Molecular formula

C₁₁H₉ClN₂O

441 compounds have this formula on CompoundList.

Molar mass: 220.66g/mol
Monoisotopic mass: 220.0403Da
Atoms: 24
Elements: 5
Rings plus double bonds: 8

The formula C11H9ClN2O describes a molecule made of 11 carbon atoms, 9 hydrogen atoms, 1 chlorine atom, 2 nitrogen atoms and 1 oxygen atom. It is written in Hill notation: carbon first, then hydrogen, then the other elements in alphabetical order. The formula tells you which atoms are present, not how they are connected, which is why several different chemicals can share it.

Elemental composition

C Carbon × 1159.88%
12.011 × 11 = 132.121 g/mol
H Hydrogen × 94.11%
1.008 × 9 = 9.072 g/mol
Cl Chlorine × 116.07%
35.45 × 1 = 35.450 g/mol
N Nitrogen × 212.70%
14.007 × 2 = 28.014 g/mol
O Oxygen × 17.25%
15.999 × 1 = 15.999 g/mol

Look up another formula

Compounds with the formula C11H9ClN2O

Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.

Showing 401 to 441 of 441 compounds

2-Chloro-1-[2-(1H-pyrazol-1-yl)phenyl]ethan-1-one

CAS 2229491-64-7C₁₁H₉ClN₂O

2-Chloro-1-[4-(1H-pyrazol-1-yl)phenyl]ethan-1-one

CAS 2229088-22-4C₁₁H₉ClN₂O

6-Chloro-3-(2-isocyanatoethyl)-1H-indole

CAS 2649016-35-1C₁₁H₉ClN₂O

1-(6-Chloro-5-methylpyridin-3-yl)-3-oxocyclobutane-1-carbonitrile

CAS 2229630-26-4C₁₁H₉ClN₂O

1-(2-Chloro-6-methylpyridin-4-yl)-3-oxocyclobutane-1-carbonitrile

CAS 2229230-72-0C₁₁H₉ClN₂O

3-(6-Chloro-1H-indol-3-yl)-3-hydroxypropanenitrile

CAS 2229600-22-8C₁₁H₉ClN₂O

2-Chloro-1-(3-phenyl-1H-pyrazol-4-yl)ethan-1-one

CAS 2229317-63-7C₁₁H₉ClN₂O

3-Chloro-4-(4-methyl-1H-imidazol-1-yl)benzaldehyde

CAS 2168696-24-8C₁₁H₉ClN₂O

3-Chloro-2-(4-methyl-1H-imidazol-1-yl)benzaldehyde

CAS 2168909-21-3C₁₁H₉ClN₂O

1-(5-Chloro-2-methylphenyl)-1H-pyrazole-5-carbaldehyde

CAS 2172483-26-8C₁₁H₉ClN₂O

3-(5-Chloro-1H-indol-2-yl)-3-hydroxypropanenitrile

CAS 2228345-22-8C₁₁H₉ClN₂O

2-Chloro-8-cyclopropyl-4H-pyrido[1,2-a]pyrimidin-4-one

CAS 2138192-02-4C₁₁H₉ClN₂O

2-Amino-1-(2-chloroquinolin-3-yl)ethan-1-one

CAS 2229622-10-8C₁₁H₉ClN₂O

1-(2-Chloro-6-methylpyridin-3-yl)-3-oxocyclobutane-1-carbonitrile

CAS 2228561-79-1C₁₁H₉ClN₂O

5-Chloro-2-(2-isocyanatoethyl)-1H-indole

CAS 2649078-52-2C₁₁H₉ClN₂O

6-Chloro-3-(1-isocyanatoethyl)-1H-indole

CAS 2649060-62-6C₁₁H₉ClN₂O

6-Chloro-3-(isocyanatomethyl)-1-methyl-1H-indole

CAS 2649063-33-0C₁₁H₉ClN₂O

2-Chloro-5-(pyridin-2-yloxy)aniline

CAS 1858969-03-5C₁₁H₉ClN₂O

[6-(2-Chlorophenyl)pyrimidin-4-yl]methanol

CAS 2444607-41-2C₁₁H₉ClN₂O

[5-(4-Chlorophenyl)pyrimidin-2-yl]methanol

CAS 2327188-15-6C₁₁H₉ClN₂O

N-(7-Chloroquinolin-2-yl)acetamide

CAS 2221953-67-7C₁₁H₉ClN₂O

6-Chloro-2-(2,5-dihydro-1H-pyrrol-1-yl)-1,3-benzoxazole

CAS 3054575-40-2C₁₁H₉ClN₂O

5-Chloro-2-(2,5-dihydro-1H-pyrrol-1-yl)-1,3-benzoxazole

CAS 3054541-48-6C₁₁H₉ClN₂O

6-(4-Chloro-2-methylphenyl)pyridazin-3(2H)-one

CAS 2154292-14-3C₁₁H₉ClN₂O

Frequently asked questions

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What is the molar mass of C11H9ClN2O?

The molar mass of C11H9ClN2O is 220.66 g/mol, calculated from standard atomic weights for 11 carbon atoms, 9 hydrogen atoms, 1 chlorine atom, 2 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 220.0403 Da.

How many compounds have the formula C11H9ClN2O?

CompoundList lists 441 compounds with the molecular formula C11H9ClN2O, including 2-Chloro-1-[2-(1H-pyrazol-1-yl)phenyl]ethan-1-one, 2-Chloro-1-[4-(1H-pyrazol-1-yl)phenyl]ethan-1-one, 6-Chloro-3-(2-isocyanatoethyl)-1H-indole. Compounds that share a formula are isomers. They contain the same atoms arranged differently, so their properties, uses and prices can be very different.

What is the degree of unsaturation of C11H9ClN2O?

C11H9ClN2O has a degree of unsaturation of 8. That is the total number of rings and pi bonds (a double bond counts as one, a triple bond as two) in any structure with this formula.