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Biotin (vitamin B7).

Biotin (vitamin B7).

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Fig. (1). Biotin (vitamin B7).
Vitamin B7 or H (Biotin)
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  • Nov 2021
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... Of these, only one (designated D-[þ]-biotin) is found in nature, that is the enzymatically active form of vitamin [1]. This compound is generally referred to as biotin simply or D-biotin. Biotin is a bicyclic compound. One of the rings contains a ureido group (-N-CO-N-) and the other is a tetrahydrothiophene ring with a valeric acid side chain (Fig. 1). It has a molecular weight of 244.3. Biotin is soluble in water, insoluble in organic solvents, stable at pH 5 to 8, light and ...