1173661-94-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1173661-94-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,7,3,6,6 and 1 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1173661-94:
(9*1)+(8*1)+(7*7)+(6*3)+(5*6)+(4*6)+(3*1)+(2*9)+(1*4)=163
163 % 10 = 3
So 1173661-94-3 is a valid CAS Registry Number.