71931-05-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 71931-05-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,1,9,3 and 1 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 71931-05:
(7*7)+(6*1)+(5*9)+(4*3)+(3*1)+(2*0)+(1*5)=120
120 % 10 = 0
So 71931-05-0 is a valid CAS Registry Number.
71931-05-0Relevant articles and documents
Acyl derivatives
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, (2008/06/13)
Peptide derivatives provided by the present invention are compounds of the general formula STR1 wherein R1 represents a hydrogen atom or the methyl or hydroxymethyl group or a mono-, di- or trihalomethyl mgroup; R2 represents the cha