764717-94-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 764717-94-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,6,4,7,1 and 7 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 764717-94:
(8*7)+(7*6)+(6*4)+(5*7)+(4*1)+(3*7)+(2*9)+(1*4)=204
204 % 10 = 4
So 764717-94-4 is a valid CAS Registry Number.