Molecular formula
C18H18N2O2
625 compounds have this formula on CompoundList.
- Molar mass
- 294.35g/mol
- Monoisotopic mass
- 294.1368Da
- Atoms
- 40
- Elements
- 4
- Rings plus double bonds
- 11
The formula C18H18N2O2 describes a molecule made of 18 carbon atoms, 18 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 × 1873.45%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 186.16%1.008 × 18 = 18.144 g/mol
- N Nitrogen × 29.52%14.007 × 2 = 28.014 g/mol
- O Oxygen × 210.87%15.999 × 2 = 31.998 g/mol
Look up another formula
Compounds with the formula C18H18N2O2
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 201 to 300 of 625 compounds
![N-[3-(5,6-Dimethyl-1,3-benzoxazol-2-yl)-2-methylphenyl]acetamide chemical structure, C18H18N2O2, CAS 356076-23-8](/s/KQEYYWDWDHJTKD-UHFFFAOYSA-N.svg)
N-[3-(5,6-Dimethyl-1,3-benzoxazol-2-yl)-2-methylphenyl]acetamide
CAS 356076-23-8C18H18N2O2
![5-[(2,5-Dimethylphenoxy)methyl]-3-(4-methylphenyl)-1,2,4-oxadiazole chemical structure, C18H18N2O2, CAS 432003-30-0](/s/PYUZIOMXVMJKDL-UHFFFAOYSA-N.svg)
5-[(2,5-Dimethylphenoxy)methyl]-3-(4-methylphenyl)-1,2,4-oxadiazole
CAS 432003-30-0C18H18N2O2
![1-[(N-Benzylanilino)methyl]pyrrolidine-2,5-dione chemical structure, C18H18N2O2, CAS 428826-02-2](/s/WNFZOPCKVNZKHV-UHFFFAOYSA-N.svg)
1-[(N-Benzylanilino)methyl]pyrrolidine-2,5-dione
CAS 428826-02-2C18H18N2O2
![1-[2-Oxo-2-(piperidin-1-yl)ethyl]benzo[cd]indol-2(1H)-one chemical structure, C18H18N2O2, CAS 676645-10-6](/s/OZNVSWHKYAYLCW-UHFFFAOYSA-N.svg)
1-[2-Oxo-2-(piperidin-1-yl)ethyl]benzo[cd]indol-2(1H)-one
CAS 676645-10-6C18H18N2O2
N-Benzyl-2-(cyclopropanecarbonylamino)benzamide
CAS 819822-32-7C18H18N2O2
2,3-Piperazinedione, 1,4-bis(phenylmethyl)-
CAS 77917-07-8C18H18N2O2
N-(4-Cyanophenyl)-4-(4-methylphenoxy)butanamide
CAS 793692-57-6C18H18N2O2
2-Amino-4-(2,4-dimethylphenyl)-5-oxo-4,6,7,8-tetrahydrochromene-3-carbonitrile
CAS 329208-19-7C18H18N2O2
![2-(Piperidin-4-ylmethyl)benzo[de]isoquinoline-1,3-dione chemical structure, C18H18N2O2, CAS 153747-23-0](/s/IUPZFMHBTWJREF-UHFFFAOYSA-N.svg)
2-(Piperidin-4-ylmethyl)benzo[de]isoquinoline-1,3-dione
CAS 153747-23-0C18H18N2O2
![1-[3-(3-Methoxyphenyl)-5-phenyl-4,5-dihydro-1H-pyrazol-1-yl]ethan-1-one chemical structure, C18H18N2O2, CAS 72129-79-4](/s/QBPXZNPRRJSJOJ-UHFFFAOYSA-N.svg)
1-[3-(3-Methoxyphenyl)-5-phenyl-4,5-dihydro-1H-pyrazol-1-yl]ethan-1-one
CAS 72129-79-4C18H18N2O2
![1-[5-(2-Hydroxyphenyl)-3-(4-methylphenyl)-4,5-dihydro-1H-pyrazol-1-yl]ethan-1-one chemical structure, C18H18N2O2, CAS 868155-44-6](/s/BZFFOSSMICREAD-UHFFFAOYSA-N.svg)
1-[5-(2-Hydroxyphenyl)-3-(4-methylphenyl)-4,5-dihydro-1H-pyrazol-1-yl]ethan-1-one
CAS 868155-44-6C18H18N2O2
Dibenzo(d,f)(1,2)diazocine-5,8-dione, 6,7-dihydro-6-butyl-
CAS 53325-57-8C18H18N2O2
