Molecular formula
C18H15NO4
321 compounds have this formula on CompoundList.
- Molar mass
- 309.32g/mol
- Monoisotopic mass
- 309.1001Da
- Atoms
- 38
- Elements
- 4
- Rings plus double bonds
- 12
The formula C18H15NO4 describes a molecule made of 18 carbon atoms, 15 hydrogen atoms, 1 nitrogen atom 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 × 1869.89%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 154.89%1.008 × 15 = 15.120 g/mol
- N Nitrogen × 14.53%14.007 × 1 = 14.007 g/mol
- O Oxygen × 420.69%15.999 × 4 = 63.996 g/mol
Look up another formula
Compounds with the formula C18H15NO4
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 101 to 200 of 321 compounds
2-(2,5-Dimethoxyphenyl)quinoline-4-carboxylic acid
CAS 485335-52-2C18H15NO4
4-(2,3-Dimethoxybenzylidene)-2-phenyl-1,3-oxazol-5(4H)-one
CAS 43087-79-2C18H15NO4
![N-[(Furan-2-yl)methyl]-2-oxo-8-(prop-2-en-1-yl)-2H-chromene-3-carboxamide chemical structure, C18H15NO4, CAS 312616-84-5](/s/ABOYLTDHQJMEII-UHFFFAOYSA-N.svg)
N-[(Furan-2-yl)methyl]-2-oxo-8-(prop-2-en-1-yl)-2H-chromene-3-carboxamide
CAS 312616-84-5C18H15NO4
Methyl 2-(5-(benzyloxy)-1H-indol-3-yl)-2-oxoacetate
CAS 62995-58-8C18H15NO4
1,3-Dioxoisoindolin-2-yl 2-methyl-2-phenylpropanoate
CAS 2241846-03-5C18H15NO4
![4-[(3,4-Dimethoxyphenyl)methylidene]-2-phenyl-1,3-oxazol-5-one chemical structure, C18H15NO4](/s/LICJICSNXOUQAI-UHFFFAOYSA-N.svg)
4-[(3,4-Dimethoxyphenyl)methylidene]-2-phenyl-1,3-oxazol-5-one
C18H15NO4
![5-Methyl-4-[[4-(4-pyridinyl)phenoxy]methyl]-2-furancarboxylic acid chemical structure, C18H15NO4, CAS 1609015-93-1](/s/NWSMDWQJARXADD-UHFFFAOYSA-N.svg)
5-Methyl-4-[[4-(4-pyridinyl)phenoxy]methyl]-2-furancarboxylic acid
CAS 1609015-93-1C18H15NO4
![5-Methyl-4-[[4-(3-pyridinyl)phenoxy]methyl]-2-furancarboxylic acid chemical structure, C18H15NO4, CAS 1609015-94-2](/s/WDOWVAIBEKIXMS-UHFFFAOYSA-N.svg)
5-Methyl-4-[[4-(3-pyridinyl)phenoxy]methyl]-2-furancarboxylic acid
CAS 1609015-94-2C18H15NO4
Thehaplosine
CAS 151870-95-0C18H15NO4
Ethyl 2-(4-methylphenyl)-1,3-dioxoisoindole-5-carboxylate
CAS 301658-19-5C18H15NO4
4-(4-Hydroxyphenyl)-5-phenyl-2-oxazolepropanoic acid
CAS 68192-19-8C18H15NO4
2,5-Dioxopyrrolidin-1-yl 2,2-diphenylacetate
CAS 226218-61-7C18H15NO4
3-Benzoyl-6,7-dimethoxy-1,4-dihydroquinolin-4-one
CAS 1325303-43-2C18H15NO4
![Methyl 3-[methoxy(phenyl)methylene]-2-oxoindoline-6-carboxylate chemical structure, C18H15NO4, CAS 1160293-22-0](/s/WUVZENIISJMEHI-UHFFFAOYSA-N.svg)
Methyl 3-[methoxy(phenyl)methylene]-2-oxoindoline-6-carboxylate
CAS 1160293-22-0C18H15NO4
N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-3-methyl-1-benzofuran-2-carboxamide
