1172396-62-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1172396-62-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,7,2,3,9 and 6 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1172396-62:
(9*1)+(8*1)+(7*7)+(6*2)+(5*3)+(4*9)+(3*6)+(2*6)+(1*2)=161
161 % 10 = 1
So 1172396-62-1 is a valid CAS Registry Number.