733053-53-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 733053-53-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,3,3,0,5 and 3 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 733053-53:
(8*7)+(7*3)+(6*3)+(5*0)+(4*5)+(3*3)+(2*5)+(1*3)=137
137 % 10 = 7
So 733053-53-7 is a valid CAS Registry Number.