76402-78-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 76402-78-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,6,4,0 and 2 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 76402-78:
(7*7)+(6*6)+(5*4)+(4*0)+(3*2)+(2*7)+(1*8)=133
133 % 10 = 3
So 76402-78-3 is a valid CAS Registry Number.