294197-81-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 294197-81-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,9,4,1,9 and 7 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 294197-81:
(8*2)+(7*9)+(6*4)+(5*1)+(4*9)+(3*7)+(2*8)+(1*1)=182
182 % 10 = 2
So 294197-81-2 is a valid CAS Registry Number.