764710-81-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 764710-81-8 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 0 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 764710-81:
(8*7)+(7*6)+(6*4)+(5*7)+(4*1)+(3*0)+(2*8)+(1*1)=178
178 % 10 = 8
So 764710-81-8 is a valid CAS Registry Number.