Tag Archives: 'Xidinafei'

Process for preparing 'Xidinafei' medicine

Application Number: 00108053Application Date: 2000.06.08Publication Number: 1283624Publication Date: 2001.02.14Priority Information: 1999/6/21 CN 99108193.5International: A61K31/519;A61P15/08;C07D487/04Applicant(s) Name: Shenying Medicinal Chemicals Co., Ltd., Hangzhou CityAddress: Inventor(s) Name: Zhang ZhiliangPatent Agency Code: 11223Patent Agent: wang mengxiaAbstract A process for preparing Xidinafei includes reaction of 5-(5-halosulfuryl-2-ethoxyphenyl)-1-methyl-3-n-propyl-1,6-dihydro-7H-pyrazole [4,3-d] pyrimidine-7-one on monosalt or polysalt of 1-methyl piperazine, neutralizing and water washing. Its… Read More »