Molecular formula
C18H19NO3
639 compounds have this formula on CompoundList.
- Molar mass
- 297.35g/mol
- Monoisotopic mass
- 300.1553Da
- Atoms
- 41
- Elements
- 4
- Rings plus double bonds
- 10
The formula C18H19NO3 describes a molecule made of 18 carbon atoms, 19 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 × 1872.71%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 196.44%1.008 × 19 = 19.152 g/mol
- N Nitrogen × 14.71%14.007 × 1 = 14.007 g/mol
- O Oxygen × 316.14%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C18H19NO3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 401 to 500 of 639 compounds
![3-[4-(Dimethylamino)phenyl]-6-ethoxy-2-benzofuran-1(3H)-one chemical structure, C18H19NO3, CAS 62633-16-3](/s/BGAUCCWAOMKHIE-UHFFFAOYSA-N.svg)
3-[4-(Dimethylamino)phenyl]-6-ethoxy-2-benzofuran-1(3H)-one
CAS 62633-16-3C18H19NO3
Ethyl 6-(cyclohex-1-EN-1-yl)-4-hydroxyquinoline-3-carboxylate
CAS 55376-58-4C18H19NO3
![4-Hydroxy-1-[[4-(phenoxymethyl)phenyl]methyl]-2-pyrrolidinone chemical structure, C18H19NO3, CAS 262862-98-6](/s/WYPJYMHVJYIQLM-UHFFFAOYSA-N.svg)
4-Hydroxy-1-[[4-(phenoxymethyl)phenyl]methyl]-2-pyrrolidinone
CAS 262862-98-6C18H19NO3
Methyl 2-(4-methoxybenzyl)isoindoline-5-carboxylate
CAS 1251999-61-7C18H19NO3
(4-Oxo-1-phenyl-butyl)-carbamic acid benzyl ester
CAS 1273550-39-2C18H19NO3
![(2S)-4-Benzyl-2-[hydroxy(phenyl)methyl]morpholin-3-one chemical structure, C18H19NO3, CAS 800407-88-9](/s/IIBSPZWJLYZHQR-IRXDYDNUSA-N.svg)
(2S)-4-Benzyl-2-[hydroxy(phenyl)methyl]morpholin-3-one
CAS 800407-88-9C18H19NO3
(2S)-2-((AlphaR)-alpha-hydroxybenzyl)-4-benzylmorpholine-3-one
CAS 800407-89-0C18H19NO3
![(2R)-4-Benzyl-2-[hydroxy(phenyl)methyl]morpholin-3-one chemical structure, C18H19NO3, CAS 800407-91-4](/s/IIBSPZWJLYZHQR-IAGOWNOFSA-N.svg)
(2R)-4-Benzyl-2-[hydroxy(phenyl)methyl]morpholin-3-one
CAS 800407-91-4C18H19NO3
![(2r)-4-Benzyl-2-[(S)-hydroxy(phenyl)methyl]morpholin-3-one chemical structure, C18H19NO3, CAS 800407-90-3](/s/IIBSPZWJLYZHQR-DLBZAZTESA-N.svg)
(2r)-4-Benzyl-2-[(S)-hydroxy(phenyl)methyl]morpholin-3-one
CAS 800407-90-3C18H19NO3
9-(3-Methoxypropyl)-9H-carbazole-2-carboxylic acid methyl ester
CAS 925930-95-6C18H19NO3
![(9H-Fluoren-9-yl)methyl N-[(2R)-2-hydroxypropyl]carbamate chemical structure, C18H19NO3, CAS 1567976-94-6](/s/LXJRKFSWUZABMU-GFCCVEGCSA-N.svg)
(9H-Fluoren-9-yl)methyl N-[(2R)-2-hydroxypropyl]carbamate
CAS 1567976-94-6C18H19NO3
![N-[2-(2,3-Dihydro-1-benzofuran-5-yl)-2-hydroxyethyl]-2-methylbenzamide chemical structure, C18H19NO3, CAS 1421451-20-8](/s/RDGKIXYKJDTION-UHFFFAOYSA-N.svg)
N-[2-(2,3-Dihydro-1-benzofuran-5-yl)-2-hydroxyethyl]-2-methylbenzamide
CAS 1421451-20-8C18H19NO3
N-(5-tert-Butyl-2-hydroxyphenyl)-4-formylbenzamide
CAS 1424342-46-0C18H19NO3
rac-Benzyl (3R,4S)-3-hydroxy-4-phenylpyrrolidine-1-carboxylate
