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87291-18-7

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87291-18-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 87291-18-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,7,2,9 and 1 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 87291-18:
(7*8)+(6*7)+(5*2)+(4*9)+(3*1)+(2*1)+(1*8)=157
157 % 10 = 7
So 87291-18-7 is a valid CAS Registry Number.

87291-18-7Downstream Products

87291-18-7Relevant articles and documents

Syntheses of Picroroccelin Diastereomers and Their Regioisomers

Shin, Chung-gi,Nakano, Toshitaka,Sato, Yoshiaki,Kato, Haruo

, p. 1453 - 1456 (2007/10/02)

Picroroccelin, 3,6-dibenzyl-3-hydroxy-6-methoxy-1-methyl-2,5-piperazinedione, and its regioisomer were synthesized as the diastereomeric mixtures from glycine anhydride via 3,6-dibenzylidene-1-methyl-2,5-piperazinedione by eight steps.

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