19173-47-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 19173-47-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,1,7 and 3 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 19173-47:
(7*1)+(6*9)+(5*1)+(4*7)+(3*3)+(2*4)+(1*7)=118
118 % 10 = 8
So 19173-47-8 is a valid CAS Registry Number.