871879-79-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 871879-79-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,1,8,7 and 9 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 871879-79:
(8*8)+(7*7)+(6*1)+(5*8)+(4*7)+(3*9)+(2*7)+(1*9)=237
237 % 10 = 7
So 871879-79-7 is a valid CAS Registry Number.