64646-26-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 64646-26-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,4,6,4 and 6 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 64646-26:
(7*6)+(6*4)+(5*6)+(4*4)+(3*6)+(2*2)+(1*6)=140
140 % 10 = 0
So 64646-26-0 is a valid CAS Registry Number.