1177910-05-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1177910-05-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,7,7,9,1 and 0 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1177910-05:
(9*1)+(8*1)+(7*7)+(6*7)+(5*9)+(4*1)+(3*0)+(2*0)+(1*5)=162
162 % 10 = 2
So 1177910-05-2 is a valid CAS Registry Number.