871885-64-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 871885-64-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,1,8,8 and 5 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 871885-64:
(8*8)+(7*7)+(6*1)+(5*8)+(4*8)+(3*5)+(2*6)+(1*4)=222
222 % 10 = 2
So 871885-64-2 is a valid CAS Registry Number.