4626-83-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4626-83-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,6,2 and 6 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 4626-83:
(6*4)+(5*6)+(4*2)+(3*6)+(2*8)+(1*3)=99
99 % 10 = 9
So 4626-83-9 is a valid CAS Registry Number.