Molecular formula
C16H18N2O3
645 compounds have this formula on CompoundList.
- Molar mass
- 286.33g/mol
- Monoisotopic mass
- 289.1506Da
- Atoms
- 39
- Elements
- 4
- Rings plus double bonds
- 9
The formula C16H18N2O3 describes a molecule made of 16 carbon atoms, 18 hydrogen atoms, 2 nitrogen atoms 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 × 1667.12%12.011 × 16 = 192.176 g/mol
- H Hydrogen × 186.34%1.008 × 18 = 18.144 g/mol
- N Nitrogen × 29.78%14.007 × 2 = 28.014 g/mol
- O Oxygen × 316.76%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C16H18N2O3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 501 to 600 of 645 compounds
![N-(2H-1,3-Benzodioxol-5-yl)-3-methylidene-8-azabicyclo[3.2.1]octane-8-carboxamide chemical structure, C16H18N2O3, CAS 2310141-95-6](/s/FWMTVXTXJVNZEK-UHFFFAOYSA-N.svg)
N-(2H-1,3-Benzodioxol-5-yl)-3-methylidene-8-azabicyclo[3.2.1]octane-8-carboxamide
CAS 2310141-95-6C16H18N2O3
![2-[2-(3-Methyl-2-oxo-1-piperidinyl)ethyl]-1H-isoindole-1,3(2H)-dione chemical structure, C16H18N2O3, CAS 2377183-70-3](/s/FQGFBWSGBOZQAU-UHFFFAOYSA-N.svg)
2-[2-(3-Methyl-2-oxo-1-piperidinyl)ethyl]-1H-isoindole-1,3(2H)-dione
CAS 2377183-70-3C16H18N2O3
![6-Methoxy-N-[(oxolan-2-yl)methyl]quinoline-4-carboxamide chemical structure, C16H18N2O3, CAS 2415462-17-6](/s/PQOFVDSQCVVQLS-UHFFFAOYSA-N.svg)
6-Methoxy-N-[(oxolan-2-yl)methyl]quinoline-4-carboxamide
CAS 2415462-17-6C16H18N2O3
N-(2-Carbamoylethyl)-N-(3,4-dihydro-2H-1-benzopyran-4-yl)but-2-ynamide
CAS 2411305-86-5C16H18N2O3
![N-[5-Oxo-1-(2-phenoxyethyl)pyrrolidin-3-yl]but-2-ynamide chemical structure, C16H18N2O3, CAS 2411308-14-8](/s/SCCZXEDKQLCRLM-UHFFFAOYSA-N.svg)
N-[5-Oxo-1-(2-phenoxyethyl)pyrrolidin-3-yl]but-2-ynamide
CAS 2411308-14-8C16H18N2O3
![N-[1-(3-Hydroxybenzoyl)piperidin-4-yl]but-2-ynamide chemical structure, C16H18N2O3, CAS 2411257-44-6](/s/GLAFFOJWJSZMJV-UHFFFAOYSA-N.svg)
N-[1-(3-Hydroxybenzoyl)piperidin-4-yl]but-2-ynamide
CAS 2411257-44-6C16H18N2O3
![N-[1-(2-Phenoxyacetyl)pyrrolidin-3-yl]but-2-ynamide chemical structure, C16H18N2O3, CAS 2411255-96-2](/s/MMTDDLZANCPHFC-UHFFFAOYSA-N.svg)
N-[1-(2-Phenoxyacetyl)pyrrolidin-3-yl]but-2-ynamide
CAS 2411255-96-2C16H18N2O3
1-(1,3-Dioxaindane-5-carbonyl)-4-(prop-2-yn-1-yl)-1,4-diazepane
CAS 2393757-23-6C16H18N2O3
