摘要:
A formal total synthesis of (+/-)-clavicipitic acid was achieved in five steps from indole-3-carboxaldehyde. Syntheses of (+/-)-4-cyano-, (+/-)-4-methyl-, and (+/-)-4-hydroxymethyl-6-(2-methyl-1-propen-1-yl)-3,4,5,6-tetrahydro-1H-azepino[5,4,3-cd]indoles are also reported.