Molecular formula
C18H26N2O3
322 compounds have this formula on CompoundList.
- Molar mass
- 318.42g/mol
- Monoisotopic mass
- 320.2026Da
- Atoms
- 49
- Elements
- 4
- Rings plus double bonds
- 7
The formula C18H26N2O3 describes a molecule made of 18 carbon atoms, 26 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 × 1867.90%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 268.23%1.008 × 26 = 26.208 g/mol
- N Nitrogen × 28.80%14.007 × 2 = 28.014 g/mol
- O Oxygen × 315.07%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C18H26N2O3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 101 to 200 of 322 compounds
tert-Butyl (S)-(2-oxo-1-phenyl-2-(piperidin-1-yl)ethyl)carbamate
CAS 796046-10-1C18H26N2O3
1-(4-Methylbenzyl)-5-oxopyrrolidine-3-carboxylic acid-piperidine (1:1)
CAS 1989628-14-9C18H26N2O3
(1-Benzyl-6-hydroxymethyl-1,2,5,6-tetrahydro-pyridin-3-yl)-carbamic acid tert-butyl ester
CAS 2243961-47-7C18H26N2O3
![3-Methyl-1-[4-[2-(3-methylphenoxy)acetyl]piperazin-1-yl]butan-1-one chemical structure, C18H26N2O3, CAS 423744-99-4](/s/BCLMKVGUHDXSTB-UHFFFAOYSA-N.svg)
3-Methyl-1-[4-[2-(3-methylphenoxy)acetyl]piperazin-1-yl]butan-1-one
CAS 423744-99-4C18H26N2O3
(S)-tert-Butyl 2-(phenethylcarbamoyl)pyrrolidine-1-carboxylate
CAS 92122-49-1C18H26N2O3
1-Penten-3-ol, 4-methyl-1-(3,4-methylenedioxyphenyl)-5-(4-methyl-1-piperazinyl)-
CAS 66596-56-3C18H26N2O3
![1-Acetyl-N-[1-(4-ethoxyphenyl)ethyl]piperidine-4-carboxamide chemical structure, C18H26N2O3, CAS 915903-62-7](/s/KPDZFXWEOZZXJN-UHFFFAOYSA-N.svg)
1-Acetyl-N-[1-(4-ethoxyphenyl)ethyl]piperidine-4-carboxamide
CAS 915903-62-7C18H26N2O3
1(2H)-Pyridinecarboxylic acid, 3,6-dihydro-5-((methoxyimino)methyl)-, tricyclo(3.3.1.1(sup 3,7))dec-1-yl ester, (E)-
CAS 145071-41-6C18H26N2O3
![tert-Butyl N-[(2S)-1-oxo-3-phenyl-1-pyrrolidin-1-ylpropan-2-yl]carbamate chemical structure, C18H26N2O3, CAS 125139-05-1](/s/HFLJUSDUGUQELQ-HNNXBMFYSA-N.svg)
tert-Butyl N-[(2S)-1-oxo-3-phenyl-1-pyrrolidin-1-ylpropan-2-yl]carbamate
CAS 125139-05-1C18H26N2O3
N-Benzyl-N-ethyl-1-(1-methoxypropan-2-yl)-5-oxopyrrolidine-3-carboxamide
CAS 925044-90-2C18H26N2O3
![(3-tert-Butyl-1-{4-[(methoxymethoxy)methyl]benzyl}-1H-pyrazol-5-yl)methanol chemical structure, C18H26N2O3, CAS 865138-44-9](/s/NXKIKWNNBZDALN-UHFFFAOYSA-N.svg)
(3-tert-Butyl-1-{4-[(methoxymethoxy)methyl]benzyl}-1H-pyrazol-5-yl)methanol
CAS 865138-44-9C18H26N2O3
![N-[1-(7-Methoxy-1-benzofuran-2-yl)ethyl]-N-(3-morpholin-4-ylpropyl)amine chemical structure, C18H26N2O3, CAS 1119451-21-6](/s/DRDZYXKGWQNTLG-UHFFFAOYSA-N.svg)
N-[1-(7-Methoxy-1-benzofuran-2-yl)ethyl]-N-(3-morpholin-4-ylpropyl)amine
CAS 1119451-21-6C18H26N2O3
![N-(4-{[(2-Methoxyethyl)carbamoyl]methyl}phenyl)cyclohexanecarboxamide chemical structure, C18H26N2O3, CAS 1060316-15-5](/s/BIRLRQPBDCSYMD-UHFFFAOYSA-N.svg)
