Molecular formula
C18H22N2O3
365 compounds have this formula on CompoundList.
- Molar mass
- 314.38g/mol
- Monoisotopic mass
- 314.1630Da
- Atoms
- 45
- Elements
- 4
- Rings plus double bonds
- 9
The formula C18H22N2O3 describes a molecule made of 18 carbon atoms, 22 hydrogen atoms, 2 nitrogen atoms 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 × 1868.77%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 227.05%1.008 × 22 = 22.176 g/mol
- N Nitrogen × 28.91%14.007 × 2 = 28.014 g/mol
- O Oxygen × 315.27%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C18H22N2O3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 365 compounds
![2-Naphthalenecarboxamide, 3-hydroxy-N-[3-(4-morpholinyl)propyl]- chemical structure, C18H22N2O3, CAS 10155-47-2](/s/OTEFEXJNJQIESQ-UHFFFAOYSA-N.svg)
2-Naphthalenecarboxamide, 3-hydroxy-N-[3-(4-morpholinyl)propyl]-
CAS 10155-47-2C18H22N2O3
Win 52035
CAS 98034-30-1C18H22N2O3
![3-[(2-Ethyl-1-oxobutyl)amino]-N-(2-furanylmethyl)benzamide chemical structure, C18H22N2O3, CAS 710987-13-6](/s/BPKBIZIKUJPWKX-UHFFFAOYSA-N.svg)
3-[(2-Ethyl-1-oxobutyl)amino]-N-(2-furanylmethyl)benzamide
CAS 710987-13-6C18H22N2O3
![N-[2-(Cyclohexen-1-yl)ethyl]-3-(2-oxo-1,3-benzoxazol-3-yl)propanamide chemical structure, C18H22N2O3, CAS 853751-90-3](/s/VWAKYLHQRJXHSB-UHFFFAOYSA-N.svg)
N-[2-(Cyclohexen-1-yl)ethyl]-3-(2-oxo-1,3-benzoxazol-3-yl)propanamide
CAS 853751-90-3C18H22N2O3
1-(7-Nitro-1,2,3,4-tetrahydroxanthen-4a-yl)piperidine
CAS 239438-73-4C18H22N2O3
N-Cycloheptyl-4-hydroxy-1-methyl-2-oxo-1,2-dihydroquinoline-3-carboxamide
CAS 300587-24-0C18H22N2O3
6-(2,6-Dimethyl-4-oxo-5-phenylpyrimidin-1-yl)hexanoic acid
CAS 304002-12-8C18H22N2O3
3-(1,3-Benzodioxol-5-ylmethyl)-7,7-dimethyl-2,3,4,6,7,8-hexahydro-5(1H)-quinazolinone
CAS 714214-53-6C18H22N2O3
![Methyl 1-[2-(2-methylpiperidin-1-yl)-2-oxoethyl]indole-3-carboxylate chemical structure, C18H22N2O3, CAS 667872-93-7](/s/FNFDOWSUYYVTRR-UHFFFAOYSA-N.svg)
Methyl 1-[2-(2-methylpiperidin-1-yl)-2-oxoethyl]indole-3-carboxylate
CAS 667872-93-7C18H22N2O3
![1-[2-Oxo-2-(2,2,4-trimethyl-3,4-dihydroquinolin-1(2H)-yl)ethyl]pyrrolidine-2,5-dione chemical structure, C18H22N2O3, CAS 337494-51-6](/s/LRDUMSITDDADMB-UHFFFAOYSA-N.svg)
1-[2-Oxo-2-(2,2,4-trimethyl-3,4-dihydroquinolin-1(2H)-yl)ethyl]pyrrolidine-2,5-dione
CAS 337494-51-6C18H22N2O3
N-Cyclohexyl-1,3-dioxo-2-propylisoindole-5-carboxamide
CAS 690682-45-2C18H22N2O3
N-(1-Cyanocyclohexyl)-2-(4-propanoylphenoxy)acetamide
CAS 791135-99-4C18H22N2O3