CAS 352651-75-3C18H15NO4
Ethyl 4-hydroxy-7-phenoxyisoquinoline-3-carboxylate
CAS 808116-52-1C18H15NO4
1,3-Dioxoisoindolin-2-yl 4-phenylbutanoate
CAS 1841512-58-0C18H15NO4
3,5-Dihydroxy-N-(4-methoxyphenyl)-2-naphthalenecarboxamide
CAS 156182-41-1C18H15NO4
![2-(Morpholine-4-carbonyl)benzo[f]chromen-3-one chemical structure, C18H15NO4, CAS 378767-78-3](/s/BJIXMRFQKGNFIM-UHFFFAOYSA-N.svg)
2-(Morpholine-4-carbonyl)benzo[f]chromen-3-one
CAS 378767-78-3C18H15NO4
Ethyl 2-(2-methylphenyl)-1,3-dioxo-2,3-dihydro-1H-isoindole-5-carboxylate
CAS 313661-34-6C18H15NO4
![3-Hydroxy-3-[2-(5-methylfuran-2-yl)-2-oxoethyl]-1-prop-2-ynylindol-2-one chemical structure, C18H15NO4, CAS 439092-01-0](/s/YPUWZFLZKQBFDD-UHFFFAOYSA-N.svg)
3-Hydroxy-3-[2-(5-methylfuran-2-yl)-2-oxoethyl]-1-prop-2-ynylindol-2-one
CAS 439092-01-0C18H15NO4
N-(4-Acetylphenyl)-1-oxo-3,4-dihydro-1H-isochromene-3-carboxamide
CAS 627044-44-4C18H15NO4
2-(4-Methoxybenzyl)-1-oxo-1,2-dihydroisoquinoline-4-carboxylic acid
CAS 1352524-58-3C18H15NO4
Crystamidine
CAS 58779-39-8C18H15NO4
- 2-(((2,5-Dimethoxyphenyl)amino)methylene)indane-1,3-dione1020252-29-2C18H15NO4
- 1-(1,3-Benzodioxol-5-ylmethyl)-6-methoxyisoquinolin-7-ol54293-58-2C18H15NO4
- Benzofuran-2-carboxylic acid, 2-(benzoylamino)ethyl ester330646-57-6C18H15NO4
- (4E)-4-[(2,3-Dimethoxyphenyl)methylidene]-3-phenyl-1,2-oxazol-5-one357647-46-2C18H15NO4
- (4Z)-4-(2,4-Dimethoxybenzylidene)-2-phenyl-1,3-oxazol-5(4H)-one118555-99-0C18H15NO4
- 1,3-Dioxo-2-[4-(propan-2-yl)phenyl]-2,3-dihydro-1H-isoindole-5-carboxylic acid110768-18-8C18H15NO4
- Methyl 4-[(3-methyl-1-benzofuran-2-carbonyl)amino]benzoate380875-34-3C18H15NO4
- 2-(4-Hydroxy-3-methoxyphenyl)-6-methylquinoline-4-carboxylic acid438218-47-4C18H15NO4
- RefChem:382225116734-20-4C18H15NO4
- 2-((4-Methyl-2-oxo-3-phenyl-2H-chromen-7-yl)oxy)acetamide869079-67-4C18H15NO4
- Methyl 2-(4-hydroxy-3-methoxyphenyl)quinoline-4-carboxylate133676-10-5C18H15NO4
- (3E)-3-[Nitro-(2,4,5-trimethylphenyl)methylidene]-2-benzofuran-1-one300388-71-0C18H15NO4
- Methyl 2-{[(3-methyl-1-benzofuran-2-yl)carbonyl]amino}benzoate353465-87-9C18H15NO4
- 4-[3-(1,3-Dioxoisoindol-2-yl)propoxy]benzaldehyde73279-02-4C18H15NO4
- [2-(4-Methoxy-phenyl)-chromen-4-ylideneamino]-acetic acid126480-34-0C18H15NO4
- 6-Methoxy-3-(3-methoxybenzoyl)quinolin-4(1H)-one892291-35-9C18H15NO4
- N-(3-Acetylphenyl)-1-oxo-3,4-dihydroisochromene-3-carboxamide627044-45-5C18H15NO4
- N-(3-Methoxyphenyl)-6-methyl-4-oxo-4H-chromene-2-carboxamide919033-67-3C18H15NO4
- Methyl 6-(benzyloxy)-4-oxo-1,4-dihydroquinoline-2-carboxylate929028-73-9C18H15NO4
- 4-(2-Ethoxyphenoxy)quinoline-2-carboxylic acid1255147-01-3C18H15NO4
