17181-10-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 17181-10-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,7,1,8 and 1 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 17181-10:
(7*1)+(6*7)+(5*1)+(4*8)+(3*1)+(2*1)+(1*0)=91
91 % 10 = 1
So 17181-10-1 is a valid CAS Registry Number.