15333-66-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 15333-66-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,5,3,3 and 3 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 15333-66:
(7*1)+(6*5)+(5*3)+(4*3)+(3*3)+(2*6)+(1*6)=91
91 % 10 = 1
So 15333-66-1 is a valid CAS Registry Number.