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 201 to 300 of 322 compounds
(S)-tert-Butyl 2-((2,6-dimethylphenyl)carbamoyl)pyrrolidine-1-carboxylate
CAS 151416-38-5C18H26N2O3
![Benzamide, 5-(acetylamino)-N-butyl-2-[(3-methyl-2-butenyl)oxy]- chemical structure, C18H26N2O3, CAS 400039-29-4](/s/GIARFDJOPZKABX-UHFFFAOYSA-N.svg)
Benzamide, 5-(acetylamino)-N-butyl-2-[(3-methyl-2-butenyl)oxy]-
CAS 400039-29-4C18H26N2O3
tert-Butyl (R)-(2-oxo-1-phenyl-2-(piperidin-1-yl)ethyl)carbamate
CAS 129157-07-9C18H26N2O3
![Ethyl 6-[3-(2-aminoethyl)-1H-indol-5-yloxy]hexanoate chemical structure, C18H26N2O3, CAS 179012-48-7](/s/MHDJVAZPFIJYFG-UHFFFAOYSA-N.svg)
Ethyl 6-[3-(2-aminoethyl)-1H-indol-5-yloxy]hexanoate
CAS 179012-48-7C18H26N2O3
![tert-Butyl [1-(phenylacetyl)piperidin-4-yl]carbamate chemical structure, C18H26N2O3, CAS 188788-26-3](/s/SFWBWJWAUFCGKW-UHFFFAOYSA-N.svg)
tert-Butyl [1-(phenylacetyl)piperidin-4-yl]carbamate
CAS 188788-26-3C18H26N2O3
1-(2,2-Dimethylpropanoyl)-N-(3-methoxyphenyl)piperidine-4-carboxamide
CAS 945359-82-0C18H26N2O3
![1-Piperidinecarboxylic acid, 4-[(methylphenylamino)carbonyl]-, 1,1-dimethylethyl ester chemical structure, C18H26N2O3, CAS 195503-42-5](/s/DVXPHFQRYOPLFJ-UHFFFAOYSA-N.svg)
1-Piperidinecarboxylic acid, 4-[(methylphenylamino)carbonyl]-, 1,1-dimethylethyl ester
CAS 195503-42-5C18H26N2O3
![1-[2-(2,3-Dimethylphenoxy)butanoyl]piperidine-4-carboxamide chemical structure, C18H26N2O3, CAS 1083243-13-3](/s/IBVMSSGUJSTWLJ-UHFFFAOYSA-N.svg)
1-[2-(2,3-Dimethylphenoxy)butanoyl]piperidine-4-carboxamide
CAS 1083243-13-3C18H26N2O3
![Carbamic acid, N-[2-(3,4-dihydro-1-oxo-2(1H)-isoquinolinyl)-1,1-dimethylethyl]-, 1,1-dimethylethyl ester chemical structure, C18H26N2O3, CAS 1263282-42-3](/s/ZZZMNKWETVCFNQ-UHFFFAOYSA-N.svg)
Carbamic acid, N-[2-(3,4-dihydro-1-oxo-2(1H)-isoquinolinyl)-1,1-dimethylethyl]-, 1,1-dimethylethyl ester
CAS 1263282-42-3C18H26N2O3
7-Amino-3-octyloxy-4-hydroxy-1-methyl-2(1H)-quinolinone
CAS 194037-06-4C18H26N2O3
![Ethyl 4-methyl-4-[phenyl(propanoyl)amino]piperidine-1-carboxylate chemical structure, C18H26N2O3, CAS 303983-36-0](/s/NTTHLPOXXDGHAP-UHFFFAOYSA-N.svg)
Ethyl 4-methyl-4-[phenyl(propanoyl)amino]piperidine-1-carboxylate
CAS 303983-36-0C18H26N2O3
![1-[4-(Diethylamino)benzamido]cyclohexane-1-carboxylic acid chemical structure, C18H26N2O3, CAS 652172-63-9](/s/SQVMDWZFUKUPLX-UHFFFAOYSA-N.svg)
