72333-26-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 72333-26-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,3,3 and 3 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 72333-26:
(7*7)+(6*2)+(5*3)+(4*3)+(3*3)+(2*2)+(1*6)=107
107 % 10 = 7
So 72333-26-7 is a valid CAS Registry Number.