Molecular formula
C18H20N2O5
208 compounds have this formula on CompoundList.
- Molar mass
- 344.37g/mol
- Monoisotopic mass
- 344.1372Da
- Atoms
- 45
- Elements
- 4
- Rings plus double bonds
- 10
The formula C18H20N2O5 describes a molecule made of 18 carbon atoms, 20 hydrogen atoms, 2 nitrogen atoms 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 × 1862.78%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 205.85%1.008 × 20 = 20.160 g/mol
- N Nitrogen × 28.13%14.007 × 2 = 28.014 g/mol
- O Oxygen × 523.23%15.999 × 5 = 79.995 g/mol
Look up another formula
Compounds with the formula C18H20N2O5
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 101 to 200 of 208 compounds
![1-[(7-Hydroxy-4-methyl-2-oxo-2H-chromen-3-yl)acetyl]piperidine-4-carboxamide chemical structure, C18H20N2O5, CAS 859108-69-3](/s/CRUWPRYEMGFYQX-UHFFFAOYSA-N.svg)
1-[(7-Hydroxy-4-methyl-2-oxo-2H-chromen-3-yl)acetyl]piperidine-4-carboxamide
CAS 859108-69-3C18H20N2O5
![3,4,5-Trimethoxy-N-[2-(methylcarbamoyl)phenyl]benzamide chemical structure, C18H20N2O5, CAS 882093-93-8](/s/WBQPFSNCLDMNGR-UHFFFAOYSA-N.svg)
3,4,5-Trimethoxy-N-[2-(methylcarbamoyl)phenyl]benzamide
CAS 882093-93-8C18H20N2O5
![N-(1,4-Dioxaspiro[4.4]nonan-2-ylmethyl)-2-(1,3-dioxoisoindolin-2-yl)acetamide chemical structure, C18H20N2O5, CAS 899962-91-5](/s/FFOFGINACCFVAQ-UHFFFAOYSA-N.svg)
N-(1,4-Dioxaspiro[4.4]nonan-2-ylmethyl)-2-(1,3-dioxoisoindolin-2-yl)acetamide
CAS 899962-91-5C18H20N2O5
![4-{[(3,4,7-Trimethyl-2-oxo-2H-chromen-5-yl)oxy]acetyl}piperazin-2-one chemical structure, C18H20N2O5, CAS 1144485-74-4](/s/SAGTZTYUSPKCIB-UHFFFAOYSA-N.svg)
4-{[(3,4,7-Trimethyl-2-oxo-2H-chromen-5-yl)oxy]acetyl}piperazin-2-one
CAS 1144485-74-4C18H20N2O5
![2-(5-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)isoxazol-3-yl)-N-((tetrahydrofuran-2-yl)methyl)acetamide chemical structure, C18H20N2O5, CAS 1170020-00-4](/s/AMLRXTINFRORGD-UHFFFAOYSA-N.svg)
2-(5-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)isoxazol-3-yl)-N-((tetrahydrofuran-2-yl)methyl)acetamide
CAS 1170020-00-4C18H20N2O5
![2-{[6-(Morpholin-4-ylmethyl)-4-oxo-4H-pyran-3-yl]oxy}-N-phenylacetamide chemical structure, C18H20N2O5, CAS 1246045-72-6](/s/KPUFUUHXVUJKJT-UHFFFAOYSA-N.svg)
2-{[6-(Morpholin-4-ylmethyl)-4-oxo-4H-pyran-3-yl]oxy}-N-phenylacetamide
CAS 1246045-72-6C18H20N2O5
5-(3-Boc-aminophenyl)-2-methoxynicotinic acid
CAS 1261967-97-8C18H20N2O5
![(R,S)-[1-[(Benzyloxy)carbamoyl]-2-hydroxyethyl]carbamic Acid Benzyl Ester chemical structure, C18H20N2O5, CAS 26048-95-3](/s/ATHRZWZDILASFM-UHFFFAOYSA-N.svg)
(R,S)-[1-[(Benzyloxy)carