865445-65-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 865445-65-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,5,4,4 and 5 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 865445-65:
(8*8)+(7*6)+(6*5)+(5*4)+(4*4)+(3*5)+(2*6)+(1*5)=204
204 % 10 = 4
So 865445-65-4 is a valid CAS Registry Number.