Molecular formula
C18H23NO5
189 compounds have this formula on CompoundList.
- Molar mass
- 333.38g/mol
- Monoisotopic mass
- 333.1576Da
- Atoms
- 47
- Elements
- 4
- Rings plus double bonds
- 8
The formula C18H23NO5 describes a molecule made of 18 carbon atoms, 23 hydrogen atoms, 1 nitrogen atom and 5 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 × 1864.85%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 236.95%1.008 × 23 = 23.184 g/mol
- N Nitrogen × 14.20%14.007 × 1 = 14.007 g/mol
- O Oxygen × 523.99%15.999 × 5 = 79.995 g/mol
Look up another formula
Compounds with the formula C18H23NO5
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 189 compounds
Seneciphylline
CAS 480-81-9C18H23NO5
Pentopril
CAS 82924-03-6C18H23NO5
(6beta,7beta,9alpha,13alpha)-8,14-Didehydro-3,8-dimethoxymorphinan-4,6,7-triol
CAS 109351-36-2C18H23NO5
![4-[2-[2-(3,4-Dimethoxyphenyl)ethylamino]-1-hydroxyethyl]benzene-1,2-diol chemical structure, C18H23NO5, CAS 75241-20-2](/s/DIPGFXJERHNAQQ-UHFFFAOYSA-N.svg)
4-[2-[2-(3,4-Dimethoxyphenyl)ethylamino]-1-hydroxyethyl]benzene-1,2-diol
CAS 75241-20-2C18H23NO5
![Ethyl 5-[[[[5-(1,1-dimethylethyl)-2-methyl-3-furanyl]carbonyl]amino]methyl]-2-furancarboxylate chemical structure, C18H23NO5, CAS 446054-19-9](/s/BEEZNWLPFBEOPP-UHFFFAOYSA-N.svg)
Ethyl 5-[[[[5-(1,1-dimethylethyl)-2-methyl-3-furanyl]carbonyl]amino]methyl]-2-furancarboxylate
CAS 446054-19-9C18H23NO5
2-Cyclopentyl 5-methyl 3,6-dimethyl-4-oxo-4,5,6,7-tetrahydro-1H-indole-2,5-dicarboxylate
CAS 847461-76-1C18H23NO5
3,4,5-Triethoxy-N-(2-furylmethyl)benzamide
CAS 5551-02-0C18H23NO5
Diethyl 2,6-dimethyl-4-(5-methylfuran-2-yl)-1,4-dihydropyridine-3,5-dicarboxylate
CAS 253334-17-7C18H23NO5
Benzyl 4-(3-ethoxy-3-oxopropanoyl)piperidine-1-carboxylate
CAS 167414-75-7C18H23NO5
![N-(3-Methoxyphenyl)-7,7-dimethyl-2-oxo-1,8-dioxaspiro[4.5]decane-4-carboxamide chemical structure, C18H23NO5, CAS 672274-59-8](/s/QPYXDYFTEKSINJ-UHFFFAOYSA-N.svg)
N-(3-Methoxyphenyl)-7,7-dimethyl-2-oxo-1,8-dioxaspiro[4.5]decane-4-carboxamide
CAS 672274-59-8C18H23NO5
Ethyl 5-(2-ethoxy-2-oxoethoxy)-1-ethyl-2-methyl-1H-indole-3-carboxylate
CAS 59839-76-8C18H23NO5
Ethyl 8-(2,4-dioxo-2H-1,3-benzoxazin-3(4H)-yl)octanoate
CAS 287935-37-9C18H23NO5
![N-(4-Methoxyphenyl)-7,7-dimethyl-2-oxo-1,8-dioxaspiro[4.5]decane-4-carboxamide chemical structure, C18H23NO5, CAS 633284-11-4](/s/GOPDTJMAMUZZSL-UHFFFAOYSA-N.svg)