1-[4-(Diethylamino)benzamido]cyclohexane-1-carboxylic acid
CAS 652172-63-9C18H26N2O3
tert-Butyl 3-(ethylamino)-5-(2-oxopiperidin-1-yl)benzoate
CAS 706823-08-7C18H26N2O3
tert-Butyl 4-(4-acetylphenyl)-1,4-diazepane-1-carboxylate
CAS 364734-99-6C18H26N2O3
![tert-Butyl 6-butyryl-2,3-dihydro-3,3-dimethylpyrrolo[3,2-c]pyridine-1-carboxylate chemical structure, C18H26N2O3, CAS 1403902-23-7](/s/PLPVRJBXPPKAJA-UHFFFAOYSA-N.svg)
tert-Butyl 6-butyryl-2,3-dihydro-3,3-dimethylpyrrolo[3,2-c]pyridine-1-carboxylate
CAS 1403902-23-7C18H26N2O3
2-Ethylhexyl 1-phenyl-4,5-dihydro-1H-pyrazol-3-yl carbonate
CAS 111882-93-0C18H26N2O3
tert-Butyl 4-(2-(allyloxy)phenyl)piperazine-1-carboxylate
CAS 1255099-07-0C18H26N2O3
![N-(3-Phenylpropyl)-1,9-dioxa-4-azaspiro[5.5]undecane-4-carboxamide chemical structure, C18H26N2O3, CAS 1421462-75-0](/s/SGJZRFYTWXSPCI-UHFFFAOYSA-N.svg)
N-(3-Phenylpropyl)-1,9-dioxa-4-azaspiro[5.5]undecane-4-carboxamide
CAS 1421462-75-0C18H26N2O3
tert-Butyl (2-(1,2,3,4-tetrahydronaphthalene-1-carboxamido)ethyl)carbamate
CAS 1371788-45-2C18H26N2O3
tert-Butyl 3-acetyl-4-benzylpiperazine-1-carboxylate
CAS 1824363-48-5C18H26N2O3
![tert-Butyl N-{2-[(1-methyl-2,3-dihydro-1H-indol-5-yl)methyl]-3-oxopropyl}carbamate chemical structure, C18H26N2O3, CAS 1803571-84-7](/s/AAAYULDZXOCSIE-UHFFFAOYSA-N.svg)
tert-Butyl N-{2-[(1-methyl-2,3-dihydro-1H-indol-5-yl)methyl]-3-oxopropyl}carbamate
CAS 1803571-84-7C18H26N2O3
tert-Butyl 3,4-dihydro-6-morpholinoisoquinoline-2(1H)-carboxylate
CAS 1400756-63-9C18H26N2O3
![tert-Butyl N-[[1-(3-formylphenyl)piperidin-3-yl]methyl]carbamate chemical structure, C18H26N2O3, CAS 1260811-09-3](/s/BBPYPVDCLCMNJM-UHFFFAOYSA-N.svg)
tert-Butyl N-[[1-(3-formylphenyl)piperidin-3-yl]methyl]carbamate
CAS 1260811-09-3C18H26N2O3
Benzyl 4-(3,3-dimethyl-2-oxobutyl)piperazine-1-carboxylate
CAS 1791257-36-7C18H26N2O3
- Ethyl (S)-2-ethoxy-4-(hexahydropyrrolo[1,2-A]pyrazin-2(1H)-YL)benzoate1845753-93-6C18H26N2O3
- N-(2-Methoxyethyl)-2-(spiro[chroman-2,4'-piperidin]-4-yl)acetamide1422135-49-6C18H26N2O3
- tert-Butyl (3R,4R)-3-[(2,3-dihydro-1H-inden-2-yl)amino]-4-hydroxypyrrolidine-1-carboxylate2380923-34-0C18H26N2O3
- 4-[1-(2-Phenoxyethyl)piperidine-4-carbonyl]morpholine2180454-13-9C18H26N2O3
- Benzyl 4-(dimethylcarbamoyl)-3,5-dimethylpiperidine-1-carboxylate2230408-96-3C18H26N2O3
- tert-Butyl 2-(4-(benzyloxy)cyclohexylidene)hydrazine-1-carboxylate2101701-53-3C18H26N2O3
- 2-Methyl-4-{[1-(oxane-4-carbonyl)piperidin-4-yl]methoxy}pyridine2379953-42-9C18H26N2O3
- 2-Methyl-4-{[1-(oxane-2-carbonyl)piperidin-4-yl]methoxy}pyridine2380009-05-0C18H26N2O3
- tert-Butyl 3-benzyl-6-oxa-3,7-diazabicyclo[3.2.2]nonane-7-carboxylate2253638-80-9C18H26N2O3
- 2-(2-Methylphenoxy)-N-{[1-(morpholin-4-yl)cyclobutyl]methyl}acetamide2380143-41-7C18H26N2O3
- 4-(2-Phenoxyethyl)-2-(piperidine-1-carbonyl)morpholine2415502-85-9C18H26N2O3
- tert-Butyl 2-phenyl-3-oxa-1,8-diazaspiro[4.5]decane-8-carboxylate2387519-06-2C18H26N2O3
- 3-Butyl-1,3,4,6,7,11b-hexahydro-9,10-dimethoxy-2H-pyrimido[6,1-a]isoquinolin-2-one98636-76-1C18H26N2O3
- N-(5-Acetyl-2-propoxyphenyl)-1-piperidineacetamide54375-55-2C18H26N2O3
- 1-Cyclopropanecarbonyl-4-[(3,5-dimethoxyphenyl)methyl]-1,4-diazepane2877721-61-2C18H26N2O3
- tert-Butyl N-(2-{1'-amino-[1,1'-bi(cyclopropane)]-1-yl}-5-methoxyphenyl)carbamate2228381-64-2C18H26N2O3
- tert-Butyl N-(2-{1'-amino-[1,1'-bi(cyclopropane)]-1-yl}-4-methoxyphenyl)carbamate2229084-51-7C18H26N2O3
- tert-Butyl N-(4-{1'-amino-[1,1'-bi(cyclopropane)]-1-yl}-2-methoxyphenyl)carbamate2228538-58-5C18H26N2O3
- Methyl 2-benzyl-3-[(2E)-4-(dimethylamino)but-2-enamido]butanoate2411325-43-2C18H26N2O3
- tert-Butyl N-(4-{1'-amino-[1,1'-bi(cyclopropane)]-1-yl}-3-methoxyphenyl)carbamate2229232-33-9C18H26N2O3
- N-Cyclopropyl-1-[(3,5-dimethoxyphenyl)methyl]piperidine-3-carboxamide2877702-15-1C18H26N2O3
- tert-Butyl 4-(3,4-dihydro-2H-benzo[B][1,4]oxazin-8-yl)piperidine-1-carboxylate3023411-01-7C18H26N2O3
- tert-Butyl 4-(3,4-dihydro-2H-chromen-4-yl)piperazine-1-carboxylate229345-41-9C18H26N2O3
- Benzyl N-[(1S)-1-(cyclopentylcarbamoyl)-2-methylpropyl]carbamateC18H26N2O3
- Spiro[benzo[b]furan-3(2H),4'-piperidine]-1'-carboxylic acid,5-(aminomethyl)-,1,1-dimethylethyl ester1025688-31-6C18H26N2O3
- 1-(7-((2,2-Diethoxyethylamino)methyl)-1-methyl-1H-indol-3-yl)ethanone1251833-98-3C18H26N2O3
- tert-Butyl N-[2-oxo-2-(4-phenylpiperidin-1-yl)ethyl]carbamate189762-38-7C18H26N2O3
- tert-Butyl 4-(2,3-dihydro-1H-indol-4-yloxy)piperidine-1-carboxylate1001397-78-9C18H26N2O3
- Ethyl 5-(4-benzoylpiperazin-1-yl)pentanoate62522-28-5C18H26N2O3
- N-(5,6-Dihydroxy-6-methylheptyl)-2-(1H-indol-3-yl)acetamide61755-39-3C18H26N2O3
- 5-(4-Methoxyphenyl)-1-(2-propylpentanoyl)pyrazolidin-3-one740812-33-3C18H26N2O3
