147919-69-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 147919-69-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,7,9,1 and 9 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 147919-69:
(8*1)+(7*4)+(6*7)+(5*9)+(4*1)+(3*9)+(2*6)+(1*9)=175
175 % 10 = 5
So 147919-69-5 is a valid CAS Registry Number.