Synthesis of compounds related to the anti-migraine drug eletriptan hydrobromide
作者:Suri Babu Madasu、Nagaji Ambabhai Vekariya、M N V D Hari Kiran、Badarinadh Gupta、Aminul Islam、Paul S Douglas、Korupolu Raghu Babu
DOI:10.3762/bjoc.8.162
日期:——
Eletriptan hydrobromide (1) is a selective serotonin (5-HT(1)) agonist, used for the acute treatment of the headache phase of migraine attacks. During the manufacture of eletriptan hydrobromide the formation of various impurities were observed and identified by LC-MS. To control the formation of these impurities during the preparation of active pharmaceutical ingredients, the structure of the impurities