95305-46-7Relevant articles and documents
Synthetic Studies Relevant to Biosynthetic Research on Vitamin B12. Part 1. Syntheses of C-Methylated Chlorins Based on 1-Pyrrolines(3,4-Dihydropyrroles).
Battersby, Alan R.,Fookes, Christopher J. R.,Snow, Roger J.
, p. 2725 - 2732 (2007/10/02)
Two routes explored for the synthesis of chlorins geminally substituted in the reduced ring; both involve cyclisations of 1-pyrroline (3,4-dihydropyrrole) systems promoted by copper(II) salts.In the preferred synthesis, a pyrrolomethyl-1-pyrroline is comb