Methyl 4-(2-(2-pyridyl)indol-3-yl)butanoate
CAS 882242-67-3C18H18N2O2
(S)-1,3-Dibenzylpiperazine-2,5-dione
CAS 169447-84-1C18H18N2O2
![1-[2-(2,6-Dimethylphenoxy)ethyl]-1H-1,3-benzodiazole-2-carbaldehyde chemical structure, C18H18N2O2, CAS 953847-04-6](/s/NLCRHKWGWXYHMX-UHFFFAOYSA-N.svg)
1-[2-(2,6-Dimethylphenoxy)ethyl]-1H-1,3-benzodiazole-2-carbaldehyde
CAS 953847-04-6C18H18N2O2
4-sec-Butoxy-N-(2-cyanophenyl)benzamide
CAS 909387-73-1C18H18N2O2
2-Methoxy-5-(2,3,4,9-tetrahydro-1H-beta-carbolin-1-yl)phenol
CAS 331852-81-4C18H18N2O2
3,4-Dimethyl-N-(2-oxo-1,2,3,4-tetrahydroquinolin-6-yl)benzamide
CAS 922131-33-7C18H18N2O2
5-Ethyl-2-((8-quinolylamino)methylene)cyclohexane-1,3-dione
CAS 1020251-82-4C18H18N2O2
![N'-[(1E)-1-(2-Hydroxyphenyl)ethylidene]-2-phenylcyclopropanecarbohydrazide chemical structure, C18H18N2O2, CAS 330966-26-2](/s/ILGFDBLGQSZAHN-XDHOZWIPSA-N.svg)
N'-[(1E)-1-(2-Hydroxyphenyl)ethylidene]-2-phenylcyclopropanecarbohydrazide
CAS 330966-26-2C18H18N2O2
Acetamide, N-(2,5-dimethyl-1H-pyrrol-1-yl)-2-(1-naphthalenyloxy)-
CAS 75129-71-4C18H18N2O2
9,10-Anthracenedione, 2,6-bis(dimethylamino)-
CAS 106580-21-6C18H18N2O2
3-Methyl-N-(2-phenyl-1,3-benzoxazol-5-yl)butanamide
CAS 433314-30-8C18H18N2O2
![5-[(4-Ethylphenoxy)methyl]-3-(4-methylphenyl)-1,2,4-oxadiazole chemical structure, C18H18N2O2, CAS 431995-95-8](/s/PRXWBKHXWJEOLD-UHFFFAOYSA-N.svg)
5-[(4-Ethylphenoxy)methyl]-3-(4-methylphenyl)-1,2,4-oxadiazole
CAS 431995-95-8C18H18N2O2
- N-(3-Cyanophenyl)-2-(2-propan-2-ylphenoxy)acetamide650620-39-6C18H18N2O2
- 7-Methoxy-3-{[(4-methylphenyl)amino]methyl}-1,2-dihydroquinolin-2-one483290-96-6C18H18N2O2
- 3-(Benzylamino-methyl)-7-methoxy-1H-quinolin-2-one462067-61-4C18H18N2O2
- N'-(Dicyclopropylmethylidene)-3-hydroxynaphthalene-2-carbohydrazide5795-67-5C18H18N2O2
- 3-Phenyl-N'-[(E)-3-phenylprop-2-enoyl]propanehydrazide213207-33-1C18H18N2O2
- 5-(4'-Methoxybiphenyl-4-yl)-3-propyl-1,2,4-oxadiazole330460-91-8C18H18N2O2
- 1-[3-(2-Hydroxyphenyl)-5-phenyl-3,4-dihydropyrazol-2-yl]propan-1-one868155-42-4C18H18N2O2
- Piperazinone, 4-benzoyl-1-(phenylmethyl)-107235-69-8C18H18N2O2
- Propionic acid, 2-(p-(2H-indazol-2-yl)phenyl)-, ethyl ester81265-53-4C18H18N2O2
- Benzimidazol-1-yl-(4-butoxyphenyl)methanone876361-80-7C18H18N2O2
- 1-(4-Isopropylbenzyl)-5-nitro-1H-indole512787-44-9C18H18N2O2
- L-Tryptophan, N-(phenylmethyl)-14464-20-1C18H18N2O2
- (1-Benzyl-1H-imidazol-2-yl)(2-methoxyphenyl)methanol420821-54-1C18H18N2O2
- 4-({[2-(1H-Indol-3-yl)ethyl]amino}methyl)benzoic acid932214-23-8C18H18N2O2
- 4-[(Cyclopropylcarbonyl)amino]-N-methyl-N-phenylbenzamide923746-96-7C18H18N2O2
- 7-Hydroxy-2-isopropyl-3-(p-tolyl)quinazolin-4(3H)-one871814-53-8C18H18N2O2
- (R)-(-)-N-3-Benzylnirvanol790676-41-4C18H18N2O2
