Molecular formula
C18H19NO2
444 compounds have this formula on CompoundList.
- Molar mass
- 281.35g/mol
- Monoisotopic mass
- 281.1416Da
- Atoms
- 40
- Elements
- 4
- Rings plus double bonds
- 10
The formula C18H19NO2 describes a molecule made of 18 carbon atoms, 19 hydrogen atoms, 1 nitrogen atom and 2 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 × 1876.84%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 196.81%1.008 × 19 = 19.152 g/mol
- N Nitrogen × 14.98%14.007 × 1 = 14.007 g/mol
- O Oxygen × 211.37%15.999 × 2 = 31.998 g/mol
Look up another formula
Compounds with the formula C18H19NO2
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 201 to 300 of 444 compounds
![2-[4-(Piperidine-1-carbonyl)phenyl]phenol chemical structure, C18H19NO2, CAS 1261966-18-0](/s/RNZRZIBXVRZCOH-UHFFFAOYSA-N.svg)
2-[4-(Piperidine-1-carbonyl)phenyl]phenol
CAS 1261966-18-0C18H19NO2
![3-[4-(Piperidine-1-carbonyl)phenyl]phenol chemical structure, C18H19NO2, CAS 1261961-69-6](/s/LWEIHRUTVKUXPA-UHFFFAOYSA-N.svg)
3-[4-(Piperidine-1-carbonyl)phenyl]phenol
CAS 1261961-69-6C18H19NO2
2-Methyl-4-(3-pyrrolidinylcarbonylphenyl)phenol
CAS 1261996-45-5C18H19NO2
3-Methyl-5-(3-pyrrolidinylcarbonylphenyl)phenol
CAS 1261996-54-6C18H19NO2
![1-(Cyclopropylmethyl)-4-hydroxy-3-[(2E)-3-phenylprop-2-en-1-yl]-1,2-dihydropyridin-2-one chemical structure, C18H19NO2, CAS 478033-75-9](/s/LZJXRSLOJHSSNY-QPJJXVBHSA-N.svg)
1-(Cyclopropylmethyl)-4-hydroxy-3-[(2E)-3-phenylprop-2-en-1-yl]-1,2-dihydropyridin-2-one
CAS 478033-75-9C18H19NO2
![4-[3-(3,4-Dihydroisoquinolin-2(1H)-yl)-3-oxopropyl]phenol chemical structure, C18H19NO2, CAS 637358-60-2](/s/XJRCGMDHNRLGKM-UHFFFAOYSA-N.svg)
4-[3-(3,4-Dihydroisoquinolin-2(1H)-yl)-3-oxopropyl]phenol
CAS 637358-60-2C18H19NO2
(S)-2,2-Diphenyl-2-(pyrrolidin-3-yl)acetic acid
CAS 1050646-75-7C18H19NO2
1-(3-(4-Hydroxyphenyl)pyrrolidin-1-yl)-2-phenylethanone
CAS 2034320-66-4C18H19NO2
N-Benzyl-3-benzoyloxypyrrolidine
CAS 122929-21-9C18H19NO2
N-(4-Acetylphenyl)-4-phenylbutanamide
CAS 430458-39-2C18H19NO2
N-(3,4-Dimethylphenyl)-3-prop-2-enoxybenzamide
CAS 831205-15-3C18H19NO2
2-Piperidinone, 3-(4-methoxyphenyl)-4-phenyl-, trans-
CAS 132605-00-6C18H19NO2
11,12-Dihydroxy-7-methyl-4,5,6,7,7a,8-hexahydrophenanthro(10,1-b,c)azepine
CAS 57689-17-5C18H19NO2
1-(4-Methylphenyl)-6,7-dimethoxy-3,4-dihydroisoquinoline
CAS 583871-31-2C18H19NO2
2-Benzoyl-N,N-diethylbenzamide
CAS 3034-28-4C18H19NO2
4,5-Dihydro-2-(4'-methoxy(1,1'-biphenyl)-2-yl)-4,4-dimethyloxazole
CAS 84392-30-3C18H19NO2
(4S)-1-Benzyl-4-(benzyloxy)pyrrolidin-2-one
CAS 216063-62-6C18H19NO2
Propanamide, N-(4-benzoylphenyl)-2,2-dimethyl-
CAS 146256-36-2C18H19NO2
Benzyl N-benzyl-N-(prop-2-en-1-yl)carbamate
CAS 83687-69-8C18H19NO2
N-(t-Butoxycarbonylmethyl)carbazole
CAS 454470-51-0C18H19NO2
![N-[3-(2-Phenylethoxy)phenyl]cyclopropanecarboxamide chemical structure, C18H19NO2, CAS 71218-41-2](/s/LPTROWHCUCWJGK-UHFFFAOYSA-N.svg)
N-[3-(2-Phenylethoxy)phenyl]cyclopropanecarboxamide
CAS 71218-41-2C18H19NO2
![1-[(3,4-Dimethoxyphenyl)methyl]-3,4-dihydroisoquinoline chemical structure, C18H19NO2, CAS 88422-82-6](/s/VDGRBMHBPRSLRI-UHFFFAOYSA-N.svg)
1-[(3,4-Dimethoxyphenyl)methyl]-3,4-dihydroisoquinoline
CAS 88422-82-6C18H19NO2
![N-[4-(2-Phenylethoxy)phenyl]cyclopropanecarboxamide chemical structure, C18H19NO2, CAS 887029-06-3](/s/YYJZDUSAQIRNJS-UHFFFAOYSA-N.svg)
N-[4-(2-Phenylethoxy)phenyl]cyclopropanecarboxamide
CAS 887029-06-3C18H19NO2
![3-[1-(2,3-Dihydro-1H-inden-5-yl)-2,5-dimethyl-1H-pyrrol-3-yl]prop-2-enoic acid chemical structure, C18H19NO2, CAS 924876-46-0](/s/AOIZOMFCLNEJPH-VQHVLOKHSA-N.svg)
3-[1-(2,3-Dihydro-1H-inden-5-yl)-2,5-dimethyl-1H-pyrrol-3-yl]prop-2-enoic acid
CAS 924876-46-0C18H19NO2
- 2-Methyl-N-{4-[(2-methylprop-2-en-1-yl)oxy]phenyl}benzamide899544-55-9C18H19NO2
- 4-Methyl-N-{2-[(2-methylprop-2-en-1-yl)oxy]phenyl}benzamide902386-46-3C18H19NO2
- 2-Methyl-N-{3-[(2-methylprop-2-en-1-yl)oxy]phenyl}benzamide903442-77-3C18H19NO2
- 4-Benzyloxy-5-ethoxy-1-methylindole130570-59-1C18H19NO2
- 1-(4-Hydroxyaminomethylphenyl)-3-phenyl-1-ethoxy-prop-2-yne150990-61-7C18H19NO2
- 2-(4-Morpholin-4-ylphenyl)-1-phenylethanone884504-56-7C18H19NO2
- 2-Benzyl-2,3-dihydro-1H-isoindole-1-carboxylic acid ethyl ester1245572-33-1C18H19NO2
- N-((1-(Hydroxymethyl)cyclopropyl)methyl)-[1,1'-biphenyl]-4-carboxamide1251547-40-6C18H19NO2
- 2-Methyl-5-(3-pyrrolidinylcarbonylphenyl)phenol1261960-77-3C18H19NO2
- N-(2-Hydroxy-3-phenylpropyl)cinnamamide1351664-35-1C18H19NO2
- N-(2-Hydroxy-2-phenylpropyl)cinnamamide1351664-33-9C18H19NO2
- Ethyl 3-(benzylamino)-3-phenylprop-2-enoate14191-09-4C18H19NO2
- N-[(1-Hydroxy-2,3-dihydro-1H-inden-1-yl)methyl]-2-methylbenzamide1396870-33-9C18H19NO2
- LCZ-696 Impurity 562459446-56-9C18H19NO2
- 2-[(E)-(2,3-Dihydro-1H-inden-5-ylimino)methyl]-6-ethoxyphenol1232820-52-8C18H19NO2
- 2-Methoxy-6-[(E)-(5,6,7,8-tetrahydronaphthalen-1-ylimino)methyl]phenol1232827-05-2C18H19NO2
- 4-Phenylpiperidin-1-yl benzoate1676075-41-4C18H19NO2
- trans-1-Benzhydryl-2-methyl-azetidine-3-carboxylic acid2865115-29-1C18H19NO2
- 3,4-Dihydro-3-hydroxy-6-phenethyl-1,5-benzoxazocine27827-62-9C18H19NO2
- 2-tert-Butyl-3-hydroxy-3-phenyl-2,3-dihydro-1H-isoindol-1-one3532-74-9C18H19NO2
- N-(4-Methyl-9H-xanthen-9-yl)butanamide7473-48-5C18H19NO2
- 7-Methyl-1,2,3,4-tetrahydro-1-naphthalenyl phenylcarbamate7461-17-8C18H19NO2
- (E)-N-(2,4-Dimethylphenyl)-3-(2-methoxyphenyl)prop-2-enamide473637-44-4C18H19NO2
- (2E)-N-(2,6-Dimethylphenyl)-3-(2-methoxyphenyl)prop-2-enamide526206-51-9C18H19NO2
- (E)-N-(2-Ethoxyphenyl)-3-(4-methylphenyl)prop-2-enamide324562-75-6C18H19NO2
- 3-[Anilino(phenyl)methyl]pentane-2,4-dione19772-22-6C18H19NO2
- 1H-Indole-3-methanol, 5-methoxy-2-methyl-1-(phenylmethyl)-111055-30-2C18H19NO2
- 2-Morpholinone, 4,5-dimethyl-3,6-diphenyl-, (3R,5S,6R)-29843-11-6C18H19NO2
- N-(Diphenylmethylene)-L-alanine ethyl ester94856-62-9C18H19NO2
- Ethyl 6-amino-6,7-dihydro-5H-dibenzo(a,c)cycloheptene-6-carboxylate188975-92-0C18H19NO2
- 2-Benzoyl-N-(2-methylpropyl)benzamide923555-48-0C18H19NO2
- 4-Benzyl-5-hydroxy-1-methyl-4-phenylpyrrolidin-2-one58804-54-9C18H19NO2
- 4-Benzyloxy-2,3-dimethyl-7-methoxyindole130570-57-9C18H19NO2
- 7-Benzyloxy-2,3-dimethyl-4-methoxyindole130570-58-0C18H19NO2
- 4-Benzyloxy-5-ethoxy-2-methylindole130570-48-8C18H19NO2
- 4-Benzyloxymethyl-4-methyl-2-phenyloxazoline40029-95-6C18H19NO2
- (E)-4-(2-(Pyridin-4-yl)vinyl)phenyl pivalate1011573-25-3C18H19NO2
- (3-(4-Methoxyphenyl)pyrrolidin-1-yl)(phenyl)methanone1210378-12-3C18H19NO2
- {[3-(Benzyloxy)-4-methoxyphenyl]methyl}(prop-2-yn-1-yl)amine1210666-33-3C18H19NO2
- Ethyl 4-[(3-phenylprop-2-en-1-yl)amino]benzoate61439-67-6C18H19NO2
- Phenylmethyl 1,2,3,4-tetrahydronaphthalene-2-carbamate138006-40-3C18H19NO2
- Phenylmethyl (2-methyl-2,3-dihydro-1H-inden-2-yl)carbamate934765-84-1C18H19NO2
- 3,3-Dimethyl-2-phenyl-1,2,3,4-tetrahydroquinoline-6-carboxylic acid1343461-66-4C18H19NO2
- [(2R)-4-Benzylmorpholin-2-yl](phenyl)methanone667876-83-7C18H19NO2
- [(2S)-4-Benzylmorpholin-2-yl](phenyl)methanone664361-10-8C18H19NO2
- N-Methyl-3-{4-[(4-methylphenyl)methoxy]phenyl}prop-2-enamide649740-51-2C18H19NO2
- 1-(2-Pyridyl)cyclopentanecarboxylic acid, benzyl ester610791-45-2C18H19NO2
- Methyl 4-(2-(indolin-7-yl)ethyl)benzoate1680191-82-5C18H19NO2
- Methyl 4-(2-(isoindolin-4-yl)ethyl)benzoate1680191-95-0C18H19NO2
- 6-(Benzyloxy)-7-methoxy-3-methyl-3,4-dihydroisoquinoline1802408-43-0C18H19NO2
- N-{[4-(Furan-3-yl)phenyl]methyl}cyclohex-3-ene-1-carboxamide2034455-48-4C18H19NO2
- Benzyl N-[2-(4-ethenylphenyl)ethyl]carbamate2680835-25-8C18H19NO2
- Acetamide, N-acetyl-N-(4-(2-phenylethyl)phenyl)-26488-35-7C18H19NO2
- 2-(Dimethylamino)-1,4-diphenylbutane-1,4-dione5428-58-0C18H19NO2
- 10,11-Dimethoxy-4,5,7,8-tetrahydroindolo[7,1-ab][3]benzazepine40360-74-5C18H19NO2
- N-(3-Acetylphenyl)-4-isopropylbenzamide544681-99-4C18H19NO2
- (E)-3-(2,3-Dimethylanilino)-1-(3-methoxyphenyl)prop-2-en-1-one444568-55-2C18H19NO2
- N-(3-Acetylphenyl)-2-(3,4-dimethylphenyl)acetamide793728-68-4C18H19NO2
- 2-Cyclohexylphenyl 3-pyridinecarboxylate76959-47-2C18H19NO2
- N-(2,3-Dihydro-1H-inden-5-yl)-2-phenoxypropanamide850549-45-0C18H19NO2
- Benzyl N-(1-phenylethyl)-N-vinylcarbamate142977-33-1C18H19NO2
- 1-Benzyl-4-(benzyloxy)pyrrolidin-2-one847599-35-3C18H19NO2
- 2,2-Dimethyl-1-oxo-4,5-diphenyl-3,4-dihydro-2H-1lambda~5~-pyrrol-4-ol74101-33-0C18H19NO2
- N-(2-Methyl-4-oxo-4-phenylbutan-2-yl)benzamide78371-19-4C18H19NO2
- 2,2-Dimethyl-4,5-diphenyl-3,4-dihydro-2H-pyrrole-4-peroxol78371-23-0C18H19NO2
- Benzyl 2-(2,3-dihydro-1H-inden-2-ylamino)acetate119543-21-4C18H19NO2
- N-(R)-alpha-Methylbenzyl-N-vinylbenzylcarbamate152615-27-5C18H19NO2
- [(4-tert-Butylphenyl)imino](phenyl)acetic acid211186-60-6C18H19NO2
- 4-Methoxy-N-methyl-N-phenyl-3-(prop-2-en-1-yl)benzamide928935-62-0C18H19NO2
- 3,4-Dihydro-7-methoxy-1-phenyl-3-isoquinolineethanol83657-96-9C18H19NO2
- 1-(4-Benzyloxyphenyl)piperidin-4-one259664-14-7C18H19NO2
- (4-Methoxyphenyl)(4-(pyrrolidin-1-yl)phenyl)methanone113995-64-5C18H19NO2
- 5-Methoxy-2-(6-methoxy-3,4-dihydronaphthalen-2-yl)phenylamine722519-95-1C18H19NO2
- 2-(3,4-Methylenedioxyphenylethyl)-1,2,3,4-tetrahydroquinoline375395-24-7C18H19NO2
- [4-(4-Hydroxyphenyl)-1-piperidinyl]phenylmethanone1178787-48-8C18H19NO2
- 3-Benzyl-2-hydroxy-7,7-dimethyl-7,8-dihydroquinolin-5(6H)-one864843-59-4C18H19NO2
Frequently asked questions
What is the molar mass of C18H19NO2?
The molar mass of C18H19NO2 is 281.35 g/mol, calculated from standard atomic weights for 18 carbon atoms, 19 hydrogen atoms, 1 nitrogen atom and 2 oxygen atoms. The monoisotopic mass is 281.1416 Da.
How many compounds have the formula C18H19NO2?
CompoundList lists 444 compounds with the molecular formula C18H19NO2, including 2-[4-(Piperidine-1-carbonyl)phenyl]phenol, 3-[4-(Piperidine-1-carbonyl)phenyl]phenol, 2-Methyl-4-(3-pyrrolidinylcarbonylphenyl)phenol. 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 C18H19NO2?
C18H19NO2 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.