Molecular formula
C18H18N2O4
438 compounds have this formula on CompoundList.
- Molar mass
- 326.35g/mol
- Monoisotopic mass
- 326.1267Da
- Atoms
- 42
- Elements
- 4
- Rings plus double bonds
- 11
The formula C18H18N2O4 describes a molecule made of 18 carbon atoms, 18 hydrogen atoms, 2 nitrogen atoms and 4 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 × 1866.25%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 185.56%1.008 × 18 = 18.144 g/mol
- N Nitrogen × 28.58%14.007 × 2 = 28.014 g/mol
- O Oxygen × 419.61%15.999 × 4 = 63.996 g/mol
Look up another formula
Compounds with the formula C18H18N2O4
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 201 to 300 of 438 compounds
Benzamide, N-(2-(furanyl)-1-(4-morpholinylcarbonyl)ethenyl)-, (E)-
CAS 51896-70-9C18H18N2O4
(E)-N-(2-Methoxyethyl)-3-(3-nitrophenyl)-2-phenylprop-2-enamide
CAS 432528-41-1C18H18N2O4
N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-4-(propanoylamino)benzamide
CAS 827621-42-1C18H18N2O4
3,3-Dimethyl-1-(3-((4-nitrobenzyl)oxy)phenyl)-2-azetanone
CAS 478032-07-4C18H18N2O4
N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-3-(propanoylamino)benzamide
CAS 881795-06-8C18H18N2O4
N-(1,3-Benzodioxol-5-ylmethyl)-3-(propanoylamino)benzamide
CAS 878427-80-6C18H18N2O4
N'-(1,3-Benzodioxol-5-yl)-N-(3-phenylpropyl)oxamide
CAS 899956-29-7C18H18N2O4
![7,8,16,17-Tetrahydro-dibenzo[f,m][1,8,4,11]dioxadiazacyclotetradecine-9,18(6H,15H)-dione chemical structure, C18H18N2O4, CAS 111904-37-1](/s/NWSHWBLMSZSDKA-UHFFFAOYSA-N.svg)
7,8,16,17-Tetrahydro-dibenzo[f,m][1,8,4,11]dioxadiazacyclotetradecine-9,18(6H,15H)-dione
CAS 111904-37-1C18H18N2O4
1,4-Quinoxalinedicarboxylic acid, 2,3-dihydro-2-phenyl-, dimethyl ester
CAS 664333-93-1C18H18N2O4
![Ethyl 2-amino-7-methyl-5-oxo-4-phenyl-5,6-dihydro-4H-pyrano[3,2-c]pyridine-3-carboxylate chemical structure, C18H18N2O4, CAS 193888-02-7](/s/LQUDJYAJJSGFMT-UHFFFAOYSA-N.svg)
Ethyl 2-amino-7-methyl-5-oxo-4-phenyl-5,6-dihydro-4H-pyrano[3,2-c]pyridine-3-carboxylate
CAS 193888-02-7C18H18N2O4
2-(2-Methoxyphenoxy)-N-(2-oxo-1,2,3,4-tetrahydroquinolin-6-yl)acetamide
CAS 921914-90-1C18H18N2O4
2-(4-Methoxyphenyl)-N-(2-methyl-3-oxo-3,4-dihydro-2H-1,4-benzoxazin-6-yl)acetamide
CAS 923731-00-4C18H18N2O4
![2-Amino-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoic acid chemical structure, C18H18N2O4, CAS 1822450-52-1](/s/XRZVCGIEHSZCNU-UHFFFAOYSA-N.svg)
2-Amino-3-({[(9H-fluoren-9-yl)methoxy]carbonyl}amino)propanoic acid
