Stabilized active forms of vitamin D.sub.3

Details Stabilized active forms of vitamin D.sub.3 Stabilized active forms of vitamin D.sub.3

1986-02-11

1989-06-06

Lone, Werren B.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

514196, C07J 900

Patent

active

048369578

ABSTRACT:
A preparation containing an active form of vitamin D.sub.3 which is stabilized by incorporation of an amino acid that is neither one containing a sulfur atom or an acid amino group in its structure, nor an acidic amino acid, nor a salt of a basic amino acid is disclosed. Examples of said amino acids that may be used as stabilizers of the active form of vitamin D.sub.3 include neutral amino acids such as alanine, valine, proline, phenylalanine, tryptophan, leucine, isoleucine, glycine and serine, and basic amino acids such as lysine, arginine and histidine.

REFERENCES:
patent: 4164569 (1979-08-01), Ikushima et al.
Merck Index, Tenth Ed., (1983), pp. 4359 and 8949.
Organic Chemistry, Fourth Ed., (1983), pp. 923-925.

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