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 101 to 200 of 444 compounds
Methyl 1-benzhydrylazetidine-2-carboxylate
CAS 33667-52-6C18H19NO2
2-(4-Ethoxybenzoyl)-1,2,3,4-tetrahydroisoquinoline
CAS 333348-75-7C18H19NO2
2-(Boc-amino)fluorene
CAS 141340-61-6C18H19NO2
1-(3,4-Dihydro-1H-isoquinolin-2-yl)-2-(2-methoxyphenyl)ethanone
CAS 328287-14-5C18H19NO2
1-Benzyl-4-phenyl-pyrrolidine-3-carboxylic acid
CAS 885958-91-8C18H19NO2
Cyclobutanecarboxylic acid (4-benzyloxy-phenyl)-amide
CAS 925605-98-7C18H19NO2
2-(3-Hydroxyphenyl)-3-methyl-1-propyl-1H-indol-5-ol
CAS 91444-79-0C18H19NO2
7-Phenyl-7-pyridin-2-yl-hept-6-enoic acid
CAS 89667-87-8C18H19NO2
![Methyl 4-[(3,4-dihydro-2(1H)-isoquinolinyl)methyl]benzoate chemical structure, C18H19NO2, CAS 331750-25-5](/s/FYBKWMRUNPEAMQ-UHFFFAOYSA-N.svg)
Methyl 4-[(3,4-dihydro-2(1H)-isoquinolinyl)methyl]benzoate
CAS 331750-25-5C18H19NO2
![(2E)-1-[4-(Benzyloxy)phenyl]-3-(dimethylamino)prop-2-en-1-one chemical structure, C18H19NO2, CAS 693793-33-8](/s/NVNTWLKFIWLXKS-OUKQBFOZSA-N.svg)
(2E)-1-[4-(Benzyloxy)phenyl]-3-(dimethylamino)prop-2-en-1-one
CAS 693793-33-8C18H19NO2
Ethyl 1-phenyl-3,4-dihydro-1H-isoquinoline-2-carboxylate
CAS 180272-31-5C18H19NO2
(E)-N-Ethyl-3-(4-methoxyphenyl)-N-phenylprop-2-enamide
CAS 514823-65-5C18H19NO2
N-(4-Isopropoxyphenyl)cinnamamide
CAS 465518-40-5C18H19NO2
(2E)-3-(4-Methoxyphenyl)-N-(1-phenylethyl)prop-2-enamide
CAS 1052176-88-1C18H19NO2
2-(Morpholinomethyl)benzophenone
CAS 736075-46-0C18H19NO2
3-(Morpholinomethyl)benzophenone
CAS 763863-61-2C18H19NO2
4-(Morpholinomethyl)benzophenone
CAS 789427-08-3C18H19NO2
2-Azetidinomethyl-3'-methoxybenzophenone
CAS 898754-38-6C18H19NO2
1-(2,3-Dihydroindol-1-yl)-2-(2,4-dimethylphenoxy)ethanone
CAS 353784-32-4C18H19NO2
(3R,4S)-1-Benzyl-4-phenylpyrrolidine-3-carboxylic acid
CAS 1201574-92-6C18H19NO2
![4-{[2-(2-Propynyloxy)-1-naphthyl]methyl}morpholine chemical structure, C18H19NO2, CAS 860648-78-8](/s/CGPHSIXFFYTXPJ-UHFFFAOYSA-N.svg)
4-{[2-(2-Propynyloxy)-1-naphthyl]methyl}morpholine
CAS 860648-78-8C18H19NO2
N-(4-Acetylphenyl)-alpha-ethylbenzeneacetamide
CAS 346693-82-1C18H19NO2
N-(2-Benzylphenyl)oxolane-2-carboxamide
CAS 775300-26-0C18H19NO2
N-(2,4-Dimethylphenyl)-4-prop-2-enoxybenzamide
CAS 881242-18-8C18H19NO2
- N-(2,5-Dimethylphenyl)-4-prop-2-enoxybenzamide881242-73-5C18H19NO2
- (E)-3-Naphthalen-1-yl-N-(oxolan-2-ylmethyl)prop-2-enamide356100-59-9C18H19NO2
- N-(Diphenylmethylene)alanine ethyl ester69555-16-4C18H19NO2
- Benzyl 1-benzylazetidine-2-carboxylate1290974-13-8C18H19NO2
- N-[3-(Allyloxy)phenyl]-3-phenylpropanamide898160-23-1C18H19NO2
- 4'-Azetidinomethyl-2-methoxybenzophenone898777-34-9C18H19NO2
- 4'-Azetidinomethyl-3-methoxybenzophenone898777-37-2C18H19NO2
- 3-Azetidinomethyl-3'-methoxybenzophenone898771-31-8C18H19NO2
- 3-Azetidinomethyl-4'-methoxybenzophenone898771-34-1C18H19NO2
- 2-Azetidinomethyl-4'-methoxybenzophenone898754-41-1C18H19NO2
- 4'-sec-Butyl-4-nitrostilbene, (E)-345667-62-1C18H19NO2
- 2-Hexyl-1H-benzo[de]isoquinoline-1,3(2H)-dione39061-29-5C18H19NO2
- 1,3(2H,4H)-Isoquinolinedione, 2,4,4-triallyl-94164-60-0C18H19NO2
- (2E)-N-(2-Ethylphenyl)-3-(2-methoxyphenyl)prop-2-enamide535957-43-8C18H19NO2
- (2E)-N-(4-Ethylphenyl)-3-(2-methoxyphenyl)prop-2-enamide527701-05-9C18H19NO2
- N-(tert-Butyl)-2-naphtho[2,1-b]furanylacetamide620590-38-7C18H19NO2
- 1-(2,3-Dihydroindol-1-yl)-2-(2-methylphenoxy)propan-1-one821012-98-0C18H19NO2
- (3-Phenoxyphenyl)(piperidin-1-yl)methanone65261-30-5C18H19NO2
- 2-Azetidinone, 1-(4-methoxyphenyl)-3,3-dimethyl-4-phenyl-128897-27-8C18H19NO2
- Benzoic acid, 2-[(3-phenylbutylidene)amino]-, methyl ester144761-93-3C18H19NO2
- 4-Azetidinomethyl-4'-methoxybenzophenone898777-40-7C18H19NO2
- 3'-Azetidinomethyl-2-methoxybenzophenone898771-28-3C18H19NO2
- 2-Azetidinomethyl-2'-methoxybenzophenone898754-35-3C18H19NO2
- (4'-Hydroxy-[1,1'-biphenyl]-4-yl)(piperidin-1-yl)methanone1125430-43-4C18H19NO2
- 1-Benzhydryl-2-methyl-azetidine-3-carboxylic acid2231673-50-8C18H19NO2
- 4-(3-Ethylphenyl)-2-methyl-4,5-dihydro-1,4-benzoxazepin-3(2H)-one1396767-59-1C18H19NO2
- Bis(2,3-dihydro-1-benzofuran-5-ylmethyl)amine1951444-97-5C18H19NO2
- Carbamic acid, (10,11-dihydro-5H-dibenzo(a,d)cyclohepten-10-yl)-, ethyl ester31719-67-2C18H19NO2
- N-(4-Ethoxyphenyl)-3-(4-methylphenyl)prop-2-enamide324562-24-5C18H19NO2
- 1-[4-(Benzyloxy)phenyl]-3,3-dimethyl-2-azetanone478261-92-6C18H19NO2
- 2-(2,3-Dimethylphenyl)-3a-methyl-3a,4,7,7a-tetrahydro-1H-4,7-methanoisoindole-1,3(2H)-dione329789-44-8C18H19NO2
- N-(4-Acetylphenyl)-3-phenylbutanamide432535-25-6C18H19NO2
- 2-[(4-Methoxyanilino)methyl]-3,4-dihydro-1(2H)-naphthalenone477333-95-2C18H19NO2
- 5-Oxo-N,3-diphenylhexanamide438231-80-2C18H19NO2
- N-[(2-Ethoxy-1-naphthyl)methyl]-N-(2-furylmethyl)amine880814-16-4C18H19NO2
- 2-(4-Phenylphenoxy)-N-prop-2-enylpropanamide880587-09-7C18H19NO2
- N-Allyl-4-(2-phenylethoxy)benzamide881627-85-6C18H19NO2
- (E)-N-(4-Ethoxyphenyl)-2-methyl-3-phenylprop-2-enamide587844-94-8C18H19NO2
- Benzoic acid, 4-[[(5,6,7,8-tetrahydro-1-naphthalenyl)amino]methyl]-833484-92-7C18H19NO2
- 4,5-Dihydro-2-(6-methoxy(1,1'-biphenyl)-2-yl)-4,4-dimethyloxazole57598-35-3C18H19NO2
- 1-(N,N-Dibenzylamino)cyclopropanecarboxylic acid119111-63-6C18H19NO2
- Benzyl N-(1-phenylbut-3-en-1-yl)carbamate138723-71-4C18H19NO2
- (2-Phenylmorpholino)(m-tolyl)methanone954010-14-1C18H19NO2
- N-{4-[(2-Methylprop-2-en-1-yl)oxy]phenyl}-2-phenylacetamide899535-26-3C18H19NO2
- N-[2-(Allyloxy)phenyl]-3-phenylpropanamide899508-24-8C18H19NO2
- N-{2-[(2-Methylprop-2-en-1-yl)oxy]phenyl}-2-phenylacetamide902386-67-8C18H19NO2
- N-{3-[(2-Methylprop-2-en-1-yl)oxy]phenyl}-2-phenylacetamide903444-29-1C18H19NO2
- N-Benzyl-4-[(2-methyl-2-propenyl)oxy]benzamide903435-36-9C18H19NO2
- 2-Benzoyl-4-benzylmorpholine521969-46-0C18H19NO2
- (3aS,11aS)-2,3,3a,10,11,11a-Hexahydro-7-methoxy-11a-methyl-1H-cyclopenta[i]phenanthridin-1-one5144-20-7C18H19NO2
- (E)-4-(2-(Pyridin-2-yl)vinyl)phenyl pivalate1011620-55-5C18H19NO2
- Methyl 2-(2-benzylisoindolin-1-yl)acetate444583-96-4C18H19NO2
- 1-[(4-Methoxyphenyl)methyl]-3-methyl-3,4-dihydroquinolin-2(1H)-one792122-85-1C18H19NO2
- 1-((1R,5S)-3-Oxa-8-azabicyclo[3.2.1]octan-8-yl)-2-(naphthalen-1-yl)ethanone1396852-29-1C18H19NO2
- 4-[5-(2-Methylbutan-2-yl)-1,3-benzoxazol-2(3H)-ylidene]cyclohexa-2,5-dien-1-one648422-76-8C18H19NO2
- Dibenzofuran, 3-methoxy-4-pyrrolidinomethyl-42840-17-5C18H19NO2
- 4-Methyl-2-(4-phenylbenzyl)-2-oxazoline-4-methanol37087-05-1C18H19NO2
- 1-Pyrroline, 2,3-bis(p-methoxyphenyl)-5782-30-9C18H19NO2
- 3-(5,5-Dimethyl-1-oxido-4-phenyl-3,4-dihydropyrrol-1-ium-2-yl)phenol54254-57-8C18H19NO2
- RefChem:31385324777-32-0C18H19NO2
- N-(2-Ethoxyphenyl)-2-phenylcyclopropane-1-carboxamide545437-34-1C18H19NO2
- 2-(2-Methylbenzyl)-3a,4,7,7a-tetrahydro-1H-4,7-ethanoisoindole-1,3(2H)-dione1005133-08-3C18H19NO2
- Propionamide, 2-(3-benzoylphenyl)-N,N-dimethyl-59512-21-9C18H19NO2
- 2-Piperidinone, 4-(4-methoxyphenyl)-3-phenyl-, cis-107234-89-9C18H19NO2
- 2-Piperidinone, 4-(4-methoxyphenyl)-3-phenyl-, trans-107234-90-2C18H19NO2
- 4-(2,4-Dimethylbenzyl)-2-methyl-2H-1,4-benzoxazin-3(4H)-one866157-84-8C18H19NO2
- 1-(3-Acetylphenyl)-2,6-dimethyl-6,7-dihydro-5H-indol-4-one1023540-36-4C18H19NO2
- N-(4-Hydroxyphenyl)-1-phenylcyclopentane-1-carboxamide1023519-28-9C18H19NO2
- N-(3-Hydroxyphenyl)-1-phenylcyclopentane-1-carboxamide1023494-92-9C18H19NO2
- N-(2-Hydroxyphenyl)-1-phenylcyclopentane-1-carboxamide1024338-98-4C18H19NO2
- 2-Propenamide, N-(1-(hydroxymethyl)-2-phenylethyl)-3-phenyl-, (E)-(+-)-127852-96-4C18H19NO2
- Glycine, N-(diphenylmethylene)-, 1-methylethyl ester119244-11-0C18H19NO2
- 2-(Diphenylamino)ethyl 2-methylprop-2-enoate20048-99-1C18H19NO2
- N-(2,4-Dimethylphenyl)-3,4-dihydro-2H-chromene-3-carboxamide924824-28-2C18H19NO2
- N,N-Dimethyl-4-(3-phenyl-5,6-dihydro-1,4-dioxin-2-yl)aniline73260-61-4C18H19NO2
- (6-Benzyloxy-indol-1-yl)-propan-2-ol259859-23-9C18H19NO2
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 Methyl 1-benzhydrylazetidine-2-carboxylate, 2-(4-Ethoxybenzoyl)-1,2,3,4-tetrahydroisoquinoline, 2-(Boc-amino)fluorene. 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.