876522-61-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 876522-61-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,6,5,2 and 2 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 876522-61:
(8*8)+(7*7)+(6*6)+(5*5)+(4*2)+(3*2)+(2*6)+(1*1)=201
201 % 10 = 1
So 876522-61-1 is a valid CAS Registry Number.