Preparation of riboflavin-5'-phosphate (5'-FMN) and its sodium s

Details Preparation of riboflavin-5'-phosphate (5'-FMN) and its sodium s Preparation of riboflavin-5'-phosphate (5'-FMN) and its sodium s

1989-09-28

1991-05-21

Waddell, Frederick E.

Organic compounds -- part of the class 532-570 series

Organic compounds

Four or more ring nitrogens in the bicyclo ring system

544250, 544251, 558 84, C07F 902, C07F 914, C07D47514

Patent

active

050177001

ABSTRACT:
Riboflavin-4',5'-cyclophosphoric acid chloride of the formula I ##STR1## its preparation by reacting an alkali metal salt of riboflavin, in an aprotic solvent, with phosphorus oxychloride, its use for the preparation of riboflavin-5'-phosphate and of the sodium salt of riboflavin-5'-phosphate, and a process for the preparation of riboflavin-5'-phosphate or its sodium salt via the novel phosphoric acid ester chloride.

REFERENCES:
patent: 1684738 (1923-12-01), Marschalk
patent: 2111491 (1938-03-01), Kuhn et al.
patent: 2610177 (1952-09-01), Flexser et al.
patent: 2661365 (1950-03-01), Gaurath et al.
Hutchinson "Organophosphorus Chemistry", p. 141, Burlington House, London, 1982.
Siderenko, "Synthesis of ------ ", CA 88: 136229j (1978).
Chemical Abstracts, vol. 83 (1975), p. 695, 79549f, 79550z, and 79551a.

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