N-(4-Methoxyphenyl)-7,7-dimethyl-2-oxo-1,8-dioxaspiro[4.5]decane-4-carboxamide
CAS 633284-11-4C18H23NO5
![N-(2,5-Dimethoxyphenyl)-4,7,7-trimethyl-3-oxo-2-oxabicyclo[2.2.1]heptane-1-carboxamide chemical structure, C18H23NO5, CAS 613658-67-6](/s/UFSCZZKBMVUKLB-UHFFFAOYSA-N.svg)
N-(2,5-Dimethoxyphenyl)-4,7,7-trimethyl-3-oxo-2-oxabicyclo[2.2.1]heptane-1-carboxamide
CAS 613658-67-6C18H23NO5
Narcissidine
CAS 27857-07-4C18H23NO5
3-Acetyl-1-butyl-2-(2,4-dimethoxyphenyl)-4-hydroxy-2H-pyrrol-5-one
CAS 425422-42-0C18H23NO5
1-((2-Methoxyethyl)amino)-3-methyl-1-oxobutan-2-yl 2H-chromene-3-carboxylate
CAS 841282-41-5C18H23NO5
![[2-(3,5-Dimethylpiperidin-1-yl)-2-oxoethyl] 2,3-dihydro-1,4-benzodioxine-6-carboxylate chemical structure, C18H23NO5, CAS 736958-04-6](/s/RKJWIZWMAIZNRK-UHFFFAOYSA-N.svg)
[2-(3,5-Dimethylpiperidin-1-yl)-2-oxoethyl] 2,3-dihydro-1,4-benzodioxine-6-carboxylate
CAS 736958-04-6C18H23NO5
![Methyl 4-[[2-(cyclohexanecarbonylamino)acetyl]oxymethyl]benzoate chemical structure, C18H23NO5, CAS 878469-82-0](/s/QBRKMAFKMTZVGX-UHFFFAOYSA-N.svg)
Methyl 4-[[2-(cyclohexanecarbonylamino)acetyl]oxymethyl]benzoate
CAS 878469-82-0C18H23NO5
2-((3-(Cyclohex-3-en-1-ylmethoxy)-2-hydroxypropyl)carbamoyl)benzoic acid
CAS 431995-75-4C18H23NO5
![(8-Acetyl-8-azabicyclo[3.2.1]octan-3-yl) 3,4-dimethoxybenzoate chemical structure, C18H23NO5, CAS 72994-86-6](/s/HZEOENYXYFFKIU-UHFFFAOYSA-N.svg)
(8-Acetyl-8-azabicyclo[3.2.1]octan-3-yl) 3,4-dimethoxybenzoate
CAS 72994-86-6C18H23NO5
Rigidiusculamide C
CAS 1196976-95-0C18H23NO5
3-Acetyl-1-butyl-2-(3,4-dimethoxyphenyl)-4-hydroxy-2H-pyrrol-5-one
CAS 425413-73-6C18H23NO5
![Ethyl 1-[2-(4-methylbenzoyloxy)acetyl]piperidine-4-carboxylate chemical structure, C18H23NO5, CAS 379732-14-6](/s/UGSFQORPYATUOE-UHFFFAOYSA-N.svg)
Ethyl 1-[2-(4-methylbenzoyloxy)acetyl]piperidine-4-carboxylate
CAS 379732-14-6C18H23NO5
- Spartioidine520-59-2C18H23NO5
- Methyl (1R,2R,3R,5S,7R)-3-(benzoyloxy)-7-methoxy-8-methyl-8-azabicyclo[3.2.1]octane-2-carboxylate152231-27-1C18H23NO5
- N-({1,4-Dioxaspiro[4.5]decan-2-yl}methyl)-2,3-dihydro-1,4-benzodioxine-2-carboxamide1211198-30-9C18H23NO5
- Pyrrolizidine alkaloid N-oxide, MM-I-54 semisynthetic81340-07-0C18H23NO5
- (7,7-Dimethyl-6,8-dioxa-2-azaspiro[3.5]nonan-2-yl)(3-methyl-2,3-dihydrobenzo[b][1,4]dioxin-2-yl)methanone1396626-37-1C18H23NO5
