Molecular formula
C18H15NO3
356 compounds have this formula on CompoundList.
- Molar mass
- 293.32g/mol
- Monoisotopic mass
- 298.1366Da
- Atoms
- 37
- Elements
- 4
- Rings plus double bonds
- 12
The formula C18H15NO3 describes a molecule made of 18 carbon atoms, 15 hydrogen atoms, 1 nitrogen atom 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 × 1873.71%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 155.15%1.008 × 15 = 15.120 g/mol
- N Nitrogen × 14.78%14.007 × 1 = 14.007 g/mol
- O Oxygen × 316.36%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C18H15NO3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 201 to 300 of 356 compounds
2,5-Dibenzyl-6-hydroxy-1,3-oxazin-4-one
CAS 70611-44-8C18H15NO3
Topoisomerase I inhibitor 2
CAS 2588211-44-1C18H15NO3
![(E)-3-[3-(3,5-Dimethylphenyl)-2,1-benzoxazol-5-yl]prop-2-enoic acid chemical structure, C18H15NO3, CAS 2967647-41-0](/s/GVBOPZONHGVWNG-GQCTYLIASA-N.svg)
(E)-3-[3-(3,5-Dimethylphenyl)-2,1-benzoxazol-5-yl]prop-2-enoic acid
CAS 2967647-41-0C18H15NO3
![4-{[(2-Hydroxynaphthalen-1-yl)methyl]amino}benzoic acid chemical structure, C18H15NO3, CAS 6638-22-8](/s/YDAPCHXTJWRWQI-UHFFFAOYSA-N.svg)
4-{[(2-Hydroxynaphthalen-1-yl)methyl]amino}benzoic acid
CAS 6638-22-8C18H15NO3
1-(Naphthalen-1-yl)-1H-pyrrole-2,5-dione-(ethenyloxy)ethene(1:1)
CAS 29465-99-4C18H15NO3
Ethyl 2-cyano-2-(9H-xanthen-9-yl)acetate
CAS 26592-92-7C18H15NO3
![2-[N-(2-Methoxyphenyl)-C-methylcarbonimidoyl]indene-1,3-dione chemical structure, C18H15NO3, CAS 72307-23-4](/s/RHSDNQWOIXQWGP-UHFFFAOYSA-N.svg)
2-[N-(2-Methoxyphenyl)-C-methylcarbonimidoyl]indene-1,3-dione
CAS 72307-23-4C18H15NO3
3-Methyl-1-(4-phenylmethoxyphenyl)pyrrole-2,5-dione
CAS 363590-65-2C18H15NO3
Methanone, (6,7-dimethoxy-3-quinolinyl)phenyl-
CAS 107572-53-2C18H15NO3
1-Acetyl-7-(benzyloxy)-1H-indole-4-carbaldehyde
CAS 84639-91-8C18H15NO3
N-((2-Oxo-2H-chromen-3-yl)(phenyl)methyl)acetamide
CAS 92508-56-0C18H15NO3
Benzyl 3-acetyl-1H-indole-1-carboxylate
CAS 103871-32-5C18H15NO3
4-Hydroxy-1-phenyl-3-isoquinolinecarboxylic acid, ethyl ester
CAS 94905-48-3C18H15NO3
Methyl 4-benzyl-2-phenyl-1,3-oxazole-5-carboxylate
CAS 173037-37-1C18H15NO3
2-(2,5-Dimethyl-1H-indole-3-carbonyl)benzoic acid
CAS 67697-50-1C18H15NO3
3-(2-Oxo-3-phenyl-1,2-dihydroquinolin-6-yl)propanoic acid
CAS 1082390-77-9C18H15NO3
![(3Z)-3-[2-(2-Methoxyphenyl)-2-oxoethylidene]-5-methyl-1,3-dihydro-2H-indol-2-one chemical structure, C18H15NO3, CAS 1146935-02-5](/s/OQSFQOKOZIWPPN-UVTDQMKNSA-N.svg)
