1121-20-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1121-20-6 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 1 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1121-20:
(6*1)+(5*1)+(4*2)+(3*1)+(2*2)+(1*0)=26
26 % 10 = 6
So 1121-20-6 is a valid CAS Registry Number.
InChI:InChI=1/C6H12O2/c1-5-3-7-4-8-6(5)2/h5-6H,3-4H2,1-2H3