- (S)-4-(2-Hydroxy-3-((2-(2-methoxyphenoxy)ethyl)amino)propoxy)phenol2151041-09-5C18H23NO5
- Tazettadiol466-66-0C18H23NO5
- 6alpha-Oxycodol N-oxide71539-53-2C18H23NO5
- Benzyl 3-(3-ethoxy-3-oxopropanoyl)piperidine-1-carboxylate672323-13-6C18H23NO5
- Stephaboline36871-86-0C18H23NO5
- Benzoic acid, 2-[(3-carboxy-2,2,3-trimethylcyclopentanecarbonyl)amino]-, methyl ester330202-44-3C18H23NO5
- tert-Butyl 5-hydroxy-4-oxospiro[chroman-2,4'-piperidine]-1'-carboxylate911227-79-7C18H23NO5
- Methyl (S)-2-((tert-butoxycarbonyl)amino)-3-(4-(prop-2-yn-1-yloxy)phenyl)propanoate949894-57-9C18H23NO5
- (R)-tert-Butyl 2-(1,3-dioxoisoindolin-2-yloxy)-4-methylpentanoate380886-35-1C18H23NO5
- 1'-(tert-Butoxycarbonyl)-3H-spiro[isobenzofuran-1,4'-piperidine]-3-carboxylic acid937254-55-2C18H23NO5
- 2-(2-{Bicyclo[2.2.1]heptan-2-yl}acetamido)-4,5-dimethoxybenzoic acid749920-64-7C18H23NO5
- 1'-(tert-Butoxycarbonyl)-2H-spiro[benzofuran-3,4'-piperidine]-2-carboxylic acid937254-18-7C18H23NO5
- 2-[(Dimethylamino)methylene]-5-(2,3,4-trimethoxyphenyl)cyclohexane-1,3-dione1428140-01-5C18H23NO5
- Felbinac trometamol935886-64-9C18H23NO5
- tert-Butyl (1R,2S)-10-phenyl-3,9,11-trioxa-6-azatricyclo[5.4.0.02,4]undecane-6-carboxylate133697-22-0C18H23NO5
- 8-(Benzyloxycarbonyl)-1-oxa-8-azaspiro[4.6]undecane-3-carboxylic acid1160247-00-6C18H23NO5
- 2-tert-Butoxycarbonyloxy-indole-1-carboxylic acid tert-butyl ester1440526-59-9C18H23NO5
- TA-064 metabolite M-387081-59-2C18H23NO5
- tert-Butyl 6-hydroxy-4-oxospiro[chromane-2,4'-piperidine]-1'-carboxylate911227-48-0C18H23NO5
- 2-Benzyl 1-(tert-butyl) (S)-4-oxopiperidine-1,2-dicarboxylate1262396-25-7C18H23NO5
- 3-Quinolinecarboxylic acid, 1,4-dihydro-6,7-bis(2-methylpropoxy)-4-oxo-53776-45-7C18H23NO5
- Morpholine, 4-((6,7-diethoxy-3-methyl-2-benzofuranyl)carbonyl)-40713-21-1C18H23NO5
- 2-({4-[(Propan-2-yloxy)carbonyl]phenyl}carbamoyl)cyclohexanecarboxylic acid904812-00-6C18H23NO5
- 3-[(3,5-Dimethoxyphenyl)carbamoyl]bicyclo[2.2.2]octane-2-carboxylic acid913248-23-4C18H23NO5
- 3-[(2,5-Dimethoxyphenyl)carbamoyl]bicyclo[2.2.2]octane-2-carboxylic acid914630-57-2C18H23NO5
- Ethyl b-oxo-1-Cbz-2-piperidinepropanoate672323-15-8C18H23NO5
- Ethyl 1,3,4,6,7,11b-hexahydro-9,10-dimethoxy-2-oxo-2H-benzo[a]quinolizine-3-carboxylate5911-33-1C18H23NO5
