633336-77-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 633336-77-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,3,3,3,3 and 6 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 633336-77:
(8*6)+(7*3)+(6*3)+(5*3)+(4*3)+(3*6)+(2*7)+(1*7)=153
153 % 10 = 3
So 633336-77-3 is a valid CAS Registry Number.