标 题 :Peptidomimetic agents, synthesis and uses thereof 发明人:AL-ABED YOUSEF 权利人:FEINSTEIN INSTITUTES FOR MEDICAL RESEARCH 摘要:Compounds for use in synthesis of peptidomimetic agents; synthesis of peptidomimetic agents; peptidomimetic diagnostic and therapeutic agents; and uses of the compounds and peptidomimetic agents in drug discovery, diagnosis, prevention and treatment of diseases are described.
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