(3Z)-3-[2-(2-Methoxyphenyl)-2-oxoethylidene]-5-methyl-1,3-dihydro-2H-indol-2-one
CAS 1146935-02-5C18H15NO3
![Methyl 4-[(quinolin-4-yl)methoxy]benzoate chemical structure, C18H15NO3, CAS 149326-03-4](/s/BLYXCONPYLMKTJ-UHFFFAOYSA-N.svg)
Methyl 4-[(quinolin-4-yl)methoxy]benzoate
CAS 149326-03-4C18H15NO3
Acrylic acid 2-(4'-cyano-biphenyl-4-yloxy)-ethyl ester
CAS 80122-94-7C18H15NO3
Ethyl 2-(5-phenyl-1,3-oxazol-2-yl)benzoate
CAS 56894-67-8C18H15NO3
7-Benzyloxy-5-oxiranyl-1H-quinolin-2-one
CAS 861841-99-8C18H15NO3
3-(Pyrrolidine-1-carbonyl)-xanthen-9-one
CAS 875664-24-7C18H15NO3
7-Benzyl-4-hydroxy-isoquinoline-3-carboxylic acid methyl ester
CAS 945740-92-1C18H15NO3
Ethyl 5-(4-Biphenylyl)isoxazole-3-carboxylate
CAS 109807-20-7C18H15NO3
- 4-(2,3-Dimethoxybenzoyl)quinoline1706444-41-8C18H15NO3
- (2,4-Dimethoxyphenyl)(quinolin-4-yl)methanone1706436-30-7C18H15NO3
- (2,5-Dimethoxyphenyl)(quinolin-4-yl)methanone1706429-91-5C18H15NO3
- Methyl (1-methyl-2-phenyl-1H-indol-3-yl)(oxo)acetate2444287-00-5C18H15NO3
- 4-Methyl-6-[(2-naphthalenyloxy)methyl]-2-pyridinecarboxylic acid2492596-76-4C18H15NO3
- 1-Ethyl-4,4-diphenylpyrrolidine-2,3,5-trione5347-03-5C18H15NO3
- 5(4H)-Oxazolone, 4-[(3-ethoxyphenyl)methylene]-2-phenyl-200126-69-8C18H15NO3
- (E)-3-(6-Methoxy-1,3-benzodioxol-5-yl)-2-(4-methylphenyl)prop-2-enenitrile675857-54-2C18H15NO3
- [[(E)-3-Phenylprop-2-enoyl]amino] (E)-3-phenylprop-2-enoate30345-94-9C18H15NO3
- 4-(4-((E)-3-Phenylprop-2-enoyl)phenoxy)azetidin-2-one119005-18-4C18H15NO3
- 1,4-Anthracenedione, 2-(4-morpholinyl)-166759-07-5C18H15NO3
- 2-(5-Methyl-2-phenyl-4-oxazolylmethoxy)benzaldehyde250603-08-8C18H15NO3
- 4-(4-Methoxyphenyl)-1-phenylpyridine-2,6(1H,3H)-dione67075-07-4C18H15NO3
- 2-(Morpholin-4-yl)anthracene-9,10-dione83795-29-3C18H15NO3
- Ethyl 4-(2-oxo-1,2-dihydroquinolin-4-yl)benzoate920986-51-2C18H15NO3
- Benzyl 1-acetyl-1H-indole-5-carboxylate739366-09-7C18H15NO3
- Methyl 2-(2-oxo-4-phenyl-1,2-dihydroquinolin-3-yl)acetate1092286-54-8C18H15NO3
- Benzyl 3-formyl-5-methylindole-1-carboxylate1260807-87-1C18H15NO3
- 3,8-Dimethyl-1-oxo-2-phenyl-1,2-dihydro-isoquinoline-4-carboxylic acid1075715-35-3C18H15NO3
- Methyl 4-(6-methoxyquinolin-2-yl)benzoate1233098-01-5C18H15NO3
- 2-(5-Methyloxazol-2-yl)benzyl benzoate1383575-40-3C18H15NO3
- 2-(Prop-2-yn-1-ylcarbamoyl)benzyl benzoate1383575-39-0C18H15NO3
- 5-(1,3-Dioxolan-2-yl)-3-phenyl-1H-quinolin-2-one2301856-12-0C18H15NO3
- Ethyl 5-(3-Biphenylyl)isoxazole-3-carboxylate1314023-84-1C18H15NO3
- N-[2-(Oxanthren-1-yl)ethyl]but-2-ynamide2411249-99-3C18H15NO3
- 3-[[4-(1H-Pyrrol-1-yl)phenoxy]methyl]benzoic acid2492595-44-3C18H15NO3
- 3-(1,2,3,4-Tetrahydroisoquinolin-1-yl)chromane-2,4-dione1881293-66-8C18H15NO3
- Chryseno(3,4-b)oxirene-1,2-diol, 5-amino-1,2,2a,3a-tetrahydro-142882-74-4C18H15NO3
- Benzeneacetic acid, 2-(4-phenyl-2-oxazolyl)-, methyl ester104907-36-0C18H15NO3
- 2-Oxazolidinone, 3-(1-oxo-3-phenyl-2-propen-1-yl)-4-phenyl-, (4R)-154006-44-7C18H15NO3
- 4-Quinolinecarboxylic acid, 2-(4-hydroxyphenyl)-6,8-dimethyl-436092-54-5C18H15NO3
- 1-Indolizinecarboxylic acid, 3-formyl-2-phenyl-, ethyl ester89021-22-7C18H15NO3
- 7-Methoxy-2-(phenylmethyl)-4-quinolinecarboxylic acid189815-82-5C18H15NO3
- Phenyl 4-oxo-2-phenyl-3,4-dihydropyridine-1(2H)-carboxylate107971-39-1C18H15NO3
- 2-Naphthalenecarboxylic acid, 1-hydroxy-, (1S)-1-(4-pyridinyl)ethyl ester827319-95-9C18H15NO3
- 2-Naphthalenecarboxylic acid, 3-hydroxy-, (1S)-1-(4-pyridinyl)ethyl ester827320-00-3C18H15NO3
- 2-Propyn-1-one, 1-phenyl-3-(2,4,5-trimethyl-3-nitrophenyl)-827319-23-3C18H15NO3
- 1-Naphthalenecarboxylic acid, 2-hydroxy-, (1S)-1-(4-pyridinyl)ethyl ester827320-01-4C18H15NO3
- Isoxazole, 5-[3-(4-methoxyphenyl)oxiranyl]-3-phenyl-55241-58-2C18H15NO3
- 2-Indolizinecarboxylic acid, 3-methyl-1-(2-oxo-2-phenylethyl)-61453-92-7C18H15NO3
- 2-Oxo-4-[(2-phenylethyl)amino]-2H-1-benzopyran-3-carboxaldehyde111222-26-5C18H15NO3
- Methyl (4,5-diphenyl-1,3-oxazol-2-yl)acetate123705-52-2C18H15NO3
- Methyl 3-(4-isoquinolinylmethoxy)benzoate351324-75-9C18H15NO3
- 7-Butoxy-9-oxo-9H-xanthene-3-carbonitrile89217-02-7C18H15NO3
- Benzyl N-(4-hydroxynaphthalen-1-yl)carbamate1394945-83-5C18H15NO3
- 5-[3-(1,3-Dioxolan-2-yl)phenyl]-1H-indole-3-carbaldehyde893737-51-4C18H15NO3
- 5-[4-(1,3-Dioxolan-2-yl)phenyl]-1H-indole-3-carbaldehyde893737-55-8C18H15NO3
- 4-[(Anthracen-1-yl)amino]-4-oxobutanoic acid122734-15-0C18H15NO3
- 4-[[(2-Methyl-8-quinolinyl)oxy]methyl]benzoic acid477585-42-5C18H15NO3
- Methyl 3-([1,1'-biphenyl]-4-yl)-5-methylisoxazole-4-carboxylate55278-58-5C18H15NO3
- 1-(4-Methylphenyl)-5-(4-nitrophenyl)penta-1,4-dien-3-one62643-57-6C18H15NO3
- Methyl 4-(1-cyano-3-oxo-3-phenylpropyl)benzoate188676-38-2C18H15NO3
- 3-Methyl-1-oxo-2-p-tolyl-1,2-dihydro-isoquinoline-4-carboxylic acid1075715-43-3C18H15NO3
- 3,7-Dimethyl-1-oxo-2-phenyl-1,2-dihydro-isoquinoline-4-carboxylic acid1075715-25-1C18H15NO3
- 3-Methyl-1-oxo-2-m-tolyl-1,2-dihydro-isoquinoline-4-carboxylic acid1075715-34-2C18H15NO3
- 3,5-Dimethyl-1-oxo-2-phenyl-1,2-dihydro-isoquinoline-4-carboxylic acid1075715-27-3C18H15NO3
- 3,6-Dimethyl-1-oxo-2-phenyl-1,2-dihydro-isoquinoline-4-carboxylic acid1075715-21-7C18H15NO3
- 3-(4-(Benzyloxy)-1H-indol-3-yl)acrylic acid773133-37-2C18H15NO3
- {5-[(Hydroxyimino)methyl]furan-2-yl}(diphenyl)methanol89114-46-5C18H15NO3
- {2-[(Furan-2-yl)methoxy]phenyl}-N-phenylmethanimine N-oxide89665-43-0C18H15NO3
- 2-(2-Acetylphenyl)-4-benzyl-1,3-oxazol-5(4H)-one62287-23-4C18H15NO3
- 3-[1-Hydroxy-2-(4-methylanilino)ethenyl]-2H-1-benzopyran-2-one924868-45-1C18H15NO3
- 4-(2,6-Dimethoxybenzoyl)quinoline1706444-44-1C18H15NO3
- 4-(3,4-Dimethoxybenzoyl)quinoline1706451-31-1C18H15NO3
- 4-(3,5-Dimethoxybenzoyl)quinoline1706462-40-9C18H15NO3
- 8-Benzyloxy-2-methoxyquinoline-5-carbaldehyde1037124-21-2C18H15NO3
- 1-(2-(o-Tolyloxy)acetyl)-1H-indole-3-carbaldehyde1285097-13-3C18H15NO3
- 1-(2-(p-Tolyloxy)acetyl)-1H-indole-3-carbaldehyde1284031-22-6C18H15NO3
- 8-Methoxy-5-methyl-2-phenylquinoline-4-carboxylic acid1330173-20-0C18H15NO3
- 8-(3,4-Dimethoxybenzoyl)quinoline1438558-86-1C18H15NO3
- N-[4-(2-Methylphenoxy)phenyl]-2-furancarboxamide356093-26-0C18H15NO3
- Ethyl 4-hydroxy-7-phenyl-3-quinolinecarboxylate24805-56-9C18H15NO3
- Methyl 7-(benzyloxy)quinoline-3-carboxylate474659-31-9C18H15NO3
- 1-Benzyl-3-(benzyloxy)-2,5-dihydro-1H-pyrrole-2,5-dione1629549-39-8C18H15NO3
- Oxaprozin-d52933758-40-6C18H15NO3
- 1-(2-Furanylmethyl)-2-methyl-5-phenyl-1H-pyrrole-3,4-dicarboxaldehyde5049-50-3C18H15NO3
Frequently asked questions
What is the molar mass of C18H15NO3?
The molar mass of C18H15NO3 is 293.32 g/mol, calculated from standard atomic weights for 18 carbon atoms, 15 hydrogen atoms, 1 nitrogen atom and 3 oxygen atoms. The monoisotopic mass is 298.1366 Da.
How many compounds have the formula C18H15NO3?
CompoundList lists 356 compounds with the molecular formula C18H15NO3, including 2,5-Dibenzyl-6-hydroxy-1,3-oxazin-4-one, Topoisomerase I inhibitor 2, (E)-3-[3-(3,5-Dimethylphenyl)-2,1-benzoxazol-5-yl]prop-2-enoic acid. 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 C18H15NO3?
C18H15NO3 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.