![rac-N-{4-[(3aR,6aR)-hexahydro-2H-furo[2,3-c]pyrrole-5-carbonyl]phenyl}prop-2-enamide chemical structure, C16H18N2O3, CAS 2411179-59-2](/s/YGXBJSACIIVJAC-GXTWGEPZSA-N.svg)
rac-N-{4-[(3aR,6aR)-hexahydro-2H-furo[2,3-c]pyrrole-5-carbonyl]phenyl}prop-2-enamide
CAS 2411179-59-2C16H18N2O3
N-(6-Methoxy-2,3,4,9-tetrahydro-1H-carbazol-1-yl)oxirane-2-carboxamide
CAS 2411242-49-2C16H18N2O3
![N-[5-Oxo-1-(2-phenylcyclopropyl)pyrrolidin-3-yl]oxirane-2-carboxamide chemical structure, C16H18N2O3, CAS 2418662-67-4](/s/JBTVGMRGMKTEQD-UHFFFAOYSA-N.svg)
N-[5-Oxo-1-(2-phenylcyclopropyl)pyrrolidin-3-yl]oxirane-2-carboxamide
CAS 2418662-67-4C16H18N2O3
![N-[3-(3,5-dimethyl-4-isoxazolyl)-4-methoxyphenyl]Cyclopropanecarboxamide chemical structure, C16H18N2O3, CAS 2769703-98-0](/s/SQNLNQSRSAMRQE-UHFFFAOYSA-N.svg)
N-[3-(3,5-dimethyl-4-isoxazolyl)-4-methoxyphenyl]Cyclopropanecarboxamide
CAS 2769703-98-0C16H18N2O3
![N-[1,4-Dihydro-3-[(1-methylethyl)amino]-1,4-dioxo-2-naphthalenyl]-N-methylacetamide chemical structure, C16H18N2O3, CAS 42200-36-2](/s/PIDFMXIBIXLZHS-UHFFFAOYSA-N.svg)
N-[1,4-Dihydro-3-[(1-methylethyl)amino]-1,4-dioxo-2-naphthalenyl]-N-methylacetamide
CAS 42200-36-2C16H18N2O3
10-Hydroxy-6-methylergoline-8alpha-carboxylic acid
CAS 511-16-0C16H18N2O3
Benzyl (3-hydroxy-1-(pyridin-4-yl)propyl)carbamate
CAS 2680807-88-7C16H18N2O3
![2-[2-(3,3-Dimethyl-2-oxo-1-pyrrolidinyl)ethyl]-1H-isoindole-1,3(2H)-dione chemical structure, C16H18N2O3, CAS 2377180-82-8](/s/MNHLIOLOOKVXBQ-UHFFFAOYSA-N.svg)
2-[2-(3,3-Dimethyl-2-oxo-1-pyrrolidinyl)ethyl]-1H-isoindole-1,3(2H)-dione
CAS 2377180-82-8C16H18N2O3
3-(4-(4-Oxopiperidin-1-yl)phenyl)piperidine-2,6-dione
CAS 2951911-09-2C16H18N2O3
3-(Azetidine-1-carbonyl)-2-ethyl-6-methoxyisoquinolin-1-one
CAS 3082109-03-0C16H18N2O3
4-(5,5-Dimethyl-1-phenylpyrazolidin-3-ylidene)-5-methyloxolane-2,3-dione
C16H18N2O3
(4Z)-4-(5,5-Dimethyl-1-phenylpyrazolidin-3-ylidene)-5-methyloxolane-2,3-dione
C16H18N2O3
![4-[(5E)-5-[(4-Nitrophenyl)methylidene]cyclopent-1-en-1-yl]morpholine chemical structure, C16H18N2O3, CAS 588699-52-9](/s/DVVNPMOMGFZSMF-WYMLVPIESA-N.svg)
4-[(5E)-5-[(4-Nitrophenyl)methylidene]cyclopent-1-en-1-yl]morpholine
CAS 588699-52-9C16H18N2O3
1-Ethyl-4-oxo-7-(pyrrolidin-1-yl)-1,4-dihydroquinoline-3-carboxylic acid
CAS 89353-40-2C16H18N2O3
(1-Methoxy-4-methylisoquinolin-3-yl)(morpholin-4-yl)methanone
CAS 89928-89-2C16H18N2O3
3-Acetyl-3-(3,4-dimethoxyphenyl)hexanedinitrile
