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82134-96-1

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82134-96-1 Usage

Uses

Isotope Labelled L-Ascorbic Acid 2-(Dihydrogen Phosphate) Cyclohexanamine is a derivative of L-Ascorbic Acid (A786990), an coenzyme for a number of hydroxylation reactions; required for collagen synthesis.

Check Digit Verification of cas no

The CAS Registry Mumber 82134-96-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,2,1,3 and 4 respectively; the second part has 2 digits, 9 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 82134-96:
(7*8)+(6*2)+(5*1)+(4*3)+(3*4)+(2*9)+(1*6)=121
121 % 10 = 1
So 82134-96-1 is a valid CAS Registry Number.

82134-96-1Downstream Products

82134-96-1Relevant articles and documents

Silyl Phosphites. 21. A New Method for the Synthesis of L-Ascorbic Acid 2-O-Phosphate by Utilizing Phosphoryl Rearrangement

Sekine, Mitsuo,Futatsugi, Tetsuaki,Hata, Tsujiaki,Cramer, Friedrich

, p. 3453 - 3456 (1982)

A stabilized form of vitamin C, L-ascorbic acid 2-O-phosphate (1), was successfully synthesized by a new method via a fully trimethylsilylated L-ascorbic acid (4) that was prepared in high yield by silylation of L-ascorbic acid with hexamethyldisilazane.Bromination of 4 gave an adduct (6) that was isomerized during distillation to a trimethylsilylated bicyclic half acetal (8) of dehydroascorbic acid.Addition of tris(trimethylsilyl) phosphite (TMSP) to 8 gave carbonyl addition compounds 9a and 9b, which underwent thermal rearrangement to give a mixture of bis(trimethylsilyl)-3,5,6-tris-O-(trimethylsilyl)-L-ascorbic acid 2-O-phosphate (10) and its 3-O-isomer 13 in the ratio of 88:12.Treatment of the mixture with cyclohexylamine in methanol gave selectively tricyclohexylammonium salt of L-ascorbic acid 2-O-phosphate in 53percent yield.

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