34497-18-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 34497-18-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,4,4,9 and 7 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 34497-18:
(7*3)+(6*4)+(5*4)+(4*9)+(3*7)+(2*1)+(1*8)=132
132 % 10 = 2
So 34497-18-2 is a valid CAS Registry Number.