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121766-90-3

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121766-90-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 121766-90-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,7,6 and 6 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 121766-90:
(8*1)+(7*2)+(6*1)+(5*7)+(4*6)+(3*6)+(2*9)+(1*0)=123
123 % 10 = 3
So 121766-90-3 is a valid CAS Registry Number.

121766-90-3Relevant articles and documents

A new method for preparing D-penicillamine. Reaction of benzylpenicilloic acid α-amides with arylamines

Ogawa,Tomisawa,Sota

, p. 1957 - 1962 (2007/10/02)

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