发明名称 |
PREPARATION OF 3-[2-[4-((6-FLUORO-1, 2-BENZISOXAZOL-3-YL)-L-PIPERIDINYL)-6, 7, 8, 9-TETRAHYDRO-9-HYDROXY-2-METHYL-4H-PYRIDO[ 1, 2-A]-PYRIMIDIN-4-ONE (PALIPERIDONE) AND PALIPERIDONE PALMITATE. |
摘要 |
An improved process for the synthesis of 3-[2-[4-((6-fluoro-1,2-benzisoxazol-3-yl)-1-piperidinyl]-6,7,8,9-tetrahydro-9-hydroxy-2-methyl-4H-pyrido[1,2-a]-pyrimidin-4-one (Paliperidone) and Paliperidone Palmitate through a novel intermediate (2-Chloroethyl)-6,7,8,9-tetrahydro-2-methyl-9-hydroxy-4H-pyrido [1,2-a]pyrimidine-4-one Palmitate ester. |
申请公布号 |
EP2683717(B1) |
申请公布日期 |
2016.05.25 |
申请号 |
EP20120792315 |
申请日期 |
2012.05.30 |
申请人 |
RAMAMOHAN RAO, DAVULURI |
发明人 |
PONNAIAH, RAVI;NEELA, PRAVEEN KUMAR;RAVANABABU, KOSIREDDY;SUDHEER, KALLEPALLY;VENKATA NARASIMHARAO, TELAGAREDDY;BATTHINI, GURUSWAMY |
分类号 |
C07D471/04;A61K31/505;C07D239/70;C07D413/04;C07D487/04 |
主分类号 |
C07D471/04 |
代理机构 |
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代理人 |
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地址 |
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