799813-65-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 799813-65-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,9,9,8,1 and 3 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 799813-65:
(8*7)+(7*9)+(6*9)+(5*8)+(4*1)+(3*3)+(2*6)+(1*5)=243
243 % 10 = 3
So 799813-65-3 is a valid CAS Registry Number.