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287719-29-3

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287719-29-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 287719-29-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,8,7,7,1 and 9 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 287719-29:
(8*2)+(7*8)+(6*7)+(5*7)+(4*1)+(3*9)+(2*2)+(1*9)=193
193 % 10 = 3
So 287719-29-3 is a valid CAS Registry Number.

287719-29-3Relevant articles and documents

A new methodology for the synthesis of β-amino acids

Sibi, Mukund P.,Deshpande, Prasad K.

, p. 1461 - 1466 (2007/10/03)

A differentially functionalized succinic acid unit 6 undergoes alkylation with excellent regio- and high stereocontrol at the carbon α to the imide to furnish the alkylated product 7 in 60-83% yield. Selective removal of the imide provides 8 in 80-90% yie

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