33723-55-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 33723-55-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,3,7,2 and 3 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 33723-55:
(7*3)+(6*3)+(5*7)+(4*2)+(3*3)+(2*5)+(1*5)=106
106 % 10 = 6
So 33723-55-6 is a valid CAS Registry Number.