445263-18-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 445263-18-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,4,5,2,6 and 3 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 445263-18:
(8*4)+(7*4)+(6*5)+(5*2)+(4*6)+(3*3)+(2*1)+(1*8)=143
143 % 10 = 3
So 445263-18-3 is a valid CAS Registry Number.