CAS 1242166-60-4C18H19NO3
![3-[4-(2-Acetyl-phenylamino)-phenyl]-propionic acid methyl ester chemical structure, C18H19NO3, CAS 1444403-44-4](/s/QBWNFBLBUFTNAO-UHFFFAOYSA-N.svg)
3-[4-(2-Acetyl-phenylamino)-phenyl]-propionic acid methyl ester
CAS 1444403-44-4C18H19NO3
![N-[2-(2,3-Dihydro-1-benzofuran-5-yl)-2-hydroxyethyl]-4-methylbenzamide chemical structure, C18H19NO3, CAS 1705039-38-8](/s/DQNRBCUAZANRCW-UHFFFAOYSA-N.svg)
N-[2-(2,3-Dihydro-1-benzofuran-5-yl)-2-hydroxyethyl]-4-methylbenzamide
CAS 1705039-38-8C18H19NO3
2-(4-Hydroxyphenyl)-1-(3-(4-hydroxyphenyl)pyrrolidin-1-yl)ethanone
CAS 2034447-26-0C18H19NO3
![N-[(2,3-Dihydro-1-benzofuran-3-yl)methyl]-2-(3-methoxyphenyl)acetamide chemical structure, C18H19NO3, CAS 1795702-42-9](/s/RXRYAHAHSFOVQD-UHFFFAOYSA-N.svg)
N-[(2,3-Dihydro-1-benzofuran-3-yl)methyl]-2-(3-methoxyphenyl)acetamide
CAS 1795702-42-9C18H19NO3
![N-[2-[4-(4-Methoxyphenoxy)phenyl]ethyl]prop-2-enamide chemical structure, C18H19NO3, CAS 2305533-35-9](/s/GNMJBOBGCLNGMT-UHFFFAOYSA-N.svg)
N-[2-[4-(4-Methoxyphenoxy)phenyl]ethyl]prop-2-enamide
CAS 2305533-35-9C18H19NO3
4-Benzyl-2-phenyl-morpholine-3-carboxylic acid
CAS 1965308-75-1C18H19NO3
![N,4-Dimethyl-N-[4-(oxiran-2-ylmethoxy)phenyl]benzamide chemical structure, C18H19NO3, CAS 2411246-71-2](/s/XENAHROCNANWJP-UHFFFAOYSA-N.svg)
N,4-Dimethyl-N-[4-(oxiran-2-ylmethoxy)phenyl]benzamide
CAS 2411246-71-2C18H19NO3
![N-[2-(4-Phenylmethoxyphenyl)ethyl]oxirane-2-carboxamide chemical structure, C18H19NO3, CAS 2418662-08-3](/s/YGKTWUJXQMUNND-UHFFFAOYSA-N.svg)
N-[2-(4-Phenylmethoxyphenyl)ethyl]oxirane-2-carboxamide
CAS 2418662-08-3C18H19NO3
(2,5-Dimethylphenyl)(2,4,6-trimethyl-3-nitrophenyl)methanone
CAS 19018-37-2C18H19NO3
Methyl N-(5-phenyl-3,4-dihydro-2H-1-benzoxepin-5-yl)carbamate
CAS 94164-95-1C18H19NO3
- 4-{(E)-[(2,5-Dimethylphenyl)imino]methyl}-2-methoxyphenyl acetate5375-15-5C18H19NO3
- N-(3-Acetylphenyl)-2-(2,3-dimethylphenoxy)acetamide451513-21-6C18H19NO3
- 2-(((4-Butoxyphenyl)methylene)amino)benzoic acid71936-96-4C18H19NO3
- Benzoic acid, 2-[methyl(1-oxo-3-phenylpropyl)amino]-, methyl ester207305-66-6C18H19NO3
- N-Acetyl-alpha-benzylphenylalanine94164-89-3C18H19NO3
- 2-Azetidinone, 3-methoxy-4-(4-methoxyphenyl)-1-(4-methylphenyl)-, cis-61458-03-5C18H19NO3
- Benzyl N-(3-oxo-1-phenylbutan-2-yl)carbamate105507-42-4C18H19NO3
- 2H-1,4-Benzoxazine-3-acetic acid, 3,4-dihydro-2-phenyl-, ethyl ester828915-01-1C18H19NO3
- Cyclohexanone, 2-[(1R)-1-(1-naphthalenyl)-2-nitroethyl]-, (2S)-83976-48-1C18H19NO3
- Cyclohexanone, 2-[(1R)-1-(2-naphthalenyl)-2-nitroethyl]-, (2S)-748788-76-3C18H19NO3
- 1-Naphthalenecarbonitrile, 3,4-dihydroxy-2-(1-oxoheptyl)-61983-25-3C18H19NO3
- Methyl 2-benzamido-3-phenyl-butanoate675608-49-8C18H19NO3
- Benzyl 3-hydroxy-3-phenylpyrrolidine-1-carboxylate116169-53-0C18H19NO3
