871266-64-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 871266-64-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,1,2,6 and 6 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 871266-64:
(8*8)+(7*7)+(6*1)+(5*2)+(4*6)+(3*6)+(2*6)+(1*4)=187
187 % 10 = 7
So 871266-64-7 is a valid CAS Registry Number.