110995-35-2Relevant articles and documents
SYNTHESES OF DERIVATIVES OF PROTOPORPHYRIN-IX REGIOSELECTIVELY ENRICHED IN THE PROPIONIC SIDE CHAINS WITH CARBON-13
Smith, Kevin M.,Pandey, Ravindra K.,Tabba, Hani D.
, p. 3333 - 3357 (2007/10/02)
Using copper(II) promoted cyclizations of 1',8'-dimethyl-a,c-biladiene salts, derivatives of protoporphyrin-IX with regioselectively carbon-13 enriched carboxyl (2, 15) and propionate methylene (3, 20) carbons are synthesized.The source of carbon-13 in th