N-(4-{[(2-Methoxyethyl)carbamoyl]methyl}phenyl)cyclohexanecarboxamide
CAS 1060316-15-5C18H26N2O3
![Methyl 4-{[(4-propylphenyl)formamido]methyl}piperidine-1-carboxylate chemical structure, C18H26N2O3, CAS 1235614-44-4](/s/IPGSSGRDDCPVCN-UHFFFAOYSA-N.svg)
Methyl 4-{[(4-propylphenyl)formamido]methyl}piperidine-1-carboxylate
CAS 1235614-44-4C18H26N2O3
(R)-tert-Butyl 2-(3-cyclopentylureido)-2-phenylacetate
CAS 1007879-96-0C18H26N2O3
L-Proline, 3-methyl-L-valyl-, phenylmethyl ester
CAS 762274-64-6C18H26N2O3
![2-{[Cyclopropyl-(2-hydroxy-ethyl)-amino]-methyl}-pyrrolidine-1-carboxylic acid benzyl ester chemical structure, C18H26N2O3, CAS 1353955-19-7](/s/GKQYBACIPUQSGB-UHFFFAOYSA-N.svg)
2-{[Cyclopropyl-(2-hydroxy-ethyl)-amino]-methyl}-pyrrolidine-1-carboxylic acid benzyl ester
CAS 1353955-19-7C18H26N2O3
![Cyclopropyl-[(S)-1-(2-hydroxy-ethyl)-piperidin-3-yl]-carbamic acid benzyl ester chemical structure, C18H26N2O3, CAS 1354019-57-0](/s/RVKFWGKRCHJUPE-KRWDZBQOSA-N.svg)
Cyclopropyl-[(S)-1-(2-hydroxy-ethyl)-piperidin-3-yl]-carbamic acid benzyl ester
CAS 1354019-57-0C18H26N2O3
![Cyclopropyl-[(R)-1-(2-hydroxy-ethyl)-piperidin-3-yl]-carbamic acid benzyl ester chemical structure, C18H26N2O3, CAS 1354014-83-7](/s/RVKFWGKRCHJUPE-QGZVFWFLSA-N.svg)
Cyclopropyl-[(R)-1-(2-hydroxy-ethyl)-piperidin-3-yl]-carbamic acid benzyl ester
CAS 1354014-83-7C18H26N2O3
![tert-Butyl 5-(3-methoxyphenyl)hexahydropyrrolo[3,4-c]pyrrole-2(1H)-carboxylate chemical structure, C18H26N2O3, CAS 848592-56-3](/s/ZNVSFVYQVYROBW-UHFFFAOYSA-N.svg)
tert-Butyl 5-(3-methoxyphenyl)hexahydropyrrolo[3,4-c]pyrrole-2(1H)-carboxylate
CAS 848592-56-3C18H26N2O3
![3-[5-(Dimethylcarbamoyl)pent-1-en-1-yl]-N-[(2R)-1-hydroxypropan-2-yl]benzamide chemical structure, C18H26N2O3, CAS 1955474-47-1](/s/SVYRYFAUQHVGAI-LHRNQBEKSA-N.svg)
3-[5-(Dimethylcarbamoyl)pent-1-en-1-yl]-N-[(2R)-1-hydroxypropan-2-yl]benzamide
CAS 1955474-47-1C18H26N2O3
4-(4-Methylbenzoylamino)piperidine-1-carboxylic acid tert-butyl ester
CAS 1787712-43-9C18H26N2O3
![tert-Butyl 5-(4-methoxyphenyl)hexahydropyrrolo[3,4-c]pyrrole-2(1H)-carboxylate chemical structure, C18H26N2O3, CAS 2098005-00-4](/s/XNSWNDAOSHMKCS-UHFFFAOYSA-N.svg)
tert-Butyl 5-(4-methoxyphenyl)hexahydropyrrolo[3,4-c]pyrrole-2(1H)-carboxylate
CAS 2098005-00-4C18H26N2O3
(E)-3-(Furan-2-yl)-N-((1-(tetrahydro-2H-pyran-4-yl)piperidin-4-yl)methyl)acrylamide
CAS 2035001-88-6C18H26N2O3
- trans-tert-Butyl 4-benzylhexahydropyrrolo[3,4-B][1,4]oxazine-6(2H)-carboxylate138026-92-3C18H26N2O3
- tert-Butyl (1R,4R,6R)-5-benzyl-6-(hydroxymethyl)-2,5-diazabicyclo[2.2.1]heptane-2-carboxylate2836267-76-4C18H26N2O3
- N-[3-Methoxy-4-(2-oxopiperidin-1-yl)phenyl]-3,3-dimethylbutanamide941978-59-2C18H26N2O3
