135969-16-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 135969-16-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,5,9,6 and 9 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 135969-16:
(8*1)+(7*3)+(6*5)+(5*9)+(4*6)+(3*9)+(2*1)+(1*6)=163
163 % 10 = 3
So 135969-16-3 is a valid CAS Registry Number.