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(2-Benzenesulfonyl-ethyl)-benzyl-((R)-2-chloro-propyl)-amine is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

640296-91-9

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640296-91-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 640296-91-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,4,0,2,9 and 6 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 640296-91:
(8*6)+(7*4)+(6*0)+(5*2)+(4*9)+(3*6)+(2*9)+(1*1)=159
159 % 10 = 9
So 640296-91-9 is a valid CAS Registry Number.

640296-91-9Relevant academic research and scientific papers

Stereospecific Rearrangements during the Synthesis of Pyrrolidines and Related Heterocycles from Cyclizations of Amino Alcohols with Vinyl Sulfones

Back, Thomas G.,Parvez, Masood,Zhai, Huimin

, p. 9389 - 9393 (2007/10/03)

Conjugate additions of amino alcohols derived from α-amino acids to vinyl sulfones, followed by N-benzylation, chlorination, and intramolecular alkylation, provide a convenient route to substituted pyrrolidines. The process is accompanied by the stereospe

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