33357-15-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 33357-15-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,3,3,5 and 7 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 33357-15:
(7*3)+(6*3)+(5*3)+(4*5)+(3*7)+(2*1)+(1*5)=102
102 % 10 = 2
So 33357-15-2 is a valid CAS Registry Number.