223493-41-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 223493-41-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,3,4,9 and 3 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 223493-41:
(8*2)+(7*2)+(6*3)+(5*4)+(4*9)+(3*3)+(2*4)+(1*1)=122
122 % 10 = 2
So 223493-41-2 is a valid CAS Registry Number.