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 1 to 100 of 639 compounds
Oripavine
CAS 467-04-9C18H19NO3
Codeinone
CAS 467-13-0C18H19NO3
Poloxin
CAS 321688-88-4C18H19NO3
(+)Clausenamide
CAS 109905-95-5C18H19NO3
(±)-Aegeline
CAS 456-12-2C18H19NO3
N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-2,4,6-trimethylbenzamide
CAS 301306-96-7C18H19NO3
Glaziovine
CAS 17127-48-9C18H19NO3
Erythraline
CAS 466-77-3C18H19NO3
N-(2-Ethyl-6-methylphenyl)-2,3-dihydro-1,4-benzodioxine-2-carboxamide
CAS 304888-22-0C18H19NO3
1H,3H,5H-Oxazolo(3,4-c)oxazole-7a(7H)-methanol, 3,5-diphenyl-
CAS 36778-78-6C18H19NO3
Stepharine
CAS 2810-21-1C18H19NO3
N-(3,4-Dihydro-1H-isochromen-1-ylmethyl)-4-methoxybenzamide
CAS 334505-19-0C18H19NO3
![1,2-Dimethoxy-5,6,6a,7-tetrahydro-4H-dibenzo[de,g]quinolin-10-ol chemical structure, C18H19NO3, CAS 24999-28-8](/s/KUECBJOPWMRHEX-UHFFFAOYSA-N.svg)
1,2-Dimethoxy-5,6,6a,7-tetrahydro-4H-dibenzo[de,g]quinolin-10-ol
CAS 24999-28-8C18H19NO3
N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-4-phenylbutanamide
CAS 430463-93-7C18H19NO3
N-(9-Fluorenylmethoxycarbonyl)-3-aminopropan-1-ol
CAS 157887-82-6C18H19NO3
6,7-Dimethoxy-1-(4-methoxyphenyl)-3,4-dihydroisoquinoline
CAS 15462-83-6C18H19NO3
1-(3,4-Dimethoxybenzoyl)-1,2,3,4-tetrahydroquinoline
CAS 218613-68-4C18H19NO3
![N-[1-(2,3-Dihydro-1,4-benzodioxin-2-yl)ethyl]-2-phenylacetamide chemical structure, C18H19NO3, CAS 57047-91-3](/s/NCNRBMNPRQAHFB-UHFFFAOYSA-N.svg)
N-[1-(2,3-Dihydro-1,4-benzodioxin-2-yl)ethyl]-2-phenylacetamide
CAS 57047-91-3C18H19NO3
(2S,3S)-1,2-Epoxy-3-(Cbz-amino)-4-phenylbutane
CAS 128018-44-0C18H19NO3
N-(2-(Cyclohex-1-en-1-yl)ethyl)-2-oxo-2H-chromene-3-carboxamide
CAS 321532-61-0C18H19NO3
2-(1-Acetylindol-3-yl)-5,5-dimethylcyclohexane-1,3-dione
CAS 312757-62-3C18H19NO3
![2-[(1-Naphthylamino)carbonyl]cyclohexanecarboxylic acid chemical structure, C18H19NO3, CAS 200712-43-2](/s/IJHXQOHCEWIYQS-UHFFFAOYSA-N.svg)
2-[(1-Naphthylamino)carbonyl]cyclohexanecarboxylic acid
CAS 200712-43-2C18H19NO3
N-(1,3-Benzodioxol-5-ylmethyl)-4-phenylbutanamide
CAS 430450-54-7C18H19NO3
Ethyl 3-(3-phenylpropanoylamino)benzoate
CAS 349537-38-8C18H19NO3
- 1-(3,4-Dihydro-1H-isoquinolin-2-yl)-2-(4-methoxy-phenoxy)-ethanone367933-93-5C18H19NO3
- N-Mesityl-2,3-dihydrobenzo[b][1,4]dioxine-2-carboxamide303031-77-8C18H19NO3
- 2-(2,3-Dihydro-benzo[1,4]dioxin-2-yl)-N-phenethyl-acetamide664993-22-0C18H19NO3
- 4-(Dibenzylamino)-4-oxobutanoic acid352023-33-7C18H19NO3
- 7-(2-Toluidinocarbonyl)tricyclo[3.2.2.0~2,4~]non-8-ene-6-carboxylic acid473443-36-6C18H19NO3
- N-(2-Phenylethyl)-3,4-dihydro-2H-1,5-benzodioxepine-7-carboxamide878959-89-8C18H19NO3
