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(2R,3R)-3-Azido-2-methyl-5-phenyl-pentanoic acid methyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

137960-33-9

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137960-33-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 137960-33-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,7,9,6 and 0 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 137960-33:
(8*1)+(7*3)+(6*7)+(5*9)+(4*6)+(3*0)+(2*3)+(1*3)=149
149 % 10 = 9
So 137960-33-9 is a valid CAS Registry Number.

137960-33-9Relevant academic research and scientific papers

Highly enantioselective and diastereoselective synthesis of β-amino acid esters and β-lactams from achiral esters and imines

Corey,Decicco, Carl P.,Newbold, Ronald C.

, p. 5287 - 5290 (2007/10/02)

The reaction of S-tert-butyl thiopropionate with a number of N-benzyl or N-allyl aldimines (4) as promoted by the chiral diazaborolidine 1 and triethylamine afforded the β-amino acid esters 5 with high diastereoselectivity and enantioselectivity, providin

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