- 4-[(Cyclohexylcarbonyl)amino]-N-(3-methoxypropyl)benzamide940527-69-5C18H26N2O3
- N-(3,3-Dimethyl-4-oxo-5-propyl-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-8-yl)butyramide921525-41-9C18H26N2O3
- N-(3,3-Dimethyl-4-oxo-5-propyl-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-8-yl)isobutyramide921525-93-1C18H26N2O3
- N-(5-Isobutyl-3,3-dimethyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-8-yl)propionamide921834-73-3C18H26N2O3
- N-(5-Isopentyl-3,3-dimethyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-8-yl)acetamide921541-18-6C18H26N2O3
- N-(5-Ethyl-3,3-dimethyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-7-yl)-3-methylbutanamide921812-42-2C18H26N2O3
- N-(3,3-Dimethyl-4-oxo-5-propyl-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-7-yl)butyramide921864-20-2C18H26N2O3
- N-(3,3-Dimethyl-4-oxo-5-propyl-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-7-yl)isobutyramide921522-01-2C18H26N2O3
- N-(5-Isobutyl-3,3-dimethyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-7-yl)propionamide921566-23-6C18H26N2O3
- 3,3-Dimethyl-N-(3,3,5-trimethyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-8-yl)butanamide921792-72-5C18H26N2O3
- N-(5-Ethyl-3,3-dimethyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-8-yl)-3-methylbutanamide921793-08-0C18H26N2O3
- N-(5-Ethyl-3,3-dimethyl-4-oxo-2,3,4,5-tetrahydrobenzo[b][1,4]oxazepin-8-yl)pivalamide921868-48-6C18H26N2O3
- N-(1-Cyano-1,3-dimethylbutyl)-3-(2,5-dimethoxyphenyl)propanamide1333848-98-8C18H26N2O3
- 1-[[[4-[(Dimethylamino)methyl]phenyl]carbonyl]amino]cyclohexanecarboxylic acid methyl ester944282-09-1C18H26N2O3
- 1-Benzyl-3-morpholin-4-ylmethyl-pyrrolidine-3-carboxylic acid methyl ester942190-26-3C18H26N2O3
- tert-Butyl (R)-4-benzyl-2-(2-oxoethyl)piperazine-1-carboxylate947275-37-8C18H26N2O3
- 4-(4-Methoxy-2-nitrobenzylidene)-1,2,2,6,6-pentamethylpiperidine1050513-92-2C18H26N2O3
- 1,1-Dimethylethyl (3-exo)-3-[(2-hydroxyphenyl)amino]-8-azabicyclo[3.2.1]octane-8-carboxylate894102-24-0C18H26N2O3
- (S)-2-{[Cyclopropyl-(2-hydroxy-ethyl)-amino]-methyl}-pyrrolidine-1-carboxylic acid benzyl ester1354000-70-6C18H26N2O3
- 3-{[Cyclopropyl-(2-hydroxy-ethyl)-amino]-methyl}-pyrrolidine-1-carboxylic acid benzyl ester1353955-59-5C18H26N2O3
- Benzyl 3-(cyclopropyl(2-hydroxyethyl)amino)piperidine-1-carboxylate1353954-63-8C18H26N2O3
- Cyclopropyl-[(S)-1-(2-hydroxy-ethyl)-pyrrolidin-2-ylmethyl]-carbamic acid benzyl ester1354016-26-4C18H26N2O3
- 4-(4-(2-tert-Butylphenyl)piperazin-1-yl)-4-oxobutanoic acid1252656-11-3C18H26N2O3
- tert-Butyl (3s)-3-methyl-4-(phenylacetyl)piperazine-1-carboxylate888972-54-1C18H26N2O3
- tert-Butyl 9-(pyrrolidin-1-yl)-2,3-dihydro-1,4-benzoxazepine-4(5H)-carboxylate1055880-28-8C18H26N2O3