- FERULOYL-beta-PHENETHYLAMINE142351-00-6C18H19NO3
- 5-Methyl-3-(2-propoxy-benzyl)-3H-benzooxazol-2-one638142-36-6C18H19NO3
- 3-(4-Isopropoxy-benzyl)-5-methyl-3H-benzooxazol-2-one724437-50-7C18H19NO3
- N-(1-Methoxypropan-2-yl)-9H-xanthene-9-carboxamide349441-98-1C18H19NO3
- 4-[(Dimethylamino)methyl]-3-[hydroxy(phenyl)methyl]-1-benzofuran-5-ol19404-33-2C18H19NO3
- 5-Methyl-3-(3-m-tolyloxy-propyl)-3H-benzooxazol-2-one638142-22-0C18H19NO3
- 3-(4-Ethoxyanilino)-5-(furan-2-yl)cyclohex-2-en-1-one351013-80-4C18H19NO3
- RefChem:3887175376-16-9C18H19NO3
- 4-Diphenylacetylamino-butyric acid105109-01-1C18H19NO3
- 5-Methyl-3-[3-(2-methylphenoxy)propyl]-1,3-benzoxazol-2-one638142-20-8C18H19NO3
- [2-(N-Methylanilino)-2-oxoethyl] 2,5-dimethylbenzoate380162-10-7C18H19NO3
- 3-(2-Isopropoxy-benzyl)-5-methyl-3H-benzooxazol-2-one724437-49-4C18H19NO3
- 1-(3,4-Dimethoxybenzoyl)-2-methylindoline333352-53-7C18H19NO3
- 5-Methyl-3-(4-propoxybenzyl)benzo[d]oxazol-2(3H)-one867042-15-7C18H19NO3
- Ethyl 1-ethyl-5-hydroxy-2-methyl-1H-benz[g]indole-3-carboxylate49742-75-8C18H19NO3
- N-(3-Methoxypropyl)-9H-xanthene-9-carboxamide349117-07-3C18H19NO3
- N-Benzyl-N-isopropyl-1,3-benzodioxole-5-carboxamide575498-99-6C18H19NO3
- 1-[2-(2-Methoxyphenoxy)propanoyl]indoline815620-84-9C18H19NO3
- N-(4-Ethoxyphenyl)-3-(4-methoxyphenyl)acrylamide19186-87-9C18H19NO3
- Propyl 4-[(2-methylbenzoyl)amino]benzoate304886-88-2C18H19NO3
- Ethyl (2E)-3-(1-methyl-4-((4-methylphenyl)carbonyl)-1H-pyrrol-2-yl)prop-2-enoate428872-08-6C18H19NO3
- Neopinone509-66-0C18H19NO3
- Propyl 4-[(4-methylbenzoyl)amino]benzoate304886-90-6C18H19NO3
- 1-(1,3-Benzodioxol-5-yl)-3-(3,4-dimethylanilino)-1-propanone477319-12-3C18H19NO3
- 3,4-Dihydro-2H-quinolin-1-yl-(3,5-dimethoxyphenyl)methanone333347-94-7C18H19NO3
- N-(3-Methoxypropyl)-2-naphtho[2,1-b]furanylacetamide578754-95-7C18H19NO3
- 2-Methyl-3-[(2-phenylbutanoyl)amino]benzoic acid713492-83-2C18H19NO3
- 2-[3-Hydroxy-1-(4-methoxyphenyl)propyl]-1-isoindolinone861207-49-0C18H19NO3
- Propyl 4-(3-methylbenzamido)benzoate304886-89-3C18H19NO3
- 1-(1,3-Benzodioxol-5-yl)-3-(4-ethylanilino)-1-propanone477320-40-4C18H19NO3
- 4-Oxo-N-(2-phenoxyethyl)-4-phenylbutanamide670230-64-5C18H19NO3
- 3-(2-Butoxybenzyl)-1,3-benzoxazol-2(3H)-one609335-10-6C18H19NO3
- [2-(N-Methylanilino)-2-oxoethyl] 3,4-dimethylbenzoate380169-70-0C18H19NO3
- Methyl 2-(4-benzyl-3,4-dihydro-2H-1,4-benzoxazin-3-yl)acetate861212-96-6C18H19NO3
- 3-(Dibenzylamino)oxetane-3-carboxylic acid1242456-80-9C18H19NO3
- [3-(4-Methoxyphenyl)phenyl]-morpholin-4-ylmethanone340974-39-2C18H19NO3