- 1'-[(tert-Butoxy)carbonyl]-3H-spiro[1-benzofuran-2,4'-piperidine]-5-carboxylic acid1708126-13-9C18H23NO5
- 3-((3,4-Dimethoxybenzyl)carbamoyl)bicyclo[2.2.1]heptane-2-carboxylic acid1005246-02-5C18H23NO5
- 3-((3,4-Dimethoxyphenyl)carbamoyl)bicyclo[2.2.2]octane-2-carboxylic acid904788-23-4C18H23NO5
- tert-Butyl 6-methoxy-4-oxo-3,4-dihydrospiro[1-benzopyran-2,3'-pyrrolidine]-1'-carboxylate1794299-96-9C18H23NO5
- 4-Benzyl 1-(tert-butyl) 2-oxopiperidine-1,4-dicarboxylate2183577-01-5C18H23NO5
- O2-benzyl O1-tert-butyl 5-oxopiperidine-1,2-dicarboxylate2940940-61-2C18H23NO5
- 4-[(1R)-2-[2-(3,4-Dimethoxyphenyl)ethylamino]-1-hydroxyethyl]benzene-1,2-diol96843-99-1C18H23NO5
- 1-Benzyl 2-tert-butyl (2S)-5-oxopiperidine-1,2-dicarboxylate147489-30-3C18H23NO5
- Dehydrosenecionine28379-63-7C18H23NO5
- 2-Ethoxy-6-{[(3,4,5-trimethoxyphenyl)amino]methyl}phenol1232779-94-0C18H23NO5
- D-Leucine, N-[(7-hydroxy-3,4-dimethyl-2-oxo-2H-1-benzopyran-8-yl)methyl]-1331889-68-9C18H23NO5
- tert-Butyl 7-hydroxy-4-oxospiro[chroman-2,4'-piperidine]-1'-carboxylate956605-22-4C18H23NO5
- Ethyl N-tert-butyloxycarbonyl-5-ethoxyindole-2-carboxylate796870-16-1C18H23NO5
- (E)-3-(Benzo[d][1,3]dioxol-5-yl)-N-((1-(2-hydroxyethoxy)cyclopentyl)methyl)acrylamide2321337-60-2C18H23NO5
- 8-Acetyl-7-[2-hydroxy-3-(propan-2-ylamino)propoxy]-4-methylchromen-2-one77607-50-2C18H23NO5
- Ethyl 2-(8-benzoyl-1,4-dioxa-8-azaspiro[4.5]decan-6-yl)acetate7511-23-1C18H23NO5
- Dimethyl 2-(3-cyclopentylpropanoylamino)benzene-1,4-dicarboxylate543706-99-6C18H23NO5
- Morpholine, 3-ethyl-4-(4-hydroxy-3-methoxycinnamoyl)-, acetate19856-74-7C18H23NO5
- N-tert-Butoxycarbonyl 1-(5-methoxycarbonylbenzofur-7-yl)-2-aminopropane286836-95-1C18H23NO5
- 6-tert-Butoxycarbonyloxy-indole-1-carboxylic acid tert-butyl ester1350712-98-9C18H23NO5
- 1-Benzyl 2-tert-butyl 5-oxopiperidine-1,2-dicarboxylate1383814-66-1C18H23NO5
- 4-(Benzo[1,3]dioxole-5-carbonyl)-piperidine-1-carboxylic acid tert-butyl ester245057-59-4C18H23NO5
- 2-(3,4-Dimethoxyphenyl)-N-(3-(furan-2-yl)-2-hydroxy-2-methylpropyl)acetamide1795413-54-5C18H23NO5
- 2-Benzyl 1-(tert-butyl) (2S,4S)-4-methyl-5-oxopyrrolidine-1,2-dicarboxylate799764-90-2C18H23NO5
- 2-BenZyl 1-(tert-butyl) (2S,4R)-4-methyl-5-oxopyrrolidine-1,2-dicarboxylate799764-85-5C18H23NO5
- 2-(Benzo[d][1,3]dioxol-5-yloxy)-1-(3-(cyclopropylmethoxy)pyrrolidin-1-yl)propan-1-one2034387-32-9C18H23NO5
