919974-44-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 919974-44-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,1,9,9,7 and 4 respectively; the second part has 2 digits, 4 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 919974-44:
(8*9)+(7*1)+(6*9)+(5*9)+(4*7)+(3*4)+(2*4)+(1*4)=230
230 % 10 = 0
So 919974-44-0 is a valid CAS Registry Number.