77462-11-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 77462-11-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,4,6 and 2 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 77462-11:
(7*7)+(6*7)+(5*4)+(4*6)+(3*2)+(2*1)+(1*1)=144
144 % 10 = 4
So 77462-11-4 is a valid CAS Registry Number.