- 2-(Benzo[d][1,3]dioxol-5-yloxy)-N-(7-oxaspiro[3.5]nonan-1-yl)propanamide2320515-90-8C18H23NO5
- N-{[1-(2-Hydroxyethoxy)cyclopentyl]methyl}-7-methoxy-1-benzofuran-2-carboxamide2194847-24-8C18H23NO5
- Morpholine, 2-ethyl-4-(4-hydroxy-3-methoxycinnamoyl)-, acetate19856-73-6C18H23NO5
- Propanedioic acid, [2-oxo-1-(phenylmethyl)-3-pyrrolidinyl]-, diethyl ester61006-65-3C18H23NO5
- Dimethyl 1-benzyl-3,5-dimethyl-4-oxopiperidine-3,5-dicarboxylate862283-46-3C18H23NO5
- 1-Benzyl 3-ethyl 3-(2-oxoethyl)piperidine-1,3-dicarboxylate1092983-29-3C18H23NO5
- 2H-Isoindole-2-propanoic acid, 1,3-dihydro-4-(1-methylethoxy)-1,3-dioxo-, 1,1-dimethylethyl ester1256450-56-2C18H23NO5
- tert-Butyl 3-[3-(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)propoxy]propanoate1295644-57-3C18H23NO5
- N-(3-(2,5-Dimethylfuran-3-yl)-3-hydroxypropyl)-3,4-dimethoxybenzamide1421456-42-9C18H23NO5
- tert-Butyl 2-(4-(methoxycarbonyl)phenyl)-4-oxopiperidine-1-carboxylate1644668-25-6C18H23NO5
- 1-(tert-Butoxycarbonyl)-4-(2,3-dihydrobenzofuran-5-yl)pyrrolidine-3-carboxylic acid1366887-39-9C18H23NO5
- Methyl 4-(2-methoxy-2-oxoethyl)-3,4-dihydrospiro[[1]benzopyran-2,4'-piperidine]-6-carboxylate1356386-20-3C18H23NO5
- Methyl (E)-4-[4-(2-ethoxyphenoxy)piperidin-1-yl]-4-oxobut-2-enoate2411327-83-6C18H23NO5
- Methyl (E)-4-[[4-(2-methoxyphenyl)oxan-4-yl]methylamino]-4-oxobut-2-enoate2411333-50-9C18H23NO5
- 3-({1-[(tert-Butoxy)carbonyl]piperidin-4-yl}carbonyl)benzoic acid2803476-91-5C18H23NO5
- 1-Indanol, 3-(4-piperidyl)-, fumarate (1:1) (salt)20902-75-4C18H23NO5
- 10-(1,3-Dioxo-1,3-dihydro-2H-isoindol-2-yl)decaneperoxoic acid224645-20-9C18H23NO5
- Diethyl acetamido[(2-ethenylphenyl)methyl]propanedioate59990-96-4C18H23NO5
Frequently asked questions
What is the molar mass of C18H23NO5?
The molar mass of C18H23NO5 is 333.38 g/mol, calculated from standard atomic weights for 18 carbon atoms, 23 hydrogen atoms, 1 nitrogen atom and 5 oxygen atoms. The monoisotopic mass is 333.1576 Da.
How many compounds have the formula C18H23NO5?
CompoundList lists 189 compounds with the molecular formula C18H23NO5, including Seneciphylline, Pentopril, (6beta,7beta,9alpha,13alpha)-8,14-Didehydro-3,8-dimethoxymorphinan-4,6,7-triol. 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 C18H23NO5?
C18H23NO5 has a degree of unsaturation of 8. 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.