- Nonyl [3-(isocyanatomethyl)phenyl]carbamate823791-08-8C18H26N2O3
- Benzyl 2-(2-hydroxyethyl)-2,8-diazaspiro[4.5]decane-8-carboxylate1420832-23-0C18H26N2O3
- Benzyl 8-(2-hydroxyethyl)-2,8-diazaspiro[4.5]decane-2-carboxylate1420832-50-3C18H26N2O3
- 2-{[(2,3-Dihydro-1,4-benzodioxin-6-yl)methyl](methyl)amino}-1-(4-methylpiperidin-1-yl)ethan-1-one1794879-23-4C18H26N2O3
- Benzyl 4-(4-hydroxypiperidin-1-yl)piperidine-1-carboxylate864291-76-9C18H26N2O3
- tert-Butyl (4aS,7aS)-4-benzylhexahydropyrrolo[3,4-b][1,4]oxazine-6(2H)-carboxylateC18H26N2O3
- 1-(6-Ethyl-7-(1-hydroxyimino-ethyl)-4,4-dimethyl-3,4-dihydro-2H-quinolin-1-yl)-2-methoxy-ethanone1254928-56-7C18H26N2O3
- 4-[1-(2-Phenoxyethyl)piperidine-3-carbonyl]morpholine2181005-36-5C18H26N2O3
- 1-(Azepan-1-yl)-2-{[(2,3-dihydro-1,4-benzodioxin-6-yl)methyl](methyl)amino}ethan-1-one2183824-45-3C18H26N2O3
- tert-Butyl 4-(5-carbamoyl-2-methylphenyl)piperidine-1-carboxylate2904515-80-4C18H26N2O3
- 4-{1-[(3-Methoxyphenyl)methyl]piperidine-3-carbonyl}morpholine2742020-35-3C18H26N2O3
- 4-[(2,5-Dimethylphenyl)methyl]-2-(morpholine-4-carbonyl)morpholine2640958-61-6C18H26N2O3
- 2-(Benzyloxy)-1-[4-(oxolan-3-yl)-1,4-diazepan-1-yl]ethan-1-one2415500-45-5C18H26N2O3
- 4-[(3-Methoxyphenyl)methyl]-2-(piperidine-1-carbonyl)morpholine2415527-25-0C18H26N2O3
- Benzyl 3-hydroxy-[1,4'-bipiperidine]-1'-carboxylate1823396-40-2C18H26N2O3
- N-{1-[(3,5-Dimethoxyphenyl)methyl]piperidin-3-yl}cyclopropanecarboxamide2742015-78-5C18H26N2O3
- N-Cyclopropyl-1-[(3,5-dimethoxyphenyl)methyl]piperidine-4-carboxamide2741929-45-1C18H26N2O3
- N-{1-[(3,5-Dimethoxyphenyl)methyl]piperidin-4-yl}cyclopropanecarboxamide2770581-63-8C18H26N2O3
- tert-Butyl 4-(((6-vinylpyridin-3-yl)oxy)methyl)piperidine-1-carboxylate2988145-56-6C18H26N2O3
- tert-Butyl 3-(((6-vinylpyridin-3-yl)oxy)methyl)piperidine-1-carboxylate2990516-58-8C18H26N2O3
- tert-Butyl N-{1-[benzyl(methyl)amino]-3-oxopent-4-en-2-yl}carbamate2137824-50-9C18H26N2O3
- tert-Butyl 5-{4-methyl-4H,5H,6H,7H-furo[3,2-c]pyridin-4-yl}-2-azabicyclo[2.1.1]hexane-2-carboxylate1996098-97-5C18H26N2O3
- tert-Butyl 10-phenyl-6-oxa-2,9-diazaspiro[4.5]decane-2-carboxylate2171876-59-6C18H26N2O3
- tert-Butyl N-({5-[(2-methylcyclopropyl)amino]-2,3-dihydro-1-benzofuran-2-yl}methyl)carbamate2172534-22-2C18H26N2O3
- tert-Butyl N-({5-[(cyclopropylmethyl)amino]-2,3-dihydro-1-benzofuran-2-yl}methyl)carbamate2172487-52-2C18H26N2O3
