Molecular formula
C18H22N2O3
365 compounds have this formula on CompoundList.
- Molar mass
- 314.38g/mol
- Monoisotopic mass
- 314.1630Da
- Atoms
- 45
- Elements
- 4
- Rings plus double bonds
- 9
The formula C18H22N2O3 describes a molecule made of 18 carbon atoms, 22 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 × 1868.77%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 227.05%1.008 × 22 = 22.176 g/mol
- N Nitrogen × 28.91%14.007 × 2 = 28.014 g/mol
- O Oxygen × 315.27%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C18H22N2O3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 201 to 300 of 365 compounds
N-(1-Cyano-1-cyclopropylethyl)-4-(4-ethoxyphenyl)-4-oxobutanamide
CAS 1333516-05-4C18H22N2O3
4-(3-Acetylphenoxy)-N-(1-cyanocyclobutyl)-N-methylbutanamide
CAS 1280897-69-9C18H22N2O3
(E)-N-(Cyanomethyl)-3-(2-cyclopentyloxy-3-ethoxyphenyl)prop-2-enamide
CAS 1334030-68-0C18H22N2O3
1-(4-Ethoxyphenyl)-3-(2-hydroxy-2-phenylpropyl)urea
CAS 1351618-51-3C18H22N2O3
2-(2,6-Diethyl-phenyl)-4-methoxy-6-methyl-pyrimidine-5-carboxylic acid methyl ester
CAS 869891-43-0C18H22N2O3
![5-Methyl-2-(tetrahydro-2H-pyran-4-yl)-2,3,4,5-tetrahydro-1H-pyrido[4,3-b]indole-8-carboxylic acid chemical structure, C18H22N2O3, CAS 910800-57-6](/s/IVHSDYANQJWUGR-UHFFFAOYSA-N.svg)
5-Methyl-2-(tetrahydro-2H-pyran-4-yl)-2,3,4,5-tetrahydro-1H-pyrido[4,3-b]indole-8-carboxylic acid
CAS 910800-57-6C18H22N2O3
2-(5-Acetyl-2-methoxyphenyl)-N-(1-cyanocyclohexyl)acetamide
CAS 1386874-00-5C18H22N2O3
Ethyl 1-((6-hydroxyquinolin-2-yl)methyl)piperidine-4-carboxylate
CAS 1393449-78-9C18H22N2O3
Ethyl 1-((6-hydroxyquinolin-2-yl)methyl)piperidine-3-carboxylate
CAS 1393450-44-6C18H22N2O3
tert-Butyl 3-(2-cyanopropan-2-yl)-5-methoxy-1H-indole-1-carboxylate
CAS 907602-77-1C18H22N2O3
1-(4-Ethoxyphenyl)-3-(3-hydroxy-3-phenylpropyl)urea
CAS 1396761-73-1C18H22N2O3
1-(2-Methoxy-2-(o-tolyl)ethyl)-3-(2-methoxyphenyl)urea
CAS 1797338-78-3C18H22N2O3
![2-(3-Acetylphenoxy)-N-[cyano(cyclohexyl)methyl]acetamide chemical structure, C18H22N2O3, CAS 1376287-02-3](/s/GIVUNFRLVDBPMF-UHFFFAOYSA-N.svg)
2-(3-Acetylphenoxy)-N-[cyano(cyclohexyl)methyl]acetamide
CAS 1376287-02-3C18H22N2O3
4-Hydroxy-6,7-bis(2-methylpropoxy)-3-quinolinecarbonitrile
CAS 39051-99-5C18H22N2O3
1-(2-Methoxy-2-(3-methoxyphenyl)ethyl)-3-(o-tolyl)urea
