17381-79-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 17381-79-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,7,3,8 and 1 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 17381-79:
(7*1)+(6*7)+(5*3)+(4*8)+(3*1)+(2*7)+(1*9)=122
122 % 10 = 2
So 17381-79-2 is a valid CAS Registry Number.