Molecular formula
C18H14N2O2
201 compounds have this formula on CompoundList.
- Molar mass
- 290.32g/mol
- Monoisotopic mass
- 290.1055Da
- Atoms
- 36
- Elements
- 4
- Rings plus double bonds
- 13
The formula C18H14N2O2 describes a molecule made of 18 carbon atoms, 14 hydrogen atoms, 2 nitrogen atoms and 2 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 × 1874.47%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 144.86%1.008 × 14 = 14.112 g/mol
- N Nitrogen × 29.65%14.007 × 2 = 28.014 g/mol
- O Oxygen × 211.02%15.999 × 2 = 31.998 g/mol
Look up another formula
Compounds with the formula C18H14N2O2
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 201 compounds
![2-[2-(1H-Indol-3-yl)ethyl]-1H-isoindole-1,3(2H)-dione chemical structure, C18H14N2O2, CAS 15741-71-6](/s/SAQDVULJSRMFJO-UHFFFAOYSA-N.svg)
2-[2-(1H-Indol-3-yl)ethyl]-1H-isoindole-1,3(2H)-dione
CAS 15741-71-6C18H14N2O2
4-Nitrotriphenylamine
CAS 4316-57-8C18H14N2O2
Benzoxazole, 2,2'-(1,2-ethenediyl)bis(5-methyl-
CAS 17233-65-7C18H14N2O2
![1H-Isoindole-1,3(2H)-dione, 2-[(3,4-dihydro-1-isoquinolinyl)methyl]- chemical structure, C18H14N2O2, CAS 5175-38-2](/s/VORHKXJENRYGEN-UHFFFAOYSA-N.svg)
1H-Isoindole-1,3(2H)-dione, 2-[(3,4-dihydro-1-isoquinolinyl)methyl]-
CAS 5175-38-2C18H14N2O2
1-(4-Methoxybenzoyl)-1,2-dihydroquinoline-2-carbonitrile
CAS 70391-31-0C18H14N2O2
3-(1,3-Diphenyl-1H-pyrazol-4-yl)-acrylic acid
CAS 73221-47-3C18H14N2O2
2-((2-Methyl-1H-indol-5-yl)methyl)-1H-isoindole-1,3(2H)-dione
CAS 58867-56-4C18H14N2O2
N-(2-Carbamoylphenyl)naphthalene-2-carboxamide
CAS 413573-66-7C18H14N2O2
2-Phenoxy-N-pyridin-3-ylbenzamide
CAS 349414-32-0C18H14N2O2
Methyl 3-amino-1-cyano-1-phenyl-1H-indene-2-carboxylate
CAS 116617-18-6C18H14N2O2
Fluorescent brightener 135
CAS 1041-00-5C18H14N2O2
![5-(Pyrrolidin-1-yl)-6H-anthra[1,9-cd]isoxazol-6-one chemical structure, C18H14N2O2, CAS 332102-44-0](/s/ULIAXSNTGOPPCA-UHFFFAOYSA-N.svg)
5-(Pyrrolidin-1-yl)-6H-anthra[1,9-cd]isoxazol-6-one
CAS 332102-44-0C18H14N2O2
RefChem:357252
CAS 58021-73-1C18H14N2O2
2-(1,3-Dihydro-2H-imidazol-2-ylidene)-1,3-diphenyl-1,3-propanedione
CAS 794582-40-4C18H14N2O2
2-(Quinolin-8-yl)-3a,4,7,7a-tetrahydro-1H-4,7-methanoisoindole-1,3(2H)-dione
CAS 130260-37-6C18H14N2O2
UR 8225
CAS 149455-36-7C18H14N2O2
N-(4-Phenoxyphenyl)nicotinamide
CAS 255904-97-3C18H14N2O2