CAS 1822450-52-1C18H18N2O4
3,4-Dimethoxy-N-(2-oxo-1,2,3,4-tetrahydroquinolin-6-yl)benzamide
CAS 922000-29-1C18H18N2O4
![N-{4-[(Dimethylcarbamoyl)methyl]phenyl}-2H-1,3-benzodioxole-5-carboxamide chemical structure, C18H18N2O4, CAS 1060352-73-9](/s/GRKBRTQPCAZTKQ-UHFFFAOYSA-N.svg)
N-{4-[(Dimethylcarbamoyl)methyl]phenyl}-2H-1,3-benzodioxole-5-carboxamide
CAS 1060352-73-9C18H18N2O4
1-(2,6-Dimethoxybenzoyl)indoline-2-carboxamide
CAS 1101190-40-2C18H18N2O4
![N-(Benzo[d][1,3]dioxol-5-yl)-2-phenylmorpholine-4-carboxamide chemical structure, C18H18N2O4, CAS 1206993-48-7](/s/LNSZPDLXOTVLMD-UHFFFAOYSA-N.svg)
N-(Benzo[d][1,3]dioxol-5-yl)-2-phenylmorpholine-4-carboxamide
CAS 1206993-48-7C18H18N2O4
![2-Hydroxy-5-[4-(piperidine-1-carbonyl)phenyl]nicotinic acid chemical structure, C18H18N2O4, CAS 1261923-09-4](/s/IEHURMWKCVKMGP-UHFFFAOYSA-N.svg)
2-Hydroxy-5-[4-(piperidine-1-carbonyl)phenyl]nicotinic acid
CAS 1261923-09-4C18H18N2O4
![2-Hydroxy-5-[4-(piperidine-1-carbonyl)phenyl]isonicotinic acid chemical structure, C18H18N2O4, CAS 1262010-04-7](/s/JHKQOQNNKRKZFS-UHFFFAOYSA-N.svg)
2-Hydroxy-5-[4-(piperidine-1-carbonyl)phenyl]isonicotinic acid
CAS 1262010-04-7C18H18N2O4
![6-Hydroxy-5-[4-(piperidine-1-carbonyl)phenyl]nicotinic acid chemical structure, C18H18N2O4, CAS 1261977-29-0](/s/OBVXDZNLPKTALV-UHFFFAOYSA-N.svg)
6-Hydroxy-5-[4-(piperidine-1-carbonyl)phenyl]nicotinic acid
CAS 1261977-29-0C18H18N2O4
![5,5-Dimethyl-3-(4-{[3-(methyloxy)phenyl]oxy}phenyl)-2,4-imidazolidinedione chemical structure, C18H18N2O4, CAS 1311136-91-0](/s/HZFREJQRDWQGQC-UHFFFAOYSA-N.svg)
5,5-Dimethyl-3-(4-{[3-(methyloxy)phenyl]oxy}phenyl)-2,4-imidazolidinedione
CAS 1311136-91-0C18H18N2O4
![[1-(Prop-2-yn-1-yl)pyrrolidin-2-yl]methyl 2-methyl-1,3-dioxo-2,3-dihydro-1H-isoindole-5-carboxylate chemical structure, C18H18N2O4, CAS 1281154-16-2](/s/HWLIOLZSTYPRHQ-UHFFFAOYSA-N.svg)
[1-(Prop-2-yn-1-yl)pyrrolidin-2-yl]methyl 2-methyl-1,3-dioxo-2,3-dihydro-1H-isoindole-5-carboxylate
CAS 1281154-16-2C18H18N2O4
3,5-Dimethoxy-N-(1-oxo-1,2,3,4-tetrahydroisoquinolin-7-yl)benzamide
CAS 1351652-79-3C18H18N2O4
N-(Furan-3-ylmethyl)-N-(2-methoxyethyl)-5-phenylisoxazole-3-carboxamide
CAS 1421504-44-0C18H18N2O4
- N-(3-(Benzofuran-2-yl)-3-hydroxypropyl)-5-cyclopropylisoxazole-3-carboxamide1448027-50-6C18H18N2O4
- 3-Amino-N-(2-ethoxyphenyl)-7-methoxybenzofuran-2-carboxamide1787905-36-5C18H18N2O4
- 1-([2,3'-Bifuran]-5-ylmethyl)-3-(2-phenoxyethyl)urea2034343-61-6C18H18N2O4