![1-[6-Hydroxy-4-(4-methoxyphenyl)-3,6-dimethyl-4,5,6,7-tetrahydro-3aH-indazol-5-yl]ethanone chemical structure, C18H22N2O3, CAS 1005100-58-2](/s/HDMQMOKRQPHFHG-UHFFFAOYSA-N.svg)
1-[6-Hydroxy-4-(4-methoxyphenyl)-3,6-dimethyl-4,5,6,7-tetrahydro-3aH-indazol-5-yl]ethanone
CAS 1005100-58-2C18H22N2O3
2-(Adamantan-1-ylamino)-2-oxoethyl picolinate
CAS 380486-73-7C18H22N2O3
![1-[(7,8-Dimethyl-2-oxochromen-4-yl)methyl]piperidine-4-carboxamide chemical structure, C18H22N2O3, CAS 851790-58-4](/s/LWYJYNXQBBZLKF-UHFFFAOYSA-N.svg)
1-[(7,8-Dimethyl-2-oxochromen-4-yl)methyl]piperidine-4-carboxamide
CAS 851790-58-4C18H22N2O3
![(2,5-Dimethylfuran-3-yl)-[4-(4-methoxyphenyl)piperazin-1-yl]methanone chemical structure, C18H22N2O3, CAS 877983-62-5](/s/NGKOIFIMUZGKBM-UHFFFAOYSA-N.svg)
(2,5-Dimethylfuran-3-yl)-[4-(4-methoxyphenyl)piperazin-1-yl]methanone
CAS 877983-62-5C18H22N2O3
![2-[3-(3-Methylbutoxy)phenoxy]-N-pyridin-4-ylacetamide chemical structure, C18H22N2O3, CAS 303226-92-8](/s/DSDCOHBWUUJUSR-UHFFFAOYSA-N.svg)
2-[3-(3-Methylbutoxy)phenoxy]-N-pyridin-4-ylacetamide
CAS 303226-92-8C18H22N2O3
![N-[(2S)-1-(3,5-Dimethylanilino)-3-methyl-1-oxobutan-2-yl]furan-2-carboxamide chemical structure, C18H22N2O3, CAS 956386-74-6](/s/FNHHFSCOGVPBNB-INIZCTEOSA-N.svg)
N-[(2S)-1-(3,5-Dimethylanilino)-3-methyl-1-oxobutan-2-yl]furan-2-carboxamide
CAS 956386-74-6C18H22N2O3
![N-[2-(7-Methoxy-2-oxo-1H-quinolin-3-yl)ethyl]cyclopentanecarboxamide chemical structure, C18H22N2O3, CAS 851405-60-2](/s/DRFOUQDRFJPHDJ-UHFFFAOYSA-N.svg)
N-[2-(7-Methoxy-2-oxo-1H-quinolin-3-yl)ethyl]cyclopentanecarboxamide
CAS 851405-60-2C18H22N2O3
![2-[2-(Azepan-1-yl)-2-oxoethyl]-5-methoxyisoquinolin-1-one chemical structure, C18H22N2O3, CAS 868223-21-6](/s/VKNFMDDKQVSJBX-UHFFFAOYSA-N.svg)
2-[2-(Azepan-1-yl)-2-oxoethyl]-5-methoxyisoquinolin-1-one
CAS 868223-21-6C18H22N2O3
![2-(4-Ethoxyphenyl)-3-methyl-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyrazine 1,4-dioxide chemical structure, C18H22N2O3, CAS 433241-82-8](/s/RUPHNSPLUBQSQZ-UHFFFAOYSA-N.svg)
2-(4-Ethoxyphenyl)-3-methyl-6,7,8,9-tetrahydro-5H-cyclohepta[b]pyrazine 1,4-dioxide
CAS 433241-82-8C18H22N2O3
Ergoline-8-carboxylic acid, 10-methoxy-6-methyl-, methyl ester, (8beta)-
CAS 23495-64-9C18H22N2O3
![Ethyl 4-[benzyl(methyl)carbamoyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate chemical structure, C18H22N2O3, CAS 847412-01-5](/s/OKSAQDSXCHDNCD-UHFFFAOYSA-N.svg)
Ethyl 4-[benzyl(methyl)carbamoyl]-3,5-dimethyl-1H-pyrrole-2-carboxylate
CAS 847412-01-5C18H22N2O3
![Ethyl 4-[(2-hydroxynaphthalen-1-yl)methyl]piperazine-1-carboxylate chemical structure, C18H22N2O3, CAS 5424-71-5](/s/XNJNLZDHFVAXFI-UHFFFAOYSA-N.svg)
Ethyl 4-[(2-hydroxynaphthalen-1-yl)methyl]piperazine-1-carboxylate
CAS 5424-71-5C18H22N2O3
- Methyl 1-[2-(1-azepanyl)-2-oxoethyl]-1H-indole-3-carboxylate667872-92-6C18H22N2O3
- N-Cyclohexyl-2-(5-methoxy-1-oxoisoquinolin-2(1H)-yl)acetamide868223-66-9C18H22N2O3
- 3-(4-Butoxyphenyl)-N-[(E)-furan-2-ylmethylideneamino]propanamide797772-46-4C18H22N2O3
- 2-(4-Cyano-2-methoxyphenoxy)-N-[2-(cyclohexen-1-yl)ethyl]acetamide874786-31-9C18H22N2O3
- 2-[1-(1,3-Benzodioxol-5-yl)-4a-hydroxy-1,3,4,5,6,7,8,8a-octahydroisoquinolin-2-yl]acetonitrile1005103-96-7C18H22N2O3
- N-[(2-Methoxyphenyl)methyl]-4-(3-methylbutanoyl)-1H-pyrrole-2-carboxamide478259-26-6C18H22N2O3
- [2-(Cyclohexylamino)-2-oxoethyl] 1-methylindole-3-carboxylate877136-34-0C18H22N2O3
- 1-(2,5-Diethoxyphenyl)-3-(O-tolyl)urea76393-38-9C18H22N2O3
- N-[2-(Furan-2-yl)-2-(morpholin-4-yl)ethyl]-4-methylbenzamide877631-26-0C18H22N2O3
- Ethyl 2-[3-[(E)-2-(4-methylphenyl)ethenyl]-6-oxo-5,6-dihydro-1(4H)-pyridazinyl]propanoate1164486-11-6C18H22N2O3
- 2-(3,5-Dimethylpiperidin-1-yl)-2-oxoethyl 1H-indole-3-carboxylate879311-24-7C18H22N2O3
- 2-(2,6-Dimethylpiperidin-1-yl)-2-oxoethyl 1H-indole-3-carboxylate879311-07-6C18H22N2O3
- 2,5-Dimethyl-N'-(2-phenylpentanoyl)furan-3-carbohydrazide852958-00-0C18H22N2O3
- 1-(3-Nitrophenyl)-2-(4-phenylbutan-2-ylamino)ethanol375828-65-2C18H22N2O3
- 1-((5-Methyl-2-(o-tolyl)oxazol-4-yl)methyl)piperidine-4-carboxylic acid897765-48-9C18H22N2O3
- 2-[2-(2,6-Dimethylpiperidino)-1-methyl-2-oxoethyl]-1H-isoindole-1,3(2H)-dione475099-96-8C18H22N2O3
- N-(4-Methyl-3-nitrophenyl)adamantane-1-carboxamide302929-34-6C18H22N2O3
- Ethyl 3,5-dimethyl-4-(phenethylcarbamoyl)-1H-pyrrole-2-carboxylate847461-57-8C18H22N2O3
- Gigantamide A955381-63-2C18H22N2O3
- 1,3-Dimethyl-2-(2,4,5-trimethoxyphenyl)-2H-benzimidazole371954-07-3C18H22N2O3
- 4-Butoxy-N-(4,5,6,7-tetrahydro-2,1-benzoxazol-3-yl)benzamide898628-45-0C18H22N2O3
- 1-(4-Ethoxybenzyl)-4-(2-furoyl)piperazine423742-83-0C18H22N2O3
- N-(2-Adamantyl)-3-methyl-4-nitrobenzamide431920-42-2C18H22N2O3
- 1-(3-Cyanoanilino)-1-oxopropan-2-yl cyclohexylacetate1031053-45-8C18H22N2O3
- N-(2-Adamantyl)-2-(4-nitrophenyl)acetamide425685-44-5C18H22N2O3
- 2-Butoxy-N-(4,5,6,7-tetrahydro-2,1-benzoxazol-3-yl)benzamide898628-28-9C18H22N2O3
- 1-[2-(3,4-Dimethoxyphenyl)ethyl]-3-(2-methylphenyl)urea301689-75-8C18H22N2O3
- N-Cyclopentyl-2-[(2-ethyl-1-oxo-1,2-dihydroisoquinolin-5-yl)oxy]acetamide898411-55-7C18H22N2O3
- 2-Methylcyclopentyl 6-methyl-2-oxo-4-phenyl-1,2,3,4-tetrahydropyrimidine-5-carboxylate297743-92-1C18H22N2O3
- 1-((4-Hydroxytetrahydro-2H-pyran-4-yl)methyl)-3-(naphthalen-1-ylmethyl)urea1351647-62-5C18H22N2O3
- N-(3-(2-Phenylmorpholino)propyl)furan-2-carboxamide954046-79-8C18H22N2O3
- N-(4-Butylphenyl)-5-methoxy-1-methyl-4-oxo-1,4-dihydropyridine-2-carboxamide1105220-08-3C18H22N2O3
- N-(5-Allyl-3,3-dimethyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-7-yl)cyclopropanecarboxamide921863-57-2C18H22N2O3
- 4-(3-Adamantan-1-yl-ureido)-benzoic acid885010-38-8C18H22N2O3
- 1,3-Dimethyl-2-(3,4,5-trimethoxyphenyl)-2,3-dihydro-1H-benzimidazole5536-77-6C18H22N2O3
- 7-Hydroxy-6-((4-methylpiperazin-1-yl)methyl)-2,3-dihydrocyclopenta[c]chromen-4(1H)-one303119-87-1C18H22N2O3
- N-[Cyano-(2,4-dimethoxyphenyl)methyl]-2-(cyclohexen-1-yl)acetamide1436241-20-1C18H22N2O3
- Streptomycindole1349739-38-3C18H22N2O3
- tert-Butyl {3-[(naphthalen-1-yl)amino]-3-oxopropyl}carbamate121494-80-2C18H22N2O3
- Urea, N-methoxy-N-methyl-N'-(4-(2-(4-methylphenyl)ethoxy)phenyl)-68358-79-2C18H22N2O3
- N-[4-(Dimethylamino)phenyl]-2-(4-methoxyphenoxy)propanamide302807-16-5C18H22N2O3
- (2,6-Dimethylpiperidin-1-yl)(5-(4-methoxyphenyl)isoxazol-3-yl)methanone912777-95-8C18H22N2O3
- 6-(4-Phenylpiperazine-1-carbonyl)cyclohex-3-ene-1-carboxylic acid419558-95-5C18H22N2O3
- 1-{[5-Methyl-2-(3-methylphenyl)-1,3-oxazol-4-yl]-methyl}piperidine-4-carboxylic acid1119450-03-1C18H22N2O3
- Diazene, 1,2-bis(4-propoxyphenyl)-, 1-oxide23315-55-1C18H22N2O3
- 1-Ethyl-8-methoxy-1,11b-dimethyl-5,6,11,11b-tetrahydro-1H,3H-oxazolo[3',4':1,2]pyrido[3,4-b]indol-3-one889972-90-1C18H22N2O3
- (S)-N-(1-((4-Methoxynaphthalen-2-yl)amino)-1-oxopropan-2-yl)butyramide2094991-63-4C18H22N2O3
- 2-Naphthalenecarboxamide, 1-hydroxy-N-(3-(4-morpholinyl)propyl)-30367-05-6C18H22N2O3
- 2-(1-{[3-(Morpholin-4-yl)propyl]amino}ethylidene)-1H-indene-1,3(2H)-dione362593-34-8C18H22N2O3
- Benzamide, N-(5-(p-aminophenoxy)pentyl)-p-hydroxy-108367-29-9C18H22N2O3
- N-Cyclohexyl-4-(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)butanamide4873-72-7C18H22N2O3
- 1-[(6,7-Dimethyl-2-oxochromen-4-yl)methyl]piperidine-4-carboxamide852173-91-2C18H22N2O3
- N-(1-Adamantyl)-3-methyl-4-nitrobenzamide461648-18-0C18H22N2O3
- 3-(3,4-Dimethoxyphenyl)-1,6,6-trimethyl-5,7-dihydroindazol-4-one41555-67-3C18H22N2O3
- (3r,5r,7r,E)-N'-(2,4-Dihydroxybenzylidene)adamantane-1-carbohydrazide327038-81-3C18H22N2O3
- 2-Morpholin-4-yl-2-oxo-1-(2,2,4-trimethyl-1,2-dihydroquinolin-8-yl)ethanone2415746-42-6C18H22N2O3