- 6-Butyryl-3,3-dimethyl-2,3-dihydro-pyrrolo[3,2-b]pyridine-1-carboxylic acid tert-butyl ester1403901-73-4C18H26N2O3
- [(1-Cyanocyclopentyl)carbamoyl]methyl 2,2-dimethyl-3-(2-methylprop-1-en-1-yl)cyclopropane-1-carboxylate1424494-46-1C18H26N2O3
- Methyl 3-[(1-prop-2-ynylpiperidine-4-carbonyl)amino]bicyclo[2.2.1]heptane-2-carboxylate1385434-77-4C18H26N2O3
- (3-(4-Methoxyphenyl)azepan-1-yl)(morpholino)methanone1795303-12-6C18H26N2O3
- tert-Butyl N-{2-[N-(2-phenylethyl)prop-2-enamido]ethyl}carbamate2094481-41-9C18H26N2O3
- 1-(3-(4-Methoxypiperidin-1-yl)azetidin-1-yl)-2-(o-tolyloxy)ethanone2034527-34-7C18H26N2O3
- 1-(2-Methoxybenzoyl)-4-(3-methoxypyrrolidin-1-yl)piperidine2309556-50-9C18H26N2O3
- 2-(2-Methylphenoxy)-1-[4-(oxolan-3-yl)-1,4-diazepan-1-yl]ethan-1-one2320382-94-1C18H26N2O3
- 4-[2-({4-Methyl-2-[(oxolan-2-yl)methoxy]phenyl}amino)propyl]azetidin-2-one2249210-04-4C18H26N2O3
- 2,5-Bis(cyclopentylamino)-3-methoxy-6-methylcyclohexa-2,5-diene-1,4-dione70960-86-0C18H26N2O3
- Carbamic acid, [3-methyl-1-(1-pyrrolidinylcarbonyl)butyl]-, phenylmethyl ester, (S)-56414-66-5C18H26N2O3
- 1-(2,2-Dimethylpropanoyl)-N-(2-methoxyphenyl)piperidine-4-carboxamide945312-29-8C18H26N2O3
- (2E)-3-(3,4-Dimethoxyphenyl)-N-[3-(pyrrolidin-1-yl)propyl]prop-2-enamide931977-05-8C18H26N2O3
- 1-(t-Butoxycarbonyl)-4-(3-oxo-3-(3-pyridyl)propyl)piperidine301186-57-2C18H26N2O3
- Phenylmethyl 4-[ethyl(1-oxopropyl)amino]-1-piperidinecarboxylate159874-39-2C18H26N2O3
- 1-{2-[2-(Propan-2-yl)phenoxy]propanoyl}piperidine-4-carboxamide1125412-79-4C18H26N2O3
- [(1-Cyanocyclohexyl)carbamoyl]methyl 2-{bicyclo[2.2.1]heptan-2-yl}acetate1212355-93-5C18H26N2O3
- tert-Butyl 4-(2,3-dimethylbenzoyl)piperazine-1-carboxylate169447-65-8C18H26N2O3
- tert-Butyl (2-oxo-1-pentyl-2,3-dihydro-1H-indol-3-yl)carbamate913547-51-0C18H26N2O3
- (R)-3-[Cyclopropyl-(2-hydroxy-ethyl)-amino]-piperidine-1-carboxylic acid benzyl ester1354002-06-4C18H26N2O3
- (S)-3-[Cyclopropyl-(2-hydroxy-ethyl)-amino]-piperidine-1-carboxylic acid benzyl ester1354010-64-2C18H26N2O3
- 4-[Cyclopropyl-(2-hydroxy-ethyl)-amino]-piperidine-1-carboxylic acid benzyl ester1353953-31-7C18H26N2O3
- Cyclopropyl-[1-(2-hydroxy-ethyl)-piperidin-4-yl]-carbamic acid benzyl ester1353984-59-4C18H26N2O3
- tert-Butyl 3-[(2,2-dimethylpropanoyl)amino]-6,7-dihydro-5H-cyclopenta[c]pyridine-7-carboxylate1374575-35-5C18H26N2O3
- tert-Butyl 3-hydroxy-4-(1,2,3,4-tetrahydroisoquinolin-2-yl)pyrrolidine-1-carboxylate2580248-29-7C18H26N2O3
- tert-Butyl 4-(4-acetamidophenyl)piperidine-1-carboxylate1612155-93-7C18H26N2O3
- tert-Butyl (5-benzylhexahydro-2H-furo[2,3-c]pyrrol-3-yl)carbamate479090-76-1C18H26N2O3
- 7,7-Dimethyl-N-(3-phenylpropyl)-6,8-dioxa-2-azaspiro[3.5]nonane-2-carboxamide1396860-39-1C18H26N2O3
