5303-67-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 5303-67-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,3,0 and 3 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 5303-67:
(6*5)+(5*3)+(4*0)+(3*3)+(2*6)+(1*7)=73
73 % 10 = 3
So 5303-67-3 is a valid CAS Registry Number.