79580-65-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 79580-65-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,9,5,8 and 0 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 79580-65:
(7*7)+(6*9)+(5*5)+(4*8)+(3*0)+(2*6)+(1*5)=177
177 % 10 = 7
So 79580-65-7 is a valid CAS Registry Number.