- N-(2-(3-Methylisoxazol-5-yl)ethyl)-2-(naphthalen-1-yl)acetamide1421482-85-0C18H18N2O2
- 5H-Dibenzo(a,d)cycloheptene, 10-11-dihydro-5-(3-acetylureylene)-67196-52-5C18H18N2O2
- Acetamide, N-(2,5-dimethyl-1H-pyrrol-1-yl)-2-(2-naphthalenyloxy)-75129-72-5C18H18N2O2
- Urea, 1-(3-indenyl)-3-(p-methoxybenzyl)-20290-41-9C18H18N2O2
- 2-[(N-Ethyl-3-methylanilino)methyl]isoindole-1,3-dione2498-01-3C18H18N2O2
- 5-[(3,4-Dimethylphenoxy)methyl]-3-(3-methylphenyl)-1,2,4-oxadiazole432517-60-7C18H18N2O2
- N-[2-(6-Methoxy-1H-indol-3-yl)ethyl]benzamide775291-05-9C18H18N2O2
- Benzaldehyde, 2,2'-(1,4-piperazinediyl)bis-112253-19-7C18H18N2O2
- 5-[(2,4-Dimethylphenoxy)methyl]-3-(3-methylphenyl)-1,2,4-oxadiazole443328-24-3C18H18N2O2
- 1H,3H-(1,4)Oxazepino(4,3-a)benzimidazole, 4,5-dihydro-1-methoxy-1-phenyl-76099-40-6C18H18N2O2
- 3-Benzyl-5,6-dimethyl-6-phenyl-3,6-dihydro-2H-1,3,4-oxadiazin-2-one105889-07-4C18H18N2O2
- 1-(4-Ethylphenyl)-3-(phenylamino)pyrrolidine-2,5-dione1008211-28-6C18H18N2O2
- N-[4-(6-Methyl-1,3-benzoxazol-2-yl)phenyl]butanamide420827-12-9C18H18N2O2
- 3-(tert-Butyl)-1-(cyclopropylcarbonyl)indeno[2,3-D]pyrazol-4-one1022461-36-4C18H18N2O2
- 2-[(Phenylamino)methyl]hexahydro-4,6-ethenocyclopropa[f]isoindole-1,3(2H,3aH)-dione1005141-42-3C18H18N2O2
- 1-Isopropyl-3-[(4-methoxyphenyl)imino]-1,3-dihydro-2H-indol-2-one338414-78-1C18H18N2O2
- (3Z)-3-[(Butan-2-yloxy)imino]-1-phenyl-2,3-dihydro-1H-indol-2-one866143-56-8C18H18N2O2
- 1(2H)-Isoquinolinone, 7-(dimethylamino)-3-(3-methoxyphenyl)-862469-60-1C18H18N2O2
- Imidazo(1,2-a)pyridine-3-propanoic acid, 6-methyl-2-(4-methylphenyl)-88965-06-4C18H18N2O2
- N-[1-(4-Methylbenzyl)-2-oxo-2,3-dihydro-1H-indol-3-yl]acetamide1009038-75-8C18H18N2O2
- 4-(2-(2,4-Dimethylphenyl)acetyl)-3,4-dihydroquinoxalin-2(1H)-one952887-73-9C18H18N2O2
- 1-[2-(3,5-Dimethylphenoxy)ethyl]-1H-1,3-benzodiazole-2-carbaldehyde953847-24-0C18H18N2O2
- 3-Ethyl-1-(4-methylbenzyl)quinazoline-2,4(1H,3H)-dione941520-85-0C18H18N2O2
- N-(2-Oxo-1,2,3,4-tetrahydroquinolin-6-yl)-2-(m-tolyl)acetamide921914-69-4C18H18N2O2
- N-{[5-(3-Methoxyphenyl)-2-furyl]methyl}-N-(3-pyridinylmethyl)amine938008-16-3C18H18N2O2
- 1-Benzyloxycarbonyl-4-(2-pyridyl)-1,2,3,6-tetrahydropyridine161610-17-9C18H18N2O2
- 2-[(1-Methyl-3,5-diphenyl-4-pyrazolyl)oxy]ethanol60627-63-6C18H18N2O2
- 2-[2-(3,4-Dimethylphenyl)-8-methylimidazo[1,2-a]pyridin-3-yl]acetic acid1017141-21-7C18H18N2O2
- 2-(1H-Indol-1-yl)-N-(2-methoxybenzyl)acetamide1144428-72-7C18H18N2O2
- 4-Methyl-N-(1-methyl-2-oxo-1,2,3,4-tetrahydroquinolin-6-yl)benzamide922054-34-0C18H18N2O2
- N-{3-[(Cyclopropylcarbonyl)amino]-2-methylphenyl}benzamide1158273-78-9C18H18N2O2
- (S)-N-(2-Benzoylphenyl)pyrrolidine-2-carboxamide117186-74-0C18H18N2O2
- 1-BOC-6-phenyl-1H-indazole1227270-29-2C18H18N2O2