CAS 1797025-03-6C18H22N2O3
![tert-Butyl N-{2-[(isoquinolin-4-yl)methyl]-3-oxopropyl}carbamate chemical structure, C18H22N2O3, CAS 1823823-91-1](/s/MLNXKEFPXYOCSY-UHFFFAOYSA-N.svg)
tert-Butyl N-{2-[(isoquinolin-4-yl)methyl]-3-oxopropyl}carbamate
CAS 1823823-91-1C18H22N2O3
![tert-Butyl 2-[4-(2-amino-5-methylphenyl)-2-oxo-1,2-dihydropyridin-1-yl]acetate chemical structure, C18H22N2O3, CAS 1445962-58-2](/s/NVMMFTMNJSLPPF-UHFFFAOYSA-N.svg)
tert-Butyl 2-[4-(2-amino-5-methylphenyl)-2-oxo-1,2-dihydropyridin-1-yl]acetate
CAS 1445962-58-2C18H22N2O3
![5-[1-(2-Oxo-piperidin-1-yl)-ethyl]-1H-indole-2-carboxylic acid ethyl ester chemical structure, C18H22N2O3, CAS 1603833-99-3](/s/ZMAMHLUGXWQOPX-UHFFFAOYSA-N.svg)
5-[1-(2-Oxo-piperidin-1-yl)-ethyl]-1H-indole-2-carboxylic acid ethyl ester
CAS 1603833-99-3C18H22N2O3
![1-Benzyl-3-[2-methoxy-2-(2-methoxyphenyl)ethyl]urea chemical structure, C18H22N2O3, CAS 1705169-01-2](/s/PDGLSZQPKUVBHT-UHFFFAOYSA-N.svg)
1-Benzyl-3-[2-methoxy-2-(2-methoxyphenyl)ethyl]urea
CAS 1705169-01-2C18H22N2O3
N-(Furan-2-ylmethyl)-4-(4-methoxypiperidin-1-yl)benzamide
CAS 2034247-92-0C18H22N2O3
N-(3-(Isoxazol-4-yl)propyl)-4-phenyltetrahydro-2H-pyran-4-carboxamide
CAS 1903152-20-4C18H22N2O3
![1-[1-(4-tert-Butylbenzoyl)azetidin-3-yl]pyrrolidine-2,5-dione chemical structure, C18H22N2O3, CAS 1903149-29-0](/s/RHVVAUUAMMBCTB-UHFFFAOYSA-N.svg)
1-[1-(4-tert-Butylbenzoyl)azetidin-3-yl]pyrrolidine-2,5-dione
CAS 1903149-29-0C18H22N2O3
2-(2-Methoxyethoxy)-N-(3-phenylpropyl)isonicotinamide
CAS 2034492-32-3C18H22N2O3
N-Ethyl-2-(2-methoxyethoxy)-N-(o-tolyl)isonicotinamide
CAS 2034429-96-2C18H22N2O3
- N-(1-Cyanocyclobutyl)-2-(2,5-dimethoxyphenyl)-N-methylcyclopropane-1-carboxamide1825621-63-3C18H22N2O3
- 1-{[1-(4-Phenylbutanoyl)azetidin-3-yl]methyl}pyrrolidine-2,5-dione2097888-29-2C18H22N2O3
- 3-Cyclopentyl-1-{2-[4-(furan-2-yl)phenyl]-2-hydroxyethyl}urea2097903-50-7C18H22N2O3
- N-(1-Cyanocyclohexyl)-4-(oxolan-3-yloxy)benzamide1956840-72-4C18H22N2O3
- tert-Butyl N-[4-amino-3-(benzyloxy)phenyl]carbamate1447971-41-6C18H22N2O3
- 1-Methoxy-6-methoxycarbonyl-6-nor-6,7-secoagroclavine, (±)-105274-94-0C18H22N2O3
- N-(1-Cyano-3-methylcyclohexyl)-3,4-dihydro-2H-1,5-benzodioxepine-7-carboxamide2128141-11-5C18H22N2O3