- N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-3-phenylbutanamide600150-30-9C18H19NO3
- 4-Methyl-3-[(2-phenylbutanoyl)amino]benzoic acid832120-18-0C18H19NO3
- N-[1-(4-Ethylphenyl)ethyl]-1,3-benzodioxole-5-carboxamide444926-24-3C18H19NO3
- Methyl 2,4-dimethyl-5-[(E)-3-(4-methylphenyl)prop-2-enoyl]-1H-pyrrole-3-carboxylate300835-70-5C18H19NO3
- 2-(2,3-Dihydro-1H-inden-5-yloxy)-N-(3-methoxyphenyl)acetamide771504-42-8C18H19NO3
- Benzoic acid, 4-[[(4-ethoxyphenyl)methylene]amino]-, ethyl ester17224-13-4C18H19NO3
- 2-Methylpropyl 9H-xanthen-9-ylcarbamate6319-56-8C18H19NO3
- [2-Oxo-2-(propylamino)ethyl] 4-phenylbenzoate744230-98-6C18H19NO3
- 2-(2,3-Dihydro-1H-inden-5-yloxy)-N-(4-methoxyphenyl)acetamide847931-51-5C18H19NO3
- N-(2,3-Dihydro-1H-inden-5-yl)-2-(4-methoxyphenoxy)acetamide848253-98-5C18H19NO3
- 2-Methoxyapomorphine126874-79-1C18H19NO3
- 3-(2,3-Dihydro-1,4-benzodioxin-6-ylamino)-1-(4-methylphenyl)-1-propanone477334-31-9C18H19NO3
- (8'aS)-2',3',8',8'A-tetrahydro-6'-hydroxy-5'-methoxy-1'-methylspiro(2,5-cyclohexadiene-1,7'(1'H)-cyclopent(ij)isoquinolin)-4-one6808-72-6C18H19NO3
- 3,6,6-Trimethyl-4-oxo-N-phenyl-4,5,6,7-tetrahydro-1-benzofuran-2-carboxamide627844-10-4C18H19NO3
- Morphothebaine478-53-5C18H19NO3
- (2-Methyl-3-phenyltetrahydro-5-isoxazolyl)methyl benzenecarboxylate400083-49-0C18H19NO3
- Tsuduranine517-97-5C18H19NO3
- Isopiline65953-83-5C18H19NO3
- N-(1,3-Benzodioxol-5-yl)-4-tert-butylbenzamide129488-53-5C18H19NO3
- N-(4-Phenylbutan-2-yl)-1,3-benzodioxole-5-carboxamide432499-62-2C18H19NO3
- (6,6-Dimethyl-4-oxo-2-phenyl-4,5,6,7-tetrahydro-1H-indol-1-yl)acetic acid121626-22-0C18H19NO3
- 4-(3,5-Dimethoxyanilino)-3-phenyl-3-buten-2-one1164552-51-5C18H19NO3
- 2-((2,6-Diethylanilino)carbonyl)benzoic acid57169-25-2C18H19NO3
- 4-(Phenylcarbamoyl)phenyl pivalate692751-61-4C18H19NO3
- 4-Phenyl-3-(phenylcarbamoyl)pentanoic acid340826-18-8C18H19NO3
- N-(2,4-Dimethoxyphenyl)-2-phenylcyclopropanecarboxamide312525-02-3C18H19NO3
- Isoquinoline, 2-benzoyl-1,2,3,4-tetrahydro-6,7-dimethoxy-14174-17-5C18H19NO3
- Neoclausenamide114528-82-4C18H19NO3
- Diolmycin A1150408-69-8C18H19NO3
- N-(4-Propan-2-ylphenyl)-2,3-dihydro-1,4-benzodioxine-6-carboxamide432541-25-8C18H19NO3
- N-(1,3-Benzodioxol-5-ylmethyl)-3-phenylbutanamide432538-20-0C18H19NO3
- 2-[2-(Diethylcarbamoyl)phenyl]benzoic acid6955-22-2C18H19NO3
- N-(4-Acetylphenyl)-2-(2,5-dimethylphenoxy)acetamide315713-47-4C18H19NO3
- Zenkerine65953-82-4C18H19NO3
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 Oripavine, Codeinone, Poloxin. 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.