- 2-(2-Methoxy-4-methylphenoxy)quinoline-4-carboxylic acid1255147-72-8C18H15NO4
- N-(2-Methoxy-5-methylphenyl)-2-oxochromene-3-carboxamide364798-57-2C18H15NO4
- Methyl 4-oxo-4-[(9-oxo-9H-fluoren-2-yl)amino]butanoate727673-23-6C18H15NO4
- (Z)-2-((2-(3-Methylbenzylidene)-3-oxo-2,3-dihydrobenzofuran-6-yl)oxy)acetamide622799-06-8C18H15NO4
- N-(3-Ethoxyphenyl)-4-oxo-4H-chromene-2-carboxamide361166-45-2C18H15NO4
- Ethyl 3-benzamido-1-benzofuran-2-carboxylate67138-51-6C18H15NO4
- Methyl 3-(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)-3-phenylpropanoate55007-43-7C18H15NO4
- N-(2-Ethoxyphenyl)-1-oxo-1H-isochromene-3-carboxamide900897-59-8C18H15NO4
- Methyl 2-(2H-chromene-3-carbonylamino)benzoate452074-20-3C18H15NO4
- 2-Ethoxy-N-(2-oxo-2H-chromen-6-yl)benzamide923675-31-4C18H15NO4
- 2-(2-Methoxybenzyl)-1-oxo-1,2-dihydroisoquinoline-3-carboxylic acid924827-50-9C18H15NO4
- N-[2-(4-Methoxyphenyl)-4-oxochromen-7-yl]acetamide923676-19-1C18H15NO4
- 2-Methyl-4-(2-oxo-2-phenylethyl)-1,4-benzoxazepine-3,5(2H,4H)-dione904011-75-2C18H15NO4
- 1 suppliers(6-Benzyloxy-1H-indol-3-yl)-oxo-acetic acid methyl ester408355-02-2C18H15NO4
- 3-Phenyl-7-carboethoxyaminocoumarin42960-43-0C18H15NO4
- [2-(2,3-Dihydroindol-1-yl)-2-oxoethyl] 4-formylbenzoate503007-83-8C18H15NO4
- Benzeneacetic acid, 4-(5-(4-methoxyphenyl)-3-isoxazolyl)-78868-42-5C18H15NO4
- 8-Ethoxy-2-oxo-N-phenyl-2H-chromene-3-carboxamide361471-55-8C18H15NO4
- 2-Oxazolepropanoic acid, 5-(4-hydroxyphenyl)-4-phenyl-90044-49-8C18H15NO4
- 6-Methoxy-3-(4-methoxybenzoyl)quinolin-4(1H)-one769972-64-7C18H15NO4
- 1 suppliers1-Benzoyl-2-oxo-4-phenylazetidin-3-yl acetate146924-93-8C18H15NO4
- 2-[(2-Methoxyphenyl)methyl]-1-oxo-1,2-dihydroisoquinoline-4-carboxylic acid1955522-96-9C18H15NO4
- 2H-1,4-Benzoxazine-6-acetic acid, 3-(4-methylphenyl)-2-oxo-, methyl ester78587-64-1C18H15NO4
- Methyl 2-(2-oxo-3-phenyl-2H-1,4-benzoxazin-6-yl)propanoate78587-66-3C18H15NO4
- 4-(Benzoylamino)-7-oxocyclohepta-1,3,5-trien-1-yl 2-methylprop-2-enoate19281-38-0C18H15NO4
- (4Z)-2-(2-Methoxyphenyl)-4-[(4-methoxyphenyl)methylidene]-1,3-oxazol-5-one1189240-08-1C18H15NO4
- 4-[(2,4-Dimethoxyphenyl)methylidene]-2-phenyl-1,3-oxazol-5-oneC18H15NO4
- Benzeneacetic acid, 4-(5-methoxy-4-phenyl-2-oxazolyl)-80589-71-5C18H15NO4
- 2-(4-Oxo-4H-chromen-2-yl)phenyl dimethylcarbamate405216-83-3C18H15NO4
- N-(4-Methoxyphenyl)-6-methyl-4-oxo-4H-chromene-2-carboxamide880793-04-4C18H15NO4
- 1-Benzyl-3-formyl-6-methoxy-1H-indole-2-carboxylic acid1242967-52-7C18H15NO4
- 1,3-Dioxo-2-(3-phenylpropyl)-2,3-dihydro-1H-isoindole-5-carboxylic acid216681-76-4C18H15NO4
