50633-66-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 50633-66-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,0,6,3 and 3 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 50633-66:
(7*5)+(6*0)+(5*6)+(4*3)+(3*3)+(2*6)+(1*6)=104
104 % 10 = 4
So 50633-66-4 is a valid CAS Registry Number.