- Benzamido[4-(propan-2-yl)phenyl]acetic acid126746-22-3C18H19NO3
- tert-Butyl 4-oxo-6-[(E)-2-phenylethenyl]-1,4-dihydropyridine-3-carboxylate134653-83-1C18H19NO3
- (3S,4S)-1-Benzyl-4-hydroxypyrrolidin-3-yl benzoate267234-13-9C18H19NO3
- (5S)-5-{[4-(Benzyloxy)phenyl]methyl}morpholin-3-one176685-04-4C18H19NO3
- N-(3-Acetylphenyl)-3-isopropoxybenzamide909352-44-9C18H19NO3
- 6-(Phenyl(o-tolyloxy)methyl)morpholin-3-one93886-30-7C18H19NO3
- Benzyl N-(2-oxo-4-phenylbutyl)carbamate2013432-94-3C18H19NO3
- Benzyl 1-(hydroxymethyl)-1,2,3,4-tetrahydroisoquinoline-2-carboxylate2680661-86-1C18H19NO3
- (1,2,3,4-Tetrahydro-7-hydroxy-2-naphthalenyl)carbamic acid phenylmethyl ester603122-87-8C18H19NO3
- 2-(3-(tert-Butoxy)-3-oxoprop-1-en-1-yl)-5-phenylpyridine 1-oxide1041859-78-2C18H19NO3
- Methyl (2S,4S)-4-([1,1'-biphenyl]-4-yloxy)-2-pyrrolidinecarboxylate774223-27-7C18H19NO3
- 4-[Methyl(4-methylbenzoyl)amino]benzenepropanoic acid1018573-52-8C18H19NO3
- 7-Methyl-6-[(2-methylphenyl)methoxy]-1,2-benzisoxazole-3-ethanol1176615-32-9C18H19NO3
- 1-(4-Methoxyphenyl)-2-phenylpyrrolidine-3-carboxylic acid1216775-35-7C18H19NO3
- (5-Cyclopropyl-6-methoxy-2-pyridinyl)(3-ethoxyphenyl)methanone1310948-26-5C18H19NO3
- (5-Cyclopropyl-6-methoxy-2-pyridinyl)(4-ethoxyphenyl)methanone1310948-24-3C18H19NO3
- 2-(2-Oxo-2-(piperidin-1-yl)ethoxy)-1-naphthaldehyde1386599-85-4C18H19NO3
- (6R)-6-[4-(Benzyloxy)phenyl]-4-methylmorpholin-3-one920802-92-2C18H19NO3
- (6S)-6-[4-(Benzyloxy)phenyl]-4-methylmorpholin-3-one920799-32-2C18H19NO3
- 2-(Ethylamino)-2-oxo-1-phenylethyl phenylacetate89881-10-7C18H19NO3
- 1-Benzamidobutan-2-yl benzoate96608-29-6C18H19NO3
- Benzyl N-[4-(2-methylpropanoyl)phenyl]carbamate1188506-37-7C18H19NO3
- 4-Methyl-8-[(piperidin-1-yl)methyl]-2H-furo[2,3-h][1]benzopyran-2-one139395-84-9C18H19NO3
- N-{2-[2-(3,4-Dimethoxyphenyl)ethenyl]phenyl}acetamide823791-69-1C18H19NO3
- Ethyl 4-[(2-phenylpropanoyl)amino]benzoate1174062-75-9C18H19NO3
- 1-Cyclohexyl-2-(2-nitrophenoxy)benzene169797-30-2C18H19NO3
- N-Benzoyl-5-phenyl-L-norvaline150024-50-3C18H19NO3
- Methyl 2-{3-[4-(dimethylcarbamoyl)phenyl]phenyl}acetate1820703-60-3C18H19NO3
- Methyl 2-{4-[3-(ethylcarbamoyl)phenyl]phenyl}acetate1820648-86-9C18H19NO3
- Methyl 2-{3-[3-(ethylcarbamoyl)phenyl]phenyl}acetate1820674-14-3C18H19NO3
- Methyl 2-{4-[4-(dimethylcarbamoyl)phenyl]phenyl}acetate1820683-39-3C18H19NO3
- (9H-Fluoren-9-yl)methyl N-[(2S)-2-hydroxypropyl]carbamate1567902-92-4C18H19NO3
- 6-(Phenyl(p-tolyloxy)methyl)morpholin-3-one93886-35-2C18H19NO3
- Ethyl 2-(N-benzylbenzamido)acetate80326-97-2C18H19NO3
- Methyl 5-amino-2-(chroman-6-yl)-3-methylbenzoate1431739-68-2C18H19NO3
- 6-(4-Cyclohexylphenoxy)-3-pyridinecarboxylic acid2133382-78-0C18H19NO3