- 1 suppliersPhthalimidinoglutarimide-propargyl-C2-OH2138441-30-0C18H18N2O4
- 1 suppliers3-(5-(5-Hydroxypent-1-yn-1-yl)-1-oxoisoindolin-2-yl)piperidine-2,6-dione2229714-98-9C18H18N2O4
- 2-(2-Acetamido-2-phenylacetamido)-2-phenylacetic acid2260932-15-6C18H18N2O4
- 4-Methoxy-5,5-dimethyl-2-(4-nitrophenyl)-4-phenyl-1,3-oxazole7512-64-3C18H18N2O4
- 3-(4-Methylphenyl)-5-(3,4,5-trimethoxyphenyl)-1,2,4-oxadiazole864836-01-1C18H18N2O4
- N-(1,3-Benzodioxol-5-ylmethyl)-N'-(3,4-dimethylphenyl)oxamide428825-39-2C18H18N2O4
- (9H-Fluoren-9-yl)methyl N-[(1S)-1-carbamoyl-2-hydroxyethyl]carbamate305368-88-1C18H18N2O4
- Phenyl N-[4-methoxy-3-(2-oxopyrrolidin-1-yl)phenyl]carbamate941934-52-7C18H18N2O4
- N-[(2,4-Dimethylphenyl)carbamoyl]-2-(3-formylphenoxy)acetamide875871-69-5C18H18N2O4
- [4-({[4-(Propanoylamino)phenyl]carbonyl}amino)phenyl]acetic acid899293-62-0C18H18N2O4
- 4-[(3,5-Dimethyl-1,2-oxazol-4-yl)methoxy]-N-(furan-2-ylmethyl)benzamide924037-22-9C18H18N2O4
- 3,5-Dimethoxy-N-(1-methyl-2-oxoindolin-5-yl)benzamide921542-77-0C18H18N2O4
- 3,4-Dimethoxy-N-(1-methyl-2-oxoindolin-5-yl)benzamide921544-12-9C18H18N2O4
- 2-(2-Methoxyphenoxy)-N-(1-methyl-2-oxoindolin-5-yl)acetamide921838-30-4C18H18N2O4
- 2-(3-Methoxyphenoxy)-N-(1-methyl-2-oxo-2,3-dihydro-1H-indol-5-yl)acetamide921813-87-8C18H18N2O4
- 2-(4-Methoxyphenoxy)-N-(1-methyl-2-oxoindolin-5-yl)acetamide921774-39-2C18H18N2O4
- N-(4-Methyl-5-oxo-2,3,4,5-tetrahydrobenzo[f][1,4]oxazepin-7-yl)-2-phenoxyacetamide922053-91-6C18H18N2O4
- 4-Ethoxy-N-(2-methyl-3-oxo-3,4-dihydro-2H-1,4-benzoxazin-6-yl)benzamide923868-64-8C18H18N2O4
- N-(3-Acetylphenyl)-1-(furan-2-ylmethyl)-5-oxopyrrolidine-3-carboxamide1061909-02-1C18H18N2O4
- 2,4-Dimethoxy-N-(1-methyl-2-oxoindolin-5-yl)benzamide921813-77-6C18H18N2O4
- 3,5-Dimethoxy-N-(2-oxo-1,2,3,4-tetrahydroquinolin-6-yl)benzamide921999-79-3C18H18N2O4
- 2-Methoxy-N-(4-methyl-5-oxo-2,3,4,5-tetrahydrobenzo[f][1,4]oxazepin-7-yl)benzamide922054-30-6C18H18N2O4
- 3-Methoxy-N-(4-methyl-5-oxo-2,3,4,5-tetrahydrobenzo[f][1,4]oxazepin-7-yl)benzamide921995-63-3C18H18N2O4
- 3,6-Bis(4-methoxyphenyl)piperazine-2,5-dione2034201-42-6C18H18N2O4
- 1,4-Bis(ethylamino)-5,8-dihydroxyanthracene-9,10-dione100495-56-5C18H18N2O4
- 3-(2-Methoxybenzyl)-1,2-benzoxazol-6-yl dimethylcarbamate1081119-06-3C18H18N2O4
- N-(2,5-Dimethoxyphenyl)-2-(1H-indol-4-yloxy)acetamide1071914-38-9C18H18N2O4
- N-(2,4-Dimethoxyphenyl)-2-(1H-indol-4-yloxy)acetamide1040706-22-6C18H18N2O4
