171627-79-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 171627-79-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,1,6,2 and 7 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 171627-79:
(8*1)+(7*7)+(6*1)+(5*6)+(4*2)+(3*7)+(2*7)+(1*9)=145
145 % 10 = 5
So 171627-79-5 is a valid CAS Registry Number.