799-09-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 799-09-7 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 7,9 and 9 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 799-09:
(5*7)+(4*9)+(3*9)+(2*0)+(1*9)=107
107 % 10 = 7
So 799-09-7 is a valid CAS Registry Number.