- tert-Butyl 3-(hydroxy(quinolin-8-yl)methyl)azetidine-1-carboxylate2222519-34-6C18H22N2O3
- (2S)-3-(4-Hydroxyphenyl)-2-(4-pyridin-4-ylbutylamino)propanoic acid2250244-26-7C18H22N2O3
- N-(3-{2,3-Dihydrospiro[indene-1,2'-morpholin]-4'-yl}-3-oxopropyl)prop-2-enamide2198438-97-8C18H22N2O3
- 1-[4-(8-Hydroxy-1,2,3,4-tetrahydroquinoline-1-carbonyl)piperidin-1-yl]prop-2-en-1-one2361869-76-1C18H22N2O3
- N-[(4-{7-Oxa-2-azaspiro[3.5]nonane-2-carbonyl}phenyl)methyl]prop-2-enamide2201627-89-4C18H22N2O3
- N-Methyl-N-(2-oxo-2-spiro[2H-indole-3,4'-oxane]-1-ylethyl)prop-2-enamide2361806-08-6C18H22N2O3
- N-[[4-(3-Acetylpiperidine-1-carbonyl)phenyl]methyl]prop-2-enamide2361875-88-7C18H22N2O3
- tert-Butyl 3-(but-2-ynoylamino)-3-phenylazetidine-1-carboxylate2411306-47-1C18H22N2O3
- N-Ethyl-N-(2-oxo-2-spiro[1H-2-benzofuran-3,3'-pyrrolidine]-1'-ylethyl)prop-2-enamide2411275-43-7C18H22N2O3
- 4-({1-[(2,3-Dimethoxyphenyl)methyl]azetidin-3-yl}oxy)-2-methylpyridine2640892-87-9C18H22N2O3
- 6-(4-Ethyl-4-methoxy-1-piperidinyl)-4-quinolinecarboxylic acid2791477-32-0C18H22N2O3
- 6-[4-Hydroxy-4-(1-methylethyl)-1-piperidinyl]-4-quinolinecarboxylic acid2791477-34-2C18H22N2O3
- Isoxazolo(2',3':1,2)pyrido(3,4-b)indole-5-carboxylic acid, 1,2,5,6,11,11b-hexahydro-2,2-dimethyl-, ethyl ester, cis-99708-07-3C18H22N2O3
- 4-Hexyl-6-((o-hydroxyphenyl)azo)resorcinol18102-12-0C18H22N2O3
- 1-(4-Acetylphenyl)-3-(4-methylpiperidin-1-yl)pyrrolidine-2,5-dione678973-02-9C18H22N2O3
- N-Benzyl-N-(2-methoxyethyl)-N'-(4-methoxyphenyl)urea550301-45-6C18H22N2O3
- Methyl 5-(N-benzyl-N-methylglycyl)-2,4-dimethyl-1H-pyrrole-3-carboxylate854026-78-1C18H22N2O3
- Butanamide, N-(phenylmethoxy)-3-[(phenylmethoxy)amino]-, (3S)-277754-01-5C18H22N2O3
- 1-(2-Cyclohexyl-2-phenylethyl)pyrimidine-2,4,6(1H,3H,5H)-trione62636-76-4C18H22N2O3
- 2-Amino-3-hydroxy-1-phenyl-7-[(pyridin-2-yl)oxy]heptan-4-one235763-33-4C18H22N2O3
- 1-(Azepan-1-yl)-2-(5-(4-methoxyphenyl)isoxazol-3-yl)ethanone952986-87-7C18H22N2O3
- 2-Methyl-1-(2-morpholinoethyl)-5-phenyl-1H-pyrrole-3-carboxylic acid354574-25-7C18H22N2O3
- 4-[5-(2-Ethoxy-ethyl)-imidazol-1-yl]-3,3-dimethyl-isochroman-1-one952492-40-9C18H22N2O3
- N-(5-Amino-2-methoxyphenyl)-2-(4-isopropylphenoxy)acetamide1020054-34-5C18H22N2O3
- N-(5-Amino-2-methoxyphenyl)-4-isobutoxybenzamide1020055-35-9C18H22N2O3