2-(2-Methylphenyl)-2,3-dihydro-4H-chromeno(2,3-d)pyrimidin-4-one
CAS 75586-35-5C18H14N2O2
![Oxazolo[4,5-c]quinolin-4(5H)-one, 5-methyl-2-(4-methylphenyl)- chemical structure, C18H14N2O2, CAS 65161-65-1](/s/WHTKINMLPLRGKM-UHFFFAOYSA-N.svg)
Oxazolo[4,5-c]quinolin-4(5H)-one, 5-methyl-2-(4-methylphenyl)-
CAS 65161-65-1C18H14N2O2
![4-(4-Methoxyphenoxy)pyrrolo[1,2-a]quinoxaline chemical structure, C18H14N2O2, CAS 477886-69-4](/s/MGSXXZIBOVZTJQ-UHFFFAOYSA-N.svg)
4-(4-Methoxyphenoxy)pyrrolo[1,2-a]quinoxaline
CAS 477886-69-4C18H14N2O2
(4-Phenylphenyl) 5-methylpyrazine-2-carboxylate
CAS 877954-56-8C18H14N2O2
Helindon Yellow CA
CAS 3421-08-7C18H14N2O2
N-(4-Phenoxyphenyl)isonicotinamide
CAS 255904-98-4C18H14N2O2
Naphthalene-1-carboxylic acid (2-hydroxy-benzylidene)-hydrazide
CAS 91318-40-0C18H14N2O2
- 5-Methyl-5-(3-phenanthrenyl)-2,4-imidazolidinedione3784-92-7C18H14N2O2
- Cambridge id 5635204157462-16-3C18H14N2O2
- 3-(1-Ethyl-2-hydroxyindol-3-yl)isoindol-1-one56208-37-8C18H14N2O2
- Methyl 3,5-diphenylpyridazine-4-carboxylate660423-57-4C18H14N2O2
- 3-(1-Phenylethyl)benzofuro[3,2-d]pyrimidin-4(3H)-one864923-25-1C18H14N2O2
- [5-(1-Phenylindazol-3-yl)furan-2-yl]methanol377739-74-7C18H14N2O2
- 4-Hydroxy-N-[(E)-naphthalen-1-ylmethylideneamino]benzamide368453-98-9C18H14N2O2
- 2-Hydroxy-1-naphthylaldehyde benzoyl hydrazone15017-21-7C18H14N2O2
- (3Z)-3-[(5-Methoxy-1H-indol-3-yl)methylidene]-1H-indol-2-one168463-93-2C18H14N2O2
- N-(4-Phenoxyphenyl)pyridine-2-carboxamide255904-96-2C18H14N2O2
- Piperafizine B74720-33-5C18H14N2O2
- 3-Methyl-1-(methylamino)-2H-naphtho[1,2,3-de]quinoline-2,7(3H)-dione313684-22-9C18H14N2O2
- 4 suppliersSlu-PP-332303760-60-3C18H14N2O2
- 1-Benzoyl-6-methoxy-2H-quinoline-2-carbonitrile6334-31-2C18H14N2O2
- 3-Methyl-1-(m-tolyl)chromeno[4,3-c]pyrazol-4(1H)-one110570-19-9C18H14N2O2
- 5H-Benzo[a]phenoxazin-5-one, 10-(2-aminoethyl)-114246-76-3C18H14N2O2
- 3-Methyl-1-(p-tolyl)chromeno[4,3-c]pyrazol-4(1H)-one110570-18-8C18H14N2O2
- N-(4-Carbamoylphenyl)naphthalene-2-carboxamide331240-92-7C18H14N2O2
- 2-(2-Oxo-2-phenylethyl)-6-phenylpyridazin-3(2H)-one63900-49-2C18H14N2O2
- 1-(1H-Indol-3-yl)-2-(indolin-1-yl)ethane-1,2-dione129697-28-5C18H14N2O2
- 2-(3-Methylphenyl)-3H,4H,5H-chromeno[2,3-d]pyrimidin-4-one89048-89-5C18H14N2O2
- 6-Methoxy-5-oxazol-5-yl-2-phenyl-1H-indole569352-88-1C18H14N2O2
