871102-18-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 871102-18-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,1,1,0 and 2 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 871102-18:
(8*8)+(7*7)+(6*1)+(5*1)+(4*0)+(3*2)+(2*1)+(1*8)=140
140 % 10 = 0
So 871102-18-0 is a valid CAS Registry Number.