- 3-Hydroxy-2-(3-(morpholino)propyl)naphthalene-1-carboxamide57133-25-2C18H22N2O3
- Sct 123158-25-0C18H22N2O3
- Methyl 3-[(Z)-(dimethylamino)methylidene]-5-methyl-2-oxo-1-phenethyl-1,2-dihydro-3H-pyrrole-4-carboxylate477890-31-6C18H22N2O3
- 1-[(6,8-Dimethyl-2-oxochromen-4-yl)methyl]piperidine-4-carboxamide903849-73-0C18H22N2O3
- [{2-[(Bicyclo[2.2.1]hept-5-en-2-ylmethyl)amino]-2-oxoethyl}(phenyl)amino]acetic acid1186647-62-0C18H22N2O3
- N-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-4-(2,5-dimethyl-1H-pyrrol-1-yl)butanamide1251574-70-5C18H22N2O3
- N-(4-(Azepan-1-yl)but-2-yn-1-yl)benzo[d][1,3]dioxole-5-carboxamide1396802-25-7C18H22N2O3
- N-(4-Amino-2,5-diethoxyphenyl)-2-methylbenzamide483321-85-3C18H22N2O3
- [4-(2-Ethoxyphenyl)piperazin-1-yl]-(5-methylfuran-2-yl)methanone540755-33-7C18H22N2O3
- N-(2-Morpholino-2-(p-tolyl)ethyl)furan-2-carboxamide941964-34-7C18H22N2O3
- 1-(1,2-Dimethyl-1H-indol-3-yl)-2-(2,6-dimethylmorpholino)ethane-1,2-dione862814-09-3C18H22N2O3
- 1-{[5-Methyl-2-(4-methylphenyl)-1,3-oxazol-4-yl]-methyl}piperidine-4-carboxylic acid1119451-22-7C18H22N2O3
- Methyl 2-cyano-2-(9-(pyridin-2-yl)-6-oxaspiro[4.5]decan-9-yl)acetate1401031-36-4C18H22N2O3
- 2,5-Dimethyl-N-((1r,4r)-4-(pyridin-2-yloxy)cyclohexyl)furan-3-carboxamide2034450-30-9C18H22N2O3
- 2-(1-(4-(2,6-Dioxopiperidin-3-yl)phenyl)piperidin-4-yl)acetaldehyde2736510-47-5C18H22N2O3
- 1-Cyclohexyl-5-ethyl-3-phenyl-2,4,6(1H,3H,5H)-pyrimidinetrione1042-85-9C18H22N2O3
- (m-Methoxyphenyl)phenylcarbamic acid 2-(dimethylamino)ethyl ester23379-71-7C18H22N2O3
- 2-(Dimethylamino)-3-hydroxy-3-phenylpropyl hydrogen phenylcarbonimidate77944-91-3C18H22N2O3
- N-(2-Morpholin-4-ylethyl)-2-naphthalen-2-yloxyacetamide543692-83-7C18H22N2O3
- Methyl 4-[4-(dimethylamino)benzylidene]-1-ethyl-2-methyl-5-oxo-4,5-dihydro-1H-pyrrole-3-carboxylate5949-83-7C18H22N2O3
Frequently asked questions
What is the molar mass of C18H22N2O3?
The molar mass of C18H22N2O3 is 314.38 g/mol, calculated from standard atomic weights for 18 carbon atoms, 22 hydrogen atoms, 2 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 314.1630 Da.
How many compounds have the formula C18H22N2O3?
CompoundList lists 365 compounds with the molecular formula C18H22N2O3, including 2-Naphthalenecarboxamide, 3-hydroxy-N-[3-(4-morpholinyl)propyl]-, Win 52035, 3-[(2-Ethyl-1-oxobutyl)amino]-N-(2-furanylmethyl)benzamide. 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 C18H22N2O3?
C18H22N2O3 has a degree of unsaturation of 9. 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.