- N-(9H-Fluoren-3-yl)-5-methylisoxazole-3-carboxamide796123-34-7C18H14N2O2
- N-(2-Carbamoylphenyl)naphthalene-1-carboxamide331240-37-0C18H14N2O2
- RefChem:38163175643-43-5C18H14N2O2
- Benzamide, 2-[[(2-hydroxy-1-naphthalenyl)methylene]amino]-106910-71-8C18H14N2O2
- 6,7-Dimethoxy-4-(2-phenylethynyl)quinazoline167410-40-4C18H14N2O2
- 3-(2-Oxo-2-phenylethyl)-6-phenyl-3,4-dihydropyrimidin-4-one1171097-59-8C18H14N2O2
- 2H-Indol-2-one, 1,3-dihydro-3-[(5-methoxy-1H-indol-3-yl)methylene]-168464-14-0C18H14N2O2
- Indeno[1,2-c]pyrazol-4(2H)-one, 3-(4-methoxyphenyl)-2-methyl-100578-38-9C18H14N2O2
- 2-Nitro-N,N-diphenylaniline53013-38-0C18H14N2O2
- (3E)-3-[(E)-2-Oxo-4-phenylbut-3-enylidene]-1,4-dihydroquinoxalin-2-one209455-77-6C18H14N2O2
- N-(3-Carbamoylphenyl)naphthalene-2-carboxamide924071-25-0C18H14N2O2
- 1-(4-Benzoyl-1-phenyl-1H-pyrazol-3-yl)ethanone240806-67-1C18H14N2O2
- EU-108637752-81-1C18H14N2O2
- 5-Benzo[1,3]dioxol-5-yl-2,3-dihydro-imidazo[2,1-a]isoquinoline115621-87-9C18H14N2O2
- 1,1'-Dimethyl-[3,3'-biindolinylidene]-2,2'-dione3265-16-5C18H14N2O2
- 5,8-Dimethoxy-2-phenyl-3-quinolinecarbonitrile882748-20-1C18H14N2O2
- Antibiotic 7900282355-81-5C18H14N2O2
- Methyl 3-(6-phenylpyridazin-4-yl)benzoate660423-79-0C18H14N2O2
- 1-Ethyl-3-(2-oxo-1,2-dihydro-3H-indol-3-ylidene)-1,3-dihydro-2H-indol-2-one97207-49-3C18H14N2O2
- 1-Naphthalenol, 2-(phenylazo)-, acetate (ester)62637-98-3C18H14N2O2
- 3-{[(E)-(2-Hydroxynaphthalen-1-yl)methylidene]amino}benzamide304455-81-0C18H14N2O2
- Phenyl N-(5-phenyl-2-pyridinyl)carbamate1044239-14-6C18H14N2O2
- 2-Cyclopropylspiro[fluorene-9,5'-imidazolidine]-2',4'-dione2353515-08-7C18H14N2O2
- 1H-Indole-3-acetic acid,a-1H-indol-3-yl-3286-28-0C18H14N2O2
- Bis(4-methoxyphenyl)fumaronitrile43187-50-4C18H14N2O2
- 2-Hydroxy-N'-(2-naphthylmethylene)benzohydrazide303058-95-9C18H14N2O2
- N-(2-Cyanophenyl)-3,5-dimethyl-1-benzofuran-2-carboxamide878728-00-8C18H14N2O2
- 6-Methoxy-7-(phenylmethoxy)-1-isoquinolinecarbonitrile150982-80-2C18H14N2O2
- 17-Amino-17-azapentacyclo[6.6.5.0~2,7~.0~9,14~.0~15,19~]nonadeca-2,4,6,9(14),10,12-hexaene-16,18-dione19392-62-2C18H14N2O2
- N-[3-[(E)-2-Pyridin-4-ylethenyl]phenyl]furan-2-carboxamide893764-05-1C18H14N2O2
- 4''-Nitro-[1,1':4',1''-terphenyl]-4-amine38190-45-3C18H14N2O2
