130135-74-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 130135-74-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,0,1,3 and 5 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 130135-74:
(8*1)+(7*3)+(6*0)+(5*1)+(4*3)+(3*5)+(2*7)+(1*4)=79
79 % 10 = 9
So 130135-74-9 is a valid CAS Registry Number.