- N-(5-Amino-2-methoxyphenyl)-2-isobutoxybenzamide1020055-59-7C18H22N2O3
- N-(5-Amino-2-methylphenyl)-2-(2-ethoxyethoxy)-benzamide1020054-84-5C18H22N2O3
- N-(5-Amino-2-methylphenyl)-3-(2-ethoxyethoxy)-benzamide1020054-90-3C18H22N2O3
- N-(5-Amino-2-methoxyphenyl)-3-isobutoxybenzamide1020055-24-6C18H22N2O3
- N-(3-Amino-2-methylphenyl)-4-(2-ethoxyethoxy)-benzamide1020055-48-4C18H22N2O3
- N-(3-Amino-2-methylphenyl)-2-(2-ethoxyethoxy)-benzamide1020055-52-0C18H22N2O3
- N-(3-Amino-2-methylphenyl)-3-(2-ethoxyethoxy)-benzamide1020055-60-0C18H22N2O3
- N-(4-Amino-2-methylphenyl)-4-(2-ethoxyethoxy)-benzamide1020055-88-2C18H22N2O3
- N-(4-Amino-2-methylphenyl)-2-(2-ethoxyethoxy)-benzamide1020055-92-8C18H22N2O3
- N-(4-Amino-2-methylphenyl)-3-(2-ethoxyethoxy)-benzamide1020055-09-7C18H22N2O3
- Methyl 6-cycloheptyl-2-methyl-5-oxo-5,6-dihydro-1,6-naphthyridine-3-carboxylate1158542-17-6C18H22N2O3
- N-(5-Amino-2-methoxyphenyl)-2-(4-ethylphenoxy)-propanamide1020055-83-7C18H22N2O3
- N-(5-Amino-2-methoxyphenyl)-4-(sec-butoxy)-benzamide1020055-28-0C18H22N2O3
- tert-Butyl 5-cyano-2H-spiro[benzofuran-3,4'-piperidine]-1'-carboxylate1025687-93-7C18H22N2O3
- Ethyl 6-(benzyloxy)-5-ethyl-3-(methylamino)picolinate1269028-84-3C18H22N2O3
- Methyl 1-butyl-4-(2-oxopyrrolidin-1-yl)-1H-indole-6-carboxylate706794-29-8C18H22N2O3
- 4-(2-Oxopyrrolidin-1-yl)-1-pentyl-1H-indole-6-carboxylic acid706822-80-2C18H22N2O3
- Ethyl 3-isopropyl-7-(2-oxopyrrolidin-1-yl)-1H-indole-5-carboxylate706794-33-4C18H22N2O3
- [4-Methyl-2-oxo-1-(2-o-tolyl-ethylamino)-1,2-dihydropyridin-3-yl]acetic acid methyl ester862205-49-0C18H22N2O3
- 6-(4-(Diethylamino)phenyl)-5-ethyl-2-oxo-1,2-dihydropyridine-3-carboxylic acid1426669-26-2C18H22N2O3
- Ethyl 3-(2-(1H-indol-1-yl)ethyl)-2-oxopiperidine-3-carboxylate833436-57-0C18H22N2O3
- (5-Methyl-6-phenoxy-pyridin-3-ylmethyl)-carbamic acid tert-butyl ester1355215-02-9C18H22N2O3
- tert-Butyl ((6-(benzyloxy)pyridin-3-yl)methyl)carbamate1355178-49-2C18H22N2O3
- Methyl 5-amino-2-[3-(diethylamino)phenoxy]benzoate927802-65-1C18H22N2O3
- {2-[4-(2-Amino-ethoxy)-phenyl]-ethyl}-carbamic acid benzyl ester2270912-33-7C18H22N2O3
- N-{[1-(Morpholin-4-yl)cyclobutyl]methyl}-1-benzofuran-2-carboxamide2380141-21-7C18H22N2O3
- Acetylcysteine impurity 55397841-92-8C18H22N2O3
