65274-77-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 65274-77-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,5,2,7 and 4 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 65274-77:
(7*6)+(6*5)+(5*2)+(4*7)+(3*4)+(2*7)+(1*7)=143
143 % 10 = 3
So 65274-77-3 is a valid CAS Registry Number.