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231609-77-1

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231609-77-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 231609-77-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,3,1,6,0 and 9 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 231609-77:
(8*2)+(7*3)+(6*1)+(5*6)+(4*0)+(3*9)+(2*7)+(1*7)=121
121 % 10 = 1
So 231609-77-1 is a valid CAS Registry Number.

231609-77-1Downstream Products

231609-77-1Relevant articles and documents

Asymmetric synthesis of L-azetidine-2-carboxylic acid and 3-substituted congeners - Conformationally constrained analogs of phenylalanine, naphthylalanine, and leucine

Hanessian, Stephen,Bernstein, Naomy,Yang, Rui-Yang,Maguire, Robert

, p. 1437 - 1442 (2007/10/03)

Enantiopure L-azetidine-2-carboxylic acid, the (3R)-phenyl, (3R)- naphthyl and (3S)-isopropyl analogs were prepared based on a zinc-mediated asymmetric addition of allylic halides to the camphor sultam derivative of glyoxylic acid O-benzyl oxime.

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