65633-26-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 65633-26-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,5,6,3 and 3 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 65633-26:
(7*6)+(6*5)+(5*6)+(4*3)+(3*3)+(2*2)+(1*6)=133
133 % 10 = 3
So 65633-26-3 is a valid CAS Registry Number.