1124-82-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1124-82-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,1,2 and 4 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1124-82:
(6*1)+(5*1)+(4*2)+(3*4)+(2*8)+(1*2)=49
49 % 10 = 9
So 1124-82-9 is a valid CAS Registry Number.
InChI:InChI=1S/C5H4N2O3/c8-6-3-1-5(2-4-6)7(9)10/h1-4H