- 2-Phenoxy-N-phenylpyridine-3-carboxamide289500-13-6C18H14N2O2
- 3-(5-(Benzyloxy)-1H-indol-3-yl)-3-oxopropanenitrile1020722-11-5C18H14N2O2
- Hydantoin, 5,5-diphenyl-3-(2-propynyl)-2718-07-2C18H14N2O2
- 1-(4-Acetylphenylazo)-2-naphthol4928-58-9C18H14N2O2
- 2-(4-Benzyloxy-3-methoxy-benzylidene)-malononitrile195140-73-9C18H14N2O2
- 3-[(4-Methoxyphenyl)imino]-1-(2-propynyl)-1H-indol-2-one477886-40-1C18H14N2O2
- Phenol, 2-(4-methyl-5H-[1]benzopyrano[2,3-d]pyrimidin-2-yl)-89048-95-3C18H14N2O2
- N-[(E)-(5-Phenylfuran-2-yl)methylideneamino]benzamide300818-06-8C18H14N2O2
- 5-Imidazolecarboxylic acid, 1-(9-fluorenyl)-, methyl ester101976-67-4C18H14N2O2
- N-(2-Phenoxyphenyl)pyridine-3-carboxamide130154-84-6C18H14N2O2
- N-{4-[(1E)-2-[(E)-benzoyl]-2-cyanoeth-1-en-1-yl]phenyl}acetamide25364-74-3C18H14N2O2
- 2-[(1E)-3,4-Dihydronaphthalen-1(2H)-ylideneamino]-1H-isoindole-1,3(2H)-dione1351390-52-7C18H14N2O2
- 5-((p-Methylbenzoyl)methylenamino)-8-quinolinol26942-57-4C18H14N2O2
- Nicotinic acid, 2-(4-biphenylylamino)-33522-82-6C18H14N2O2
- 2-(5,6-Dimethyl-3-hydrobenzimidazol-2-ylidene)indane-1,3-dione63985-83-1C18H14N2O2
- N'-Benzylidene-1-hydroxy-2-naphthohydrazide73190-33-7C18H14N2O2
- 3-Nitro-N,N-diphenylaniline100148-35-4C18H14N2O2
- 2,5-Diamino-3,6-diphenylcyclohexa-2,5-diene-1,4-dione28293-26-7C18H14N2O2
- 2-(3-Methylphenyl)-2,3-dihydrochromeno[2,3-d]pyrimidin-4-one89048-88-4C18H14N2O2
- 4-Phenoxy-N-2-pyridinylbenzamide864436-61-3C18H14N2O2
- 2-Oxazolin-4-one, 5,5-diphenyl-2-(2-propynylamino)-32956-98-2C18H14N2O2
- 3-[[4-(2-Pyridyl)phenyl]amino]benzoic Acid2803936-95-8C18H14N2O2
- 5-Methyl-2-((8-quinolinylmethylene)amino)benzoic acid134959-60-7C18H14N2O2
Frequently asked questions
What is the molar mass of C18H14N2O2?
The molar mass of C18H14N2O2 is 290.32 g/mol, calculated from standard atomic weights for 18 carbon atoms, 14 hydrogen atoms, 2 nitrogen atoms and 2 oxygen atoms. The monoisotopic mass is 290.1055 Da.
How many compounds have the formula C18H14N2O2?
CompoundList lists 201 compounds with the molecular formula C18H14N2O2, including 2-[2-(1H-Indol-3-yl)ethyl]-1H-isoindole-1,3(2H)-dione, 4-Nitrotriphenylamine, Benzoxazole, 2,2'-(1,2-ethenediyl)bis(5-methyl-. 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 C18H14N2O2?
C18H14N2O2 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.