CAS 25924-26-9C16H18N2O3
- N'-[3-(Benzyloxy)phenyl]-N-methoxy-N-methylurea74109-81-2C16H18N2O3
- N-(4-Aminophenyl)-2-(4-methoxyphenoxy)propanamide953883-35-7C16H18N2O3
- N-(5-Amino-2-methoxyphenyl)-2-phenoxypropanamide954257-89-7C16H18N2O3
- N-[4-(Aminomethyl)phenyl]-3,4-dimethoxybenzamide954585-75-2C16H18N2O3
- N-(5-Amino-2-methoxyphenyl)-2-ethoxybenzamide954580-45-1C16H18N2O3
- N-(3-Aminophenyl)-2-(4-methoxyphenoxy)propanamide954563-77-0C16H18N2O3
- 3-Amino-N-(2,4-dimethoxyphenyl)-4-methylbenzamide1016526-81-0C16H18N2O3
- 3-Amino-N-(2,5-dimethoxyphenyl)-4-methylbenzamide1016679-63-2C16H18N2O3
- N-(5-Amino-2-methoxyphenyl)-4-ethoxybenzamide1016534-44-3C16H18N2O3
- N-[4-(Aminomethyl)phenyl]-2,4-dimethoxybenzamide1016520-09-4C16H18N2O3
- N-(2-(Benzyloxy)-5-nitrobenzyl)ethanamine1155117-59-1C16H18N2O3
- Ethyl N-(2-amino-4-phenylmethoxyphenyl)carbamate1043425-09-7C16H18N2O3
- N-(3-Aminophenyl)-4-(2-methoxyethoxy)benzamide1020722-77-3C16H18N2O3
- N-(3-Aminophenyl)-2-(2-methoxyethoxy)benzamide1020722-80-8C16H18N2O3
- N-(5-Amino-2-methoxyphenyl)-3-ethoxybenzamide1020055-95-1C16H18N2O3
- N-(4-Aminophenyl)-4-(2-methoxyethoxy)benzamide1020055-80-4C16H18N2O3
- N-(4-Aminophenyl)-2-(2-methoxyethoxy)benzamide1020055-29-1C16H18N2O3
- N-[3-(2-Aminoethoxy)phenyl]-4-methoxybenzamide1018436-49-1C16H18N2O3
- N-[2-(2-Aminoethoxy)phenyl]-3-hydroxy-4-methylbenzamide1099665-24-3C16H18N2O3
- 4-[(Z)-{[5-(Diethylamino)-2-furyl]methylene}amino]benzoic acid776232-91-8C16H18N2O3
- 2-((2-Nitrophenethyl)amino)-1-phenylethan-1-ol1486635-31-7C16H18N2O3
- 2-(2-tert-Butylphenoxy)-5-methyl-3-nitropyridine870552-06-0C16H18N2O3
- Ethyl 4-[4-(3-oxoprop-1-yn-1-yl)phenyl]piperazine-1-carboxylate477708-47-7C16H18N2O3
- 1-Ethoxy-3-[(Z)-(3-ethoxyphenyl)-NNO-azoxy]benzene557104-69-5C16H18N2O3
- N-Ethyl-N-[2-(4-nitrophenoxy)ethyl]aniline62819-93-6C16H18N2O3
- N-[2-(2-Aminophenyl)ethyl]-3-hydroxy-4-methoxybenzamide62416-94-8C16H18N2O3
- 1-(5,6-Dimethyl-1H-indol-3-yl)-2-(3-hydroxypyrrolidin-1-yl)ethane-1,2-dione61751-63-1C16H18N2O3
- 1-(Morpholin-4-yl)-2-[(quinolin-8-yl)oxy]propan-1-one88349-86-4C16H18N2O3
- N-Hydroxy-N~3~-[(3-phenoxyphenyl)methyl]-beta-alaninamide919997-31-2C16H18N2O3
- Spinamycin25375-16-0C16H18N2O3
- N-[(4-Aminophenyl)methyl]-L-tyrosine56511-08-1C16H18N2O3
- (S)-Ethyl 2',3',4',9'-tetrahydrospiro[oxetane-3,1'-pyrido[3,4-B]indole]-3'-carboxylate1523558-69-1C16H18N2O3
