55233-15-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 55233-15-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,5,2,3 and 3 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 55233-15:
(7*5)+(6*5)+(5*2)+(4*3)+(3*3)+(2*1)+(1*5)=103
103 % 10 = 3
So 55233-15-3 is a valid CAS Registry Number.