- Benzyl 6-(hydroxymethyl)-1,2,3,4-tetrahydroisoquinoline-2-carboxylate2680869-08-1C18H19NO3
- Benzyl (S)-4-(3-hydroxypyrrolidin-1-yl)benzoate2222117-55-5C18H19NO3
- 5-Formyl-N-[(3-hydroxyphenyl)methyl]-N,2,4-trimethylbenzamide2305541-43-7C18H19NO3
- N,N-Diethyl-2-formyl-6-phenoxybenzamide2740568-85-6C18H19NO3
- 1-(4-(4-Hydroxyphenyl)butan-2-yl)-1H-indole-5,6-diol2514709-72-7C18H19NO3
- (3S,4S,5R,6R)-3,6-Dihydroxy-1-methyl-4,5-diphenylpiperidin-2-one211504-98-2C18H19NO3
- Benzyl 3-hydroxy-2,3,4,5-tetrahydro-1H-1-benzazepine-1-carboxylate2680712-96-1C18H19NO3
- Ethyl 3-[2-(benzyloxy)anilino]prop-2-enoate161405-24-9C18H19NO3
- Ethyl 1-(naphthalene-2-carbonyl)-D-prolinate190274-58-9C18H19NO3
- N-Acetyl-N-(phenylmethoxy)benzenepropanamide22469-31-4C18H19NO3
- 3,4-Dihydro-7-methoxy-1-methyl-6-(phenylmethoxy)-2(1H)-quinolinone68360-28-1C18H19NO3
- 3,4-Dihydro-7-methoxy-1-[(4-methoxyphenyl)methyl]-6-isoquinolinol57256-35-6C18H19NO3
- 4-(Dimethylamino)phenyl 2-[hydroxy(phenyl)methyl]prop-2-enoate144261-47-2C18H19NO3
- 3-(4-Methoxy-1-naphthalenyl)-1-(4-morpholinyl)-2-propen-1-one15971-33-2C18H19NO3
- 3-(4-Methylbenzamido)-3-(3-methylphenyl)propanoic acid1225790-23-7C18H19NO3
- 1-Methyl-2-(3,4,5-trimethoxyphenyl)indole1402042-30-1C18H19NO3
- 5-{[(6-Oxocyclohexa-2,4-dien-1-ylidene)(phenyl)methyl]amino}pentanoic acid62665-66-1C18H19NO3
- N-(3-Acetylphenyl)-3-propoxybenzamide881762-88-5C18H19NO3
- Benzyl N-[2-(4-acetylphenyl)ethyl]carbamate252765-89-2C18H19NO3
- 7-(Benzyloxy)-6-methoxy-2-methyl-3,4-dihydroisoquinolin-1(2H)-one32549-78-3C18H19NO3
- Benzyl 1-hydroxy-2,3,4,5-tetrahydro-1H-3-benzazepine-3-carboxylate56014-61-0C18H19NO3
- 3-Benzyl-4-hydroxy-5,5-dimethyl-4-phenyl-1,3-oxazolidin-2-one61031-51-4C18H19NO3
- 1,2,3,4-Tetrahydro-6-methoxy-2-(phenylmethyl)-3-isoquinolinecarboxylicacid86804-60-6C18H19NO3
- N-[2-(4-Oxo-4-phenylbutoxy)phenyl]acetamide87696-94-4C18H19NO3
- 4-Methyl-4-nitro-1,2-diphenylpentan-1-one89703-93-5C18H19NO3
- Benzyl [4-(3-oxobutyl)phenyl]carbamate92208-05-4C18H19NO3
- Benzyl N-(3-oxo-4-phenylbutan-2-yl)carbamate2029532-27-0C18H19NO3
Frequently asked questions
What is the molar mass of C18H19NO3?
The molar mass of C18H19NO3 is 297.35 g/mol, calculated from standard atomic weights for 18 carbon atoms, 19 hydrogen atoms, 1 nitrogen atom and 3 oxygen atoms. The monoisotopic mass is 300.1553 Da.
How many compounds have the formula C18H19NO3?
CompoundList lists 639 compounds with the molecular formula C18H19NO3, including 3-[4-(Dimethylamino)phenyl]-6-ethoxy-2-benzofuran-1(3H)-one, Ethyl 6-(cyclohex-1-EN-1-yl)-4-hydroxyquinoline-3-carboxylate, 4-Hydroxy-1-[[4-(phenoxymethyl)phenyl]methyl]-2-pyrrolidinone. 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 C18H19NO3?
C18H19NO3 has a degree of unsaturation of 10. 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.