4630-09-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4630-09-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,6,3 and 0 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 4630-09:
(6*4)+(5*6)+(4*3)+(3*0)+(2*0)+(1*9)=75
75 % 10 = 5
So 4630-09-5 is a valid CAS Registry Number.