- N-((5-(Furan-2-yl)isoxazol-3-yl)methyl)-4-isopropoxybenzamide1105203-97-1C18H18N2O4
- 2-(4-Ethoxyphenyl)-N-((5-(furan-2-yl)isoxazol-3-yl)methyl)acetamide1105241-60-8C18H18N2O4
- N-((5-(Furan-2-yl)isoxazol-3-yl)methyl)-3-(4-methoxyphenyl)propanamide1105205-42-2C18H18N2O4
- 2-(5-(Furan-2-yl)isoxazol-3-yl)-N-(2-methoxyphenethyl)acetamide1105217-63-7C18H18N2O4
- 2,3-Dimethoxy-N-(2-oxo-1,2,3,4-tetrahydroquinolin-6-yl)benzamide921999-85-1C18H18N2O4
- 4-Methoxy-N-(4-methyl-5-oxo-2,3,4,5-tetrahydrobenzo[f][1,4]oxazepin-7-yl)benzamide922000-39-3C18H18N2O4
- 4-Ethoxy-N-(5-oxo-2,3,4,5-tetrahydrobenzo[f][1,4]oxazepin-7-yl)benzamide922078-60-2C18H18N2O4
- N-(5-Oxo-2,3,4,5-tetrahydrobenzo[f][1,4]oxazepin-7-yl)-2-(o-tolyloxy)acetamide922078-87-3C18H18N2O4
- N-((5-(3-Methoxyphenyl)isoxazol-3-yl)methyl)-2,5-dimethylfuran-3-carboxamide1209271-57-7C18H18N2O4
- N-((5-(4-Methoxyphenyl)isoxazol-3-yl)methyl)-2,5-dimethylfuran-3-carboxamide1209054-63-6C18H18N2O4
- 2-(4-Nitrophenyl)-1-(2-phenylmorpholino)ethanone1211295-45-2C18H18N2O4
- 2-{[4-Methyl-3-(propanoylamino)phenyl]carbamoyl}benzoic acid1158782-15-0C18H18N2O4
- 2-Methoxy-5-(3-pyrrolidinylcarbonylphenyl)nicotinic acid1261958-09-1C18H18N2O4
- N-[Cyano(2-methoxyphenyl)methyl]-2,3-dimethoxybenzamide1388349-20-9C18H18N2O4
- 4-[(3,4-Dihydro-2H-benzo[1,4]oxazine-6-carbonyl)-amino]-benzoic acid ethyl ester946120-99-6C18H18N2O4
- Dimethyl 2,3-dianilinobut-2-enedioate16377-51-8C18H18N2O4
- {2-Amino-5-[(6,7-dimethoxy-4-quinolyl)oxy]phenyl}methanol666734-45-8C18H18N2O4
- (E)-Methyl 7-(3-(furan-2-yl)acrylamido)-3,4-dihydroisoquinoline-2(1H)-carboxylate1448140-18-8C18H18N2O4
- N-(3-(Benzofuran-2-yl)-3-hydroxypropyl)-1-methyl-2-oxo-1,2-dihydropyridine-3-carboxamide1448054-61-2C18H18N2O4
- (E)-3-(Furan-3-yl)-N-(3-methoxy-4-(2-oxopyrrolidin-1-yl)phenyl)acrylamide1798408-07-7C18H18N2O4
- (E)-Methyl 7-(3-(furan-3-yl)acrylamido)-3,4-dihydroisoquinoline-2(1H)-carboxylate1798402-74-0C18H18N2O4
- (E)-2-(1-(3-(Furan-2-yl)acryloyl)azetidin-3-yl)-3a,4,7,7a-tetrahydro-1H-isoindole-1,3(2H)-dione1798981-51-7C18H18N2O4
- N-[3-Hydroxy-3-(1-methyl-1H-pyrrol-2-yl)propyl]-2-oxo-2H-chromene-3-carboxamide1795478-48-6C18H18N2O4
- Ethyl 3-(5-(2-formylphenyl)picolinamido)propanoate1415129-24-6C18H18N2O4
- 1'-(3,5-Dimethylisoxazole-4-carbonyl)-3H-spiro[isobenzofuran-1,4'-piperidin]-3-one1705055-89-5C18H18N2O4