- 1-Benzyl-1,4-dihydro-7-methoxy-4-oxoquinoline-3-carboxylic acid1206969-98-3C18H15NO4
- Methyl 5-[4-(Benzyloxy)phenyl]isoxazole-3-carboxylate742058-30-6C18H15NO4
- (2,4-Dihydroxyquinolin-3-yl)(2-ethoxyphenyl)methanone90182-10-8C18H15NO4
- 5-Benzoxazoleacetic acid, 2-(4-acetylphenyl)-alpha-methyl-51234-37-8C18H15NO4
- Ethyl 2-(1,3-dioxoisoindolin-2-yl)-2-phenylacetate6635-55-8C18H15NO4
- Carbamic acid, (2-benzoyl-3-benzofuranyl)-, ethyl ester88737-32-0C18H15NO4
- (E)-2-(3,4-Dimethoxystyryl)-4H-benzo[d][1,3]oxazin-4-one93755-78-3C18H15NO4
- (2Z)-3-{3-[(4-Cyanophenoxy)methyl]-4-methoxyphenyl}prop-2-enoic acid893732-09-7C18H15NO4
- N-[4-(1-Benzofuran-2-ylcarbonyl)phenyl]-2-methoxyacetamide1010903-68-0C18H15NO4
- 3-Formyl-1-(4-methoxybenzyl)-1H-indole-2-carboxylic acid1242891-83-3C18H15NO4
- 2-(2-Oxo-2H-chromen-3-yl)ethyl phenylcarbamate93729-51-2C18H15NO4
- N-(4-Methoxyphenyl)-2-(2-oxochromen-3-yl)acetamide28081-76-7C18H15NO4
- (1-Cyano-2-ethoxy-2-oxo-1-phenylethyl) benzoate19971-69-8C18H15NO4
- 4-(2-Phthalimidophenyl)butyric acid202599-29-9C18H15NO4
- Methyl 3-(diphenylmethoxy)-5-isoxazolecarboxylate205115-25-9C18H15NO4
- 2H-1,4-Benzoxazin-3(4H)-one, 7-(3-(4-hydroxyphenyl)-1-oxo-2-propenyl)-4-methyl-, (E)-123172-62-3C18H15NO4
- (4-Hydroxy-5,7-dimethoxyquinolin-3-yl)(phenyl)methanone769972-63-6C18H15NO4
- 2,5-Dioxopyrrolidin-1-yl 2-([1,1'-biphenyl]-4-yl)acetate141537-22-6C18H15NO4
- 2-(5-Methoxy-2-methyl-1H-indole-3-carbonyl)benzoic acid67697-51-2C18H15NO4
- Methyl 7-(benzyloxy)-4-oxo-1,4-dihydro-6-quinolinecarboxylate417723-33-2C18H15NO4
- 2-Methoxy-6-(quinolin-8-yloxymethyl)-benzoic acid1171924-48-3C18H15NO4
- 5-(3,5-Dimethoxy-phenyl)-quinoline-8-carboxylic acid1197333-36-0C18H15NO4
- Ethyl 4-hydroxy-2-oxo-3-phenyl-1,2-dihydroquinoline-5-carboxylate1207455-16-0C18H15NO4
- 3-(4-(p-Tolyloxy)phenyl)-5-methylisoxazole-4-carboxylic acid1159981-29-9C18H15NO4
Frequently asked questions
What is the molar mass of C18H15NO4?
The molar mass of C18H15NO4 is 309.32 g/mol, calculated from standard atomic weights for 18 carbon atoms, 15 hydrogen atoms, 1 nitrogen atom and 4 oxygen atoms. The monoisotopic mass is 309.1001 Da.
How many compounds have the formula C18H15NO4?
CompoundList lists 321 compounds with the molecular formula C18H15NO4, including 2-(2,5-Dimethoxyphenyl)quinoline-4-carboxylic acid, 4-(2,3-Dimethoxybenzylidene)-2-phenyl-1,3-oxazol-5(4H)-one, N-[(Furan-2-yl)methyl]-2-oxo-8-(prop-2-en-1-yl)-2H-chromene-3-carboxamide. 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 C18H15NO4?
C18H15NO4 has a degree of unsaturation of 12. 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.