876522-23-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 876522-23-5 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, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 876522-23:
(8*8)+(7*7)+(6*6)+(5*5)+(4*2)+(3*2)+(2*2)+(1*3)=195
195 % 10 = 5
So 876522-23-5 is a valid CAS Registry Number.