1145997-22-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1145997-22-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,4,5,9,9 and 7 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1145997-22:
(9*1)+(8*1)+(7*4)+(6*5)+(5*9)+(4*9)+(3*7)+(2*2)+(1*2)=183
183 % 10 = 3
So 1145997-22-3 is a valid CAS Registry Number.