1316667-91-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1316667-91-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,1,6,6,6 and 7 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1316667-91:
(9*1)+(8*3)+(7*1)+(6*6)+(5*6)+(4*6)+(3*7)+(2*9)+(1*1)=170
170 % 10 = 0
So 1316667-91-0 is a valid CAS Registry Number.