Cas 139976-31-1,C17H30N4O5

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Check Digit Verification of cas no

The CAS Registry Mumber 139976-31-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,9,7 and 6 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 139976-31:
(8*1)+(7*3)+(6*9)+(5*9)+(4*7)+(3*6)+(2*3)+(1*1)=181
181 % 10 = 1
So 139976-31-1 is a valid CAS Registry Number.

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139976-31-1Relevant articles and documents

Automated synthesis of peptide C-terminal aldehydes

Murphy, Aileen M.,Dagnino Jr., Raymond,Vallar, Pureza L.,Trippe, Anthony J.,Sherman, Shannon L.,Lumpkin, Richard H.,Tamura, Susan Y.,Webb, Thomas R.

, p. 3156 - 3157 (2007/10/02)

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139976-31-1