thiamine 的定义
Biochemistry.
- a white, crystalline, water-soluble compound of the vitamin-B complex, containing a thiazole and a pyrimidine group, C12H17ClN4OS, essential for normal functioning of the nervous system, a deficiency of which results chiefly in beriberi and other nerve disorders: occurring in many natural sources, as green peas, liver, and especially the seed coats of cereal grains, the commercial product of which is chiefly synthesized in the form of its chloride salt for therapeutic administration, or in nitrate form for enriching flour mixes.