135491-39-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 135491-39-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,5,4,9 and 1 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 135491-39:
(8*1)+(7*3)+(6*5)+(5*4)+(4*9)+(3*1)+(2*3)+(1*9)=133
133 % 10 = 3
So 135491-39-3 is a valid CAS Registry Number.