- 4-(Benzyloxy)-3-ethoxybenzohydrazide1706439-56-6C16H18N2O3
- 2-(2-Oxa-8-azaspiro[4.5]decan-4-yl)isoindoline-1,3-dione1801766-05-1C16H18N2O3
- (S)-2-((4-Nitrophenethyl)amino)-1-phenylethan-1-ol2184223-32-1C16H18N2O3
- Methyl 3,5-diamino-4-[(4-methoxyphenyl)methyl]benzoate38916-37-9C16H18N2O3
- 3-Methoxy-6-[2-(3-methoxy-5-methylphenyl)hydrazinylidene]-5-methylcyclohexa-2,4-dien-1-one89444-78-0C16H18N2O3
- tert-Butyl 4-[(4-formyl-1H-pyrazol-1-yl)methyl]benzoate2088636-75-1C16H18N2O3
- 1-(Cyclopropylmethyl)-4-(4-ethoxyphenyl)-1,2,3,4-tetrahydropyrazine-2,3-dione2326760-45-4C16H18N2O3
- 1-(4-Ethoxyphenyl)-4-(2-methylprop-2-en-1-yl)-1,2,3,4-tetrahydropyrazine-2,3-dione2640945-72-6C16H18N2O3
- 5-Benzyloxy-1-tetrahydropyran-2-yl-pyrazole-3-carbaldehyde2703754-76-9C16H18N2O3
- Ethyl (E)-3-(3-Methyl-5-oxo-1-phenyl-1,5-dihydro-4H-pyrazol-4-ylidene)butanoate87343-64-4C16H18N2O3
- 1-(4-Methoxyphenyl)-4-(3-methylbut-2-en-1-yl)-1,2,3,4-tetrahydropyrazine-2,3-dione2742030-60-8C16H18N2O3
- 1-(Cyclobutylmethyl)-4-(4-methoxyphenyl)-1,2,3,4-tetrahydropyrazine-2,3-dione2741934-69-8C16H18N2O3
- 1-(Cyclopropylmethyl)-4-(2-ethoxyphenyl)-1,2,3,4-tetrahydropyrazine-2,3-dione2326929-36-4C16H18N2O3
- 1-(2-Ethoxyphenyl)-4-(2-methylprop-2-en-1-yl)-1,2,3,4-tetrahydropyrazine-2,3-dione2742035-68-1C16H18N2O3
- 1-(Cyclopropylmethyl)-4-[(4-methoxyphenyl)methyl]-1,2,3,4-tetrahydropyrazine-2,3-dione2741935-15-7C16H18N2O3
- 1-[(4-Methoxyphenyl)methyl]-4-(2-methylprop-2-en-1-yl)-1,2,3,4-tetrahydropyrazine-2,3-dione2742056-94-4C16H18N2O3
- 1-(But-3-en-1-yl)-4-[(4-methoxyphenyl)methyl]-1,2,3,4-tetrahydropyrazine-2,3-dione2742023-18-1C16H18N2O3
- 1-(But-3-en-1-yl)-4-(4-ethoxyphenyl)-1,2,3,4-tetrahydropyrazine-2,3-dione2742030-91-5C16H18N2O3
- 1-(But-3-en-1-yl)-4-(2-ethoxyphenyl)-1,2,3,4-tetrahydropyrazine-2,3-dione2770624-12-7C16H18N2O3
- Ethyl 2-[(benzyloxy)methyl]-5-methylpyrimidine-4-carboxylate2004298-45-5C16H18N2O3
- 2-[2-(Benzyloxy)ethyl]-4-ethylpyrimidine-5-carboxylic acid1823277-53-7C16H18N2O3
- tert-Butyl 4-[(4-formyl-1H-imidazol-1-yl)methyl]benzoate2138272-61-2C16H18N2O3
- tert-Butyl 3-[(4-formyl-1H-pyrazol-1-yl)methyl]benzoate2138183-96-5C16H18N2O3
- tert-Butyl 3-[(3-formyl-1H-pyrazol-1-yl)methyl]benzoate2138184-53-7C16H18N2O3
- tert-Butyl N-[2-oxo-1-(quinolin-3-yl)ethyl]carbamate2229490-14-4C16H18N2O3