- tert-Butyl N-[2-(1-ethyl-2,3-dihydro-1H-indol-5-yl)-1-oxopropan-2-yl]carbamate2228569-30-8C18H26N2O3
- tert-Butyl N-{1-oxo-2-[4-(pyrrolidin-1-yl)phenyl]propan-2-yl}carbamate2228332-37-2C18H26N2O3
- tert-Butyl N-methyl-N-[2-(1-methyl-2,3-dihydro-1H-indol-5-yl)-1-oxopropan-2-yl]carbamate2229382-93-6C18H26N2O3
- tert-Butyl N-[1-(1-ethyl-2,3-dihydro-1H-indol-5-yl)-2-oxoethyl]-N-methylcarbamate2228445-71-2C18H26N2O3
- tert-Butyl N-{1-oxo-2-[2-(pyrrolidin-1-yl)phenyl]propan-2-yl}carbamate2228920-78-1C18H26N2O3
- tert-Butyl N-methyl-N-{2-oxo-1-[4-(pyrrolidin-1-yl)phenyl]ethyl}carbamate2229107-98-4C18H26N2O3
- tert-Butyl 3-[(2,3-dihydro-1-benzofuran-5-yl)methyl]piperazine-1-carboxylate2229638-00-8C18H26N2O3
- tert-Butyl 2-(3,4-dihydro-1H-2-benzopyran-6-yl)piperazine-1-carboxylate2229435-57-6C18H26N2O3
- tert-Butyl 3-(2-methyl-2,3-dihydro-1-benzofuran-5-yl)piperazine-1-carboxylate2228518-62-3C18H26N2O3
- tert-Butyl 2-(3,4-dihydro-2H-1-benzopyran-3-yl)piperazine-1-carboxylate2228890-73-9C18H26N2O3
- tert-Butyl 2-[(2,3-dihydro-1-benzofuran-5-yl)methyl]piperazine-1-carboxylate2228260-08-8C18H26N2O3
- tert-Butyl N-[1-(1-benzylpyrrolidin-2-yl)-2-oxoethyl]carbamate2228559-15-5C18H26N2O3
- tert-Butyl 5-{7-methyl-4H,5H,6H,7H-furo[2,3-c]pyridin-7-yl}-2-azabicyclo[2.1.1]hexane-2-carboxylate2138394-82-6C18H26N2O3
- tert-Butyl N-{3-[1-(1-aminocyclopropyl)cyclopropyl]-4-methoxyphenyl}carbamate2228522-99-2C18H26N2O3
- tert-Butyl 3-(3,4-dihydro-1H-2-benzopyran-6-yl)piperazine-1-carboxylate2141340-54-5C18H26N2O3
- tert-Butyl 2-(2-methyl-2,3-dihydro-1-benzofuran-5-yl)piperazine-1-carboxylate2229465-89-6C18H26N2O3
- tert-Butyl N-[3-amino-2-methyl-2-(3-methyl-1-benzofuran-2-yl)propyl]carbamate2228327-04-4C18H26N2O3
- tert-Butyl 3-(3,4-dihydro-2H-1-benzopyran-3-yl)piperazine-1-carboxylate2228481-67-0C18H26N2O3
- rac-tert-Butyl (2R,3S)-5-oxo-3-phenyl-4-(propan-2-yl)piperazine-2-carboxylate2639375-99-6C18H26N2O3
- tert-Butyl 4-[(3-amino-3-cyclopropylpropanamido)methyl]benzoate2639423-36-0C18H26N2O3
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 (S)-tert-Butyl 2-((2,6-dimethylphenyl)carbamoyl)pyrrolidine-1-carboxylate, Benzamide, 5-(acetylamino)-N-butyl-2-[(3-methyl-2-butenyl)oxy]-, tert-Butyl (R)-(2-oxo-1-phenyl-2-(piperidin-1-yl)ethyl)carbamate. 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.