63164-91-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 63164-91-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,3,1,6 and 4 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 63164-91:
(7*6)+(6*3)+(5*1)+(4*6)+(3*4)+(2*9)+(1*1)=120
120 % 10 = 0
So 63164-91-0 is a valid CAS Registry Number.