179240-22-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 179240-22-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,9,2,4 and 0 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 179240-22:
(8*1)+(7*7)+(6*9)+(5*2)+(4*4)+(3*0)+(2*2)+(1*2)=143
143 % 10 = 3
So 179240-22-3 is a valid CAS Registry Number.