- Ethyl 1-benzyl-2-methyl-1,3-benzodiazole-5-carboxylate1845698-64-7C18H18N2O2
- Xanthen-9-one, 3-amino-4-pyrrolidinylmethyl-43160-00-5C18H18N2O2
- 2-Acetyl-1-methoxy-4-phenyl-2,5-dihydro-1H-2,3-benzodiazepine82203-92-7C18H18N2O2
- 5-[(3,5-Dimethylphenoxy)methyl]-3-(4-methylphenyl)-1,2,4-oxadiazole419554-26-0C18H18N2O2
- (2E)-N-[4-(Acetylamino)phenyl]-3-(4-methylphenyl)prop-2-enamide5873-45-0C18H18N2O2
- (E)-N-(3-Acetamidophenyl)-2-methyl-3-phenylprop-2-enamide587845-37-2C18H18N2O2
- 3-Butoxy-2-phenyl-3,4-dihydroquinazolin-4-one72805-21-1C18H18N2O2
- 1-[3-(2-Methylphenoxy)propyl]benzimidazole-2-carbaldehyde889950-93-0C18H18N2O2
- N-(2-Cyanophenyl)-2-(3-methylphenoxy)butanamide876046-62-7C18H18N2O2
- N-(2-Cyanophenyl)-2-(2-methylphenoxy)butanamide875007-67-3C18H18N2O2
- Benzimidazol-1-yl-[4-(2-methylpropoxy)phenyl]methanone876361-14-7C18H18N2O2
- 2-Butoxy-N-(2-cyanophenyl)benzamide881093-86-3C18H18N2O2
- N-(2-Cyanophenyl)-2-(2,5-dimethylphenoxy)propanamide815647-92-8C18H18N2O2
- N-(2-Cyanophenyl)-2-(4-methylphenoxy)butanamide875080-88-9C18H18N2O2
- N-(3-Cyanophenyl)-2-(4-methylphenoxy)butanamide875080-96-9C18H18N2O2
- N-(2-Cyanophenyl)-2-(2,6-dimethylphenoxy)propanamide881759-64-4C18H18N2O2
- 2-Methyl-6-(piperidin-1-yl)-1H-benzo[de]isoquinoline-1,3(2H)-dione265093-00-3C18H18N2O2
- 3-Methyl-N-[3-(2-oxopyrrolidin-1-yl)phenyl]benzamide941389-23-7C18H18N2O2
- 9,10-Anthracenedione, 1-amino-4-(butylamino)-62956-46-1C18H18N2O2
- 1-Naphthalenecarbonitrile, 4-(1,4-dioxa-8-azaspiro[4.5]dec-8-yl)-664362-65-6C18H18N2O2
- 1,4-Dibenzylpiperazine-2,6-dione13480-18-7C18H18N2O2
- 1-Oxo-N-(2-phenylethyl)-3,4-dihydroisoquinoline-2(1H)-carboxamide62334-07-0C18H18N2O2
- 5-[1-(Pyridin-3-yl)-1H-indol-3-yl]pentanoic acid95504-39-5C18H18N2O2
- N-(4-Isopropylphenyl)-5-methylfuro[3,2-b]pyridine-2-carboxamide941928-32-1C18H18N2O2
- 4-Benzyl-1-(2-methoxyphenyl)-3-methyl-1H-pyrazol-5-ol925587-32-2C18H18N2O2
- 5-[1-(4-Methylphenoxy)ethyl]-3-(4-methylphenyl)-1,2,4-oxadiazole893612-43-6C18H18N2O2
Frequently asked questions
What is the molar mass of C18H18N2O2?
The molar mass of C18H18N2O2 is 294.35 g/mol, calculated from standard atomic weights for 18 carbon atoms, 18 hydrogen atoms, 2 nitrogen atoms and 2 oxygen atoms. The monoisotopic mass is 294.1368 Da.
How many compounds have the formula C18H18N2O2?
CompoundList lists 625 compounds with the molecular formula C18H18N2O2, including N-[3-(5,6-Dimethyl-1,3-benzoxazol-2-yl)-2-methylphenyl]acetamide, 5-[(2,5-Dimethylphenoxy)methyl]-3-(4-methylphenyl)-1,2,4-oxadiazole, 1-[(N-Benzylanilino)methyl]pyrrolidine-2,5-dione. 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 C18H18N2O2?
C18H18N2O2 has a degree of unsaturation of 11. 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.