1197992-11-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1197992-11-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,9,7,9,9 and 2 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1197992-11:
(9*1)+(8*1)+(7*9)+(6*7)+(5*9)+(4*9)+(3*2)+(2*1)+(1*1)=212
212 % 10 = 2
So 1197992-11-2 is a valid CAS Registry Number.