专利号:US-7153960-B2 优先权日:2001-12-10 标 题:Synthesis of 4,5-dihydro-pyrazolo[3,4-c]pyrid-2-ones 发明人:ZHOU JIACHENG; OH LYNETTE M; MA PHILIP; LI HUI-YIN; CONFALONE PASQUALE 权利人:BRISTOL MYERS SQUIBB CO 摘要:A novel process and intermediates thereof for making 4,5-dihydro-pyrazolo[3,4-c]pyrid-2-ones of the type shown below from appropriate phenyl hydrazines is described. n nThese compounds are useful as factor Xa inhibitors.
专利号:US-2006025421-A1 优先权日:2004-06-25 标 题:Pyridyl piperazines for the treatment of CNS disorders 发明人:BRODNEY MICHAEL A 权利人:PFIZER 摘要:This invention is directed to compounds of Formula I and to pharmaceutical compositions comprising the compound of Formula I. n n where the dashed line represents an optional double bond; and where n is 1 or 2, and Ar 1 , Ar 2 , . . . and Z are as defined in the specification. The invention is also directed to a method of treating a disorder or condition that can be treated by altering serotonin-mediated neurotransmission, such as migraine, headache, cluster headache, anxiety, depression, etc. This invention is also directed to intermediates useful in the synthesis of compounds of Formula I.
专利号:US-2003181466-A1 优先权日:2001-12-10 标 题:Synthesis of 4,5-dihydro-pyrazolo [3,4-c] pyrid-2-ones
专利号:US-2005245566-A1 优先权日:2001-12-10 标 题:Synthesis of 4,5-dihydro-pyrazolo [3,4-c] pyrid-2-ones
专利号:EP-1467984-A2 优先权日:2001-12-10 标 题:Synthesis of 4,5-dihydro-pyrazolo (3,4-c) pyrid-2-ones
专利号:US-2007027186-A1 优先权日:2001-12-10 标 题:Synthesis of 4,5-dihydro-pyrazolo[3,4-c]pyrid-2-ones
参考文献:10.1055/s-0042-1753104 摘要:Synthesis of Coagulation Factor Xa Inhibitor Apixaban. Synfacts. 2022 Nov 17;18(12):1377. doi: 10.1055/s-0042-1753104. 参考文献:10.1007/s00706-023-03143-7 摘要:Dong W, Gong T, Liu C, Lin J, Jia Q, Chu C. A practical synthesis for the key intermediate of apixaban. Monatsh Chem. 2023 Dec 13;155(1):99–104. doi: 10.1007/s00706-023-03143-7.