- 1'-(3,5-Dimethyl-1,2-oxazole-4-carbonyl)-3H-spiro[2-benzofuran-1,3'-piperidine]-3-one1706208-44-7C18H18N2O4
- (3-(Benzo[d][1,3]dioxol-5-yl)pyrrolidin-1-yl)(5-cyclopropylisoxazol-3-yl)methanone2034341-30-3C18H18N2O4
- Methyl 4-[3-(pyridin-2-yloxy)pyrrolidine-1-carbonyl]benzoate1903244-50-7C18H18N2O4
- 2-(Benzo[d][1,3]dioxol-5-yl)-1-(3-(pyridin-2-yloxy)pyrrolidin-1-yl)ethanone1903032-23-4C18H18N2O4
- N-{[6-(2,6-Dimethoxyphenoxy)pyridin-3-yl]methyl}but-2-ynamide1808835-18-8C18H18N2O4
- 1-([2,2'-Bifuran]-5-ylmethyl)-3-(2-ethoxyphenyl)urea2034491-90-0C18H18N2O4
- 1-([2,2'-Bifuran]-5-ylmethyl)-3-(4-methoxybenzyl)urea2034253-04-6C18H18N2O4
- 1-([2,2'-Bifuran]-5-ylmethyl)-3-(2-phenoxyethyl)urea2034438-08-7C18H18N2O4
- Benzo[d][1,3]dioxol-5-yl(3-(pyridin-4-yloxy)piperidin-1-yl)methanone2034581-28-5C18H18N2O4
- 1-(2-(Furan-2-yl)-2-(furan-3-yl)-2-hydroxyethyl)-3-(o-tolyl)urea2034622-18-7C18H18N2O4
- N1-(3-(benzofuran-2-yl)propyl)-N2-(furan-2-ylmethyl)oxalamide2034558-73-9C18H18N2O4
- N-(2-(Benzofuran-2-yl)-2-methoxyethyl)-1-methyl-2-oxo-1,2-dihydropyridine-3-carboxamide2034608-49-4C18H18N2O4
- 1-(2,2-Di(furan-2-yl)ethyl)-3-(3-methoxyphenyl)urea2188279-44-7C18H18N2O4
- 1-(2,2-Di(furan-2-yl)ethyl)-3-(2-methoxyphenyl)urea2191267-55-5C18H18N2O4
- 6,7-Dimethoxy-3-((4-methoxyphenyl)methyl)-2(1H)-quinoxalinone5762-61-8C18H18N2O4
- 2-[2-(2-Methylpropanamido)benzamido]benzoic acid2768144-68-7C18H18N2O4
- (2S,5R)-1-[(Benzyloxy)carbonyl]-5-(pyridin-2-yl)pyrrolidine-2-carboxylic acid2580093-77-0C18H18N2O4
- 3-[(n-Acetylphenylalanyl)amino]benzoic acid6952-23-4C18H18N2O4
- (3R,4S)-1-Benzyl-4-(4-nitrophenyl)pyrrolidine-3-carboxylic acid154205-80-8C18H18N2O4
- Methyl 2-({[3-(acetylamino)-2-methylphenyl]carbonyl}amino)benzoate831183-70-1C18H18N2O4
Frequently asked questions
What is the molar mass of C18H18N2O4?
The molar mass of C18H18N2O4 is 326.35 g/mol, calculated from standard atomic weights for 18 carbon atoms, 18 hydrogen atoms, 2 nitrogen atoms and 4 oxygen atoms. The monoisotopic mass is 326.1267 Da.
How many compounds have the formula C18H18N2O4?
CompoundList lists 438 compounds with the molecular formula C18H18N2O4, including Benzamide, N-(2-(furanyl)-1-(4-morpholinylcarbonyl)ethenyl)-, (E)-, (E)-N-(2-Methoxyethyl)-3-(3-nitrophenyl)-2-phenylprop-2-enamide, N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-4-(propanoylamino)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 C18H18N2O4?
C18H18N2O4 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.