112391-04-5Relevant articles and documents
Synthesis of 1'-Methylspiro from 1-Methyl-n-piperidinecarbaldehydes
Benito, Y.,Canoira, L.,Martinez-Lopez, N.,Rodriguez, J. G.,Temprano, F.
, p. 623 - 628 (2007/10/02)
1'-Methylspiro 2 can be obtained from 1-methyl-n-piperidinecarbaldehydes 1 by the Fischer reaction of their phenylhydrazones.The Fischer reaction provides different kinds of products -3H-indole, indole and oxindole- which depend on the N atom position in the piperidine ring.