C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
C07D 475/14 (2006.01)
Patent
CA 2046128
A method of purifying ferment-produced riboflavin, wherein the impure riboflavin is suspended in water or dilute aqueous acid, and the suspension is heated at a temperature of from 75° to 130°C for from 0,3 to 3 hours with stirring, during which time crystal transformation takes place, after which the mixture is cooled and the purified product is isolated in known manner.
Grimmer Johannes
Kiefer Hans
Martin Christoph
Basf Aktiengesellschaft
Grimmer Johannes
Kiefer Hans
Martin Christoph
Robic
LandOfFree
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