𝔖 Bobbio Scriptorium
✦   LIBER   ✦

On the preparation of bilirubins of the natural α series substituted with a propionic acid residue and a hydroxypropyl group

✍ Scribed by J. Crusats; J. -A. Farrera; J. M. Ribó


Book ID
104950248
Publisher
Springer Vienna
Year
1996
Tongue
English
Weight
277 KB
Volume
127
Category
Article
ISSN
0026-9247

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## Abstract Selective ammonolysis of dicyano‐cobalt(III)cobyrinic acid heptamethyl ester (cobester, 2) furnishes the four isomeric hexamethyl ester monoamides 2b, 2d, 2e, 2f carrying the amide function on one of the propionic acid side chains. The isomers were separated by liquid‐liquid chromatogra