15811-35-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 15811-35-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,5,8,1 and 1 respectively; the second part has 2 digits, 3 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 15811-35:
(7*1)+(6*5)+(5*8)+(4*1)+(3*1)+(2*3)+(1*5)=95
95 % 10 = 5
So 15811-35-5 is a valid CAS Registry Number.