1299339-95-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1299339-95-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,9,9,3,3 and 9 respectively; the second part has 2 digits, 9 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1299339-95:
(9*1)+(8*2)+(7*9)+(6*9)+(5*3)+(4*3)+(3*9)+(2*9)+(1*5)=219
219 % 10 = 9
So 1299339-95-9 is a valid CAS Registry Number.