801974-43-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 801974-43-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,0,1,9,7 and 4 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 801974-43:
(8*8)+(7*0)+(6*1)+(5*9)+(4*7)+(3*4)+(2*4)+(1*3)=166
166 % 10 = 6
So 801974-43-6 is a valid CAS Registry Number.