- tert-Butyl 4-(4-amino-3-ethoxyphenyl)-5,6-dihydropyridine-1(2H)-carboxylate1390658-05-5C18H26N2O3
- Benzyl 3-(diethylcarbamoyl)piperidine-1-carboxylate1789435-12-6C18H26N2O3
- 1-[3-(4-Methoxypiperidin-1-yl)azetidin-1-yl]-2-phenoxypropan-1-one2034308-82-0C18H26N2O3
- 1-(4-Cyclobutyl-1,4-diazepan-1-yl)-2-(2-methoxyphenoxy)ethan-1-one2309711-00-8C18H26N2O3
- 4-(4-Carbamoyl-3-methyl-phenyl)-piperidine-1-carboxylic acid tert-butyl ester2270912-92-8C18H26N2O3
- 1-[4-(Oxolan-3-yl)-1,4-diazepan-1-yl]-2-phenoxypropan-1-one2310100-02-6C18H26N2O3
- 4-[(4-Methoxyphenyl)methyl]-2-(piperidine-1-carbonyl)morpholine2415540-36-0C18H26N2O3
- tert-Butyl N-[1-(2-ethylphenyl)-2-(prop-2-enamido)ethyl]carbamate2411235-32-8C18H26N2O3
- (2E)-N-(2,7-Dimethoxy-1,2,3,4-tetrahydronaphthalen-1-yl)-4-(dimethylamino)but-2-enamide2411335-10-7C18H26N2O3
- (E)-N-Benzyl-4-(dimethylamino)-N-[(3-hydroxyoxolan-3-yl)methyl]but-2-enamide2411329-32-1C18H26N2O3
- (E)-4-(Dimethylamino)-N-[2-[(2,2-dimethyl-3H-1-benzofuran-7-yl)oxy]ethyl]but-2-enamide2411334-03-5C18H26N2O3
- (E)-4-(Dimethylamino)-N-[(5-ethoxy-2-methyl-2,3-dihydro-1-benzofuran-6-yl)methyl]but-2-enamide2411327-71-2C18H26N2O3
- 3-[(3-Methoxy-4-methylphenyl)methyl-prop-2-enoylamino]-N-propan-2-ylpropanamide2411217-32-6C18H26N2O3
- 3-Methyl-4-{[1-(oxane-4-carbonyl)piperidin-4-yl]methoxy}pyridine2640842-61-9C18H26N2O3
- 3-Methyl-4-{[1-(oxane-2-carbonyl)piperidin-4-yl]methoxy}pyridine2640974-83-8C18H26N2O3
- Rel-benzyl (2R,6R)-2-methyl-4-oxa-1,9-diazaspiro[5.6]dodecane-9-carboxylate1639963-91-9C18H26N2O3
- Rel-benzyl (2S,6R)-2-methyl-4-oxa-1,9-diazaspiro[5.6]dodecane-9-carboxylate1639963-92-0C18H26N2O3
- 1-Azetidinecarboxylic acid, 3-[[2-(hydroxymethyl)-1-piperidinyl]methyl]-, phenylmethyl ester1823787-21-8C18H26N2O3
- tert-Butyl (1R,4R,6S)-5-benzyl-6-(hydroxymethyl)-2,5-diazabicyclo[2.2.1]heptane-2-carboxylate2773311-60-5C18H26N2O3
- 1-Propanone, 3-(4-morpholinyl)-2-(4-morpholinylmethyl)-1-phenyl-90548-90-6C18H26N2O3
Frequently asked questions
What is the molar mass of C18H26N2O3?
The molar mass of C18H26N2O3 is 318.42 g/mol, calculated from standard atomic weights for 18 carbon atoms, 26 hydrogen atoms, 2 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 320.2026 Da.
How many compounds have the formula C18H26N2O3?
CompoundList lists 322 compounds with the molecular formula C18H26N2O3, including tert-Butyl (S)-(2-oxo-1-phenyl-2-(piperidin-1-yl)ethyl)carbamate, 1-(4-Methylbenzyl)-5-oxopyrrolidine-3-carboxylic acid-piperidine (1:1), (1-Benzyl-6-hydroxymethyl-1,2,5,6-tetrahydro-pyridin-3-yl)-carbamic acid tert-butyl ester. 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 C18H26N2O3?
C18H26N2O3 has a degree of unsaturation of 7. 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.