641995-76-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 641995-76-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,4,1,9,9 and 5 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 641995-76:
(8*6)+(7*4)+(6*1)+(5*9)+(4*9)+(3*5)+(2*7)+(1*6)=198
198 % 10 = 8
So 641995-76-8 is a valid CAS Registry Number.