Process for producing metal corrinoids

Details Process for producing metal corrinoids Process for producing metal corrinoids

1980-03-04

1982-01-19

Randolph, John D.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

435119, C09B 4700

Patent

active

043116434

ABSTRACT:
A process for producing red metal corrinoids comprising reacting yellow metal-free corrinoids having main absorptions .lambda..sub.max of 480 and 290 nm, in a liquid medium, with complex-forming metal ions to give yellow metal corrinoids, and alkalizing said metal corrinoids by treatment with an alkali.

REFERENCES:
patent: 3846237 (1974-11-01), Toohey
Yamada et al, Chem. Abstracts, vol. 65, cols. 7548-7549 (1966), (also p. 942 S).
Shimizu et al, Chem. Abstracts, vol. 65, col. 7549 (1966).
Ladd et al, Chem. Abst., vol. 55, subject index 3305 s and col. 27482 (1961).

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