52703-44-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 52703-44-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,2,7,0 and 3 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 52703-44:
(7*5)+(6*2)+(5*7)+(4*0)+(3*3)+(2*4)+(1*4)=103
103 % 10 = 3
So 52703-44-3 is a valid CAS Registry Number.