176662-48-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 176662-48-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,6,6,6 and 2 respectively; the second part has 2 digits, 4 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 176662-48:
(8*1)+(7*7)+(6*6)+(5*6)+(4*6)+(3*2)+(2*4)+(1*8)=169
169 % 10 = 9
So 176662-48-9 is a valid CAS Registry Number.