Molecular formula

C₁₈H₁₂ClNO₃

30 compounds have this formula on CompoundList.

Molar mass: 325.75g/mol
Monoisotopic mass: 325.0506Da
Atoms: 35
Elements: 5
Rings plus double bonds: 13

The formula C18H12ClNO3 describes a molecule made of 18 carbon atoms, 12 hydrogen atoms, 1 chlorine atom, 1 nitrogen atom and 3 oxygen atoms. 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 × 1866.37%
12.011 × 18 = 216.198 g/mol
H Hydrogen × 123.71%
1.008 × 12 = 12.096 g/mol
Cl Chlorine × 110.88%
35.45 × 1 = 35.450 g/mol
N Nitrogen × 14.30%
14.007 × 1 = 14.007 g/mol
O Oxygen × 314.73%
15.999 × 3 = 47.997 g/mol

Look up another formula

Compounds with the formula C18H12ClNO3

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

Showing 1 to 30 of 30 compounds

2-[(4-Acetylphenyl)amino]-3-chloro-1,4-naphthalenedione

CAS 130089-98-4C₁₈H₁₂ClNO₃

N-(2-Benzoyl-4-chlorophenyl)furan-2-carboxamide

CAS 169263-23-4C₁₈H₁₂ClNO₃

2-[(E)-2-(6-Chloro-1,3-benzodioxol-5-yl)ethenyl]quinolin-8-ol

CAS 353516-79-7C₁₈H₁₂ClNO₃

1,4-Naphthalenedione, 2-[(3-acetylphenyl)amino]-3-chloro-

CAS 90510-67-1C₁₈H₁₂ClNO₃

2-(1,3-Benzodioxol-5-yl)-6-methylquinoline-4-carbonyl chloride

CAS 1160253-99-5C₁₈H₁₂ClNO₃

2-(2,3-Dihydro-1,4-benzodioxin-6-yl)quinoline-4-carbonyl chloride

CAS 1160260-77-4C₁₈H₁₂ClNO₃

2-(4-Chlorophenyl)-2-oxoethyl quinoline-2-carboxylate

CAS 380342-82-5C₁₈H₁₂ClNO₃

2-(1,3-Benzodioxol-5-yl)-8-methylquinoline-4-carbonyl chloride

CAS 1160254-75-0C₁₈H₁₂ClNO₃

N-(3-Chloro-1,4-dioxo-1,4-dihydronaphthalen-2-yl)-N-phenylacetamide

CAS 4497-73-8C₁₈H₁₂ClNO₃

4-Acetylphenyl 2-chloroquinoline-4-carboxylate

CAS 356084-70-3C₁₈H₁₂ClNO₃

N-[6-(4-Chlorophenyl)-2-oxo-2H-pyran-3-yl]benzenecarboxamide

CAS 338747-81-2C₁₈H₁₂ClNO₃

2-((3-(4-Chlorophenyl)-2-methyl-4-oxo-4H-chromen-7-yl)oxy)acetonitrile

CAS 618389-72-3C₁₈H₁₂ClNO₃

3-Chloro-4-(4-nitrophenoxy)biphenyl

CAS 6945-85-3C₁₈H₁₂ClNO₃

4-Chloro-N-(2-oxo-6-phenyl-2H-pyran-3-yl)benzenecarboxamide

CAS 478043-23-1C₁₈H₁₂ClNO₃

1-(3-Chlorophenyl)-2-methyl-1,2-dihydrochromeno[2,3-c]pyrrole-3,9-dione

CAS 850744-46-6C₁₈H₁₂ClNO₃

4-(3-Aminobenzofuran-2-yl)-6-chloro-7-methyl-2H-chromen-2-one

CAS 890633-85-9C₁₈H₁₂ClNO₃

Benzeneacetamide,N-(3-chloro-1,4-dihydro-1,4-dioxo-2-naphthalenyl)-

CAS 63351-46-2C₁₈H₁₂ClNO₃

3-Chloro-4-[methyl(phenyl)amino]-2H-furo[2,3-h][1]benzopyran-2-one

CAS 86799-50-0C₁₈H₁₂ClNO₃

2-(1-Naphthamido)-5-chlorobenzoic acid

CAS 672300-54-8C₁₈H₁₂ClNO₃

(2-Naphthalen-2-yl-2-oxoethyl) 6-chloropyridine-3-carboxylate

CAS 926174-45-0C₁₈H₁₂ClNO₃

1-(5-Chloro-2-hydroxyphenyl)-3-(quinolin-2-yl)propane-1,3-dione

CAS 7209-66-7C₁₈H₁₂ClNO₃

6-Chloro-3-(indolinylcarbonyl)chromen-2-one

CAS 898470-04-7C₁₈H₁₂ClNO₃

3-(2-Chloro-benzoylamino)-naphthalene-2-carboxylic acid

CAS 37836-95-6C₁₈H₁₂ClNO₃

N-(4-Chlorophenyl)-4-formyl-3-hydroxynaphthalene-2-carboxamide

CAS 52084-82-9C₁₈H₁₂ClNO₃

Frequently asked questions

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What is the molar mass of C18H12ClNO3?

The molar mass of C18H12ClNO3 is 325.75 g/mol, calculated from standard atomic weights for 18 carbon atoms, 12 hydrogen atoms, 1 chlorine atom, 1 nitrogen atom and 3 oxygen atoms. The monoisotopic mass is 325.0506 Da.

How many compounds have the formula C18H12ClNO3?

CompoundList lists 30 compounds with the molecular formula C18H12ClNO3, including 2-[(4-Acetylphenyl)amino]-3-chloro-1,4-naphthalenedione, N-(2-Benzoyl-4-chlorophenyl)furan-2-carboxamide, 2-[(E)-2-(6-Chloro-1,3-benzodioxol-5-yl)ethenyl]quinolin-8-ol. 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 C18H12ClNO3?

C18H12ClNO3 has a degree of unsaturation of 13. 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.