- N-[(2,3-Dihydro-1-benzofuran-2-yl)methyl]-1-(prop-2-enoyl)piperidine-4-carboxamide2361725-10-0C18H22N2O3
- 1-[4-(2-Methyl-3,4-dihydro-2H-1,4-benzoxazine-4-carbonyl)piperidin-1-yl]prop-2-en-1-one2361744-19-4C18H22N2O3
- N-(6-Hydroxy-2,3-dihydro-1H-inden-1-yl)-1-(prop-2-enoyl)piperidine-4-carboxamide2361749-33-7C18H22N2O3
- tert-Butyl (3-(3-aminophenoxy)benzyl)carbamate2379284-34-9C18H22N2O3
- N-[(3,5-Dimethyl-1,2-oxazol-4-yl)methyl]-N-[(3-ethoxyphenyl)methyl]prop-2-enamide2411244-17-0C18H22N2O3
- (1r,4r)-4-((4-(Benzyloxy)-1H-pyrazol-1-yl)methyl)cyclohexanecarboxylic acid2815698-96-3C18H22N2O3
- 3,4,5,6-Tetrahydro-4-(4-hydroxy-3-methoxyphenyl)-5,5,7-trimethyl-2(1H)-quinazolinone499132-28-4C18H22N2O3
- 1-Ethyl-1,4-dihydro-7-(3-methyl-1-piperidinyl)-4-oxo-3-quinolinecarboxylic acid133514-24-6C18H22N2O3
- 1-[4-(2,6-Dioxopiperidin-3-yl)-3-methylphenyl]piperidine-4-carbaldehyde2858743-52-7C18H22N2O3
- tert-Butyl (5-(benzyloxy)-6-methylpyridin-3-yl)carbamate2734870-06-3C18H22N2O3
- 10-Hydroxy-2-methyl-7H-pyrido(4,3-c)carbazolium acetate (salt)72250-49-8C18H22N2O3
- tert-Butyl 4-(2-oxo-2,3-dihydro-1H-indol-3-ylidene)piperidine-1-carboxylate79099-08-4C18H22N2O3
- N'-{4-[1-(Benzyloxy)ethyl]phenyl}-N-methoxy-N-methylurea88465-65-0C18H22N2O3
- N'-{3-[2-Hydroxy-2-(4-methylphenyl)ethoxy]phenyl}-N,N-dimethylurea88444-83-1C18H22N2O3
- N'-{3-[(1-Hydroxy-1-phenylpropan-2-yl)oxy]phenyl}-N,N-dimethylurea88444-93-3C18H22N2O3
- 2-(4-tert-Butylphenoxy)-N-(6-methoxypyridin-3-yl)acetamide903677-88-3C18H22N2O3
- N-(5-Amino-2-methoxyphenyl)-2-(2-isopropylphenoxy)acetamide1020054-31-2C18H22N2O3
Frequently asked questions
What is the molar mass of C18H22N2O3?
The molar mass of C18H22N2O3 is 314.38 g/mol, calculated from standard atomic weights for 18 carbon atoms, 22 hydrogen atoms, 2 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 314.1630 Da.
How many compounds have the formula C18H22N2O3?
CompoundList lists 365 compounds with the molecular formula C18H22N2O3, including N-(1-Cyano-1-cyclopropylethyl)-4-(4-ethoxyphenyl)-4-oxobutanamide, 4-(3-Acetylphenoxy)-N-(1-cyanocyclobutyl)-N-methylbutanamide, (E)-N-(Cyanomethyl)-3-(2-cyclopentyloxy-3-ethoxyphenyl)prop-2-enamide. 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 C18H22N2O3?
C18H22N2O3 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.