- tert-Butyl N-[2-(1-cyano-3-oxocyclobutyl)phenyl]carbamate2229248-67-1C16H18N2O3
- tert-Butyl N-[2-oxo-1-(quinolin-2-yl)ethyl]carbamate2229010-77-7C16H18N2O3
- tert-Butyl N-[1-(isoquinolin-5-yl)-2-oxoethyl]carbamate2228950-59-0C16H18N2O3
- Benzyl N-[2-cyclopropyl-2-(1,2-oxazol-3-yl)ethyl]carbamate2803834-62-8C16H18N2O3
- tert-Butyl 3-[(4-formyl-1H-imidazol-1-yl)methyl]benzoate2137731-37-2C16H18N2O3
- 3-[(4-Methoxyphenyl)methyl]-3,7-diazatricyclo[3.3.2.0,1,5]decane-2,4-dione2375261-20-2C16H18N2O3
- tert-Butyl N-[2-oxo-1-(quinolin-4-yl)ethyl]carbamate2229616-67-3C16H18N2O3
- tert-Butyl N-(6-hydroxy-3-phenylpyridin-2-yl)carbamate2413868-09-2C16H18N2O3
- tert-Butyl N-[2-oxo-1-(quinolin-6-yl)ethyl]carbamate2229219-60-5C16H18N2O3
- tert-Butyl N-[2-oxo-1-(quinolin-7-yl)ethyl]carbamate2228577-99-7C16H18N2O3
- tert-Butyl 4-[(3-formyl-1H-pyrazol-1-yl)methyl]benzoate2137722-63-3C16H18N2O3
- tert-Butyl N-[4-(1-cyano-3-oxocyclobutyl)phenyl]carbamate2229532-66-3C16H18N2O3
- tert-Butyl N-[3-(1-cyano-3-oxocyclobutyl)phenyl]carbamate2229153-25-5C16H18N2O3
- Ethyl 2-[(4-ethoxyphenyl)amino]pyridine-3-carboxylate2639415-76-0C16H18N2O3
- Benzyl N-[5-(2-hydroxypropan-2-yl)pyridin-2-yl]carbamate2680853-82-9C16H18N2O3
- Benzyl N-(2-hydroxyethyl)-N-[(pyridin-3-yl)methyl]carbamate2680831-09-6C16H18N2O3
- Benzyl N-[1-hydroxy-3-(pyridin-3-yl)propan-2-yl]carbamate2680726-79-6C16H18N2O3
- Benzyl N-[2-(2-hydroxy-6-methylpyridin-4-yl)ethyl]carbamate2680872-40-4C16H18N2O3
- Benzyl N-[1-hydroxy-3-(pyridin-4-yl)propan-2-yl]carbamate2680737-89-5C16H18N2O3
Frequently asked questions
What is the molar mass of C16H18N2O3?
The molar mass of C16H18N2O3 is 286.33 g/mol, calculated from standard atomic weights for 16 carbon atoms, 18 hydrogen atoms, 2 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 289.1506 Da.
How many compounds have the formula C16H18N2O3?
CompoundList lists 645 compounds with the molecular formula C16H18N2O3, including N-(2H-1,3-Benzodioxol-5-yl)-3-methylidene-8-azabicyclo[3.2.1]octane-8-carboxamide, 2-[2-(3-Methyl-2-oxo-1-piperidinyl)ethyl]-1H-isoindole-1,3(2H)-dione, 6-Methoxy-N-[(oxolan-2-yl)methyl]quinoline-4-carboxamide. 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 C16H18N2O3?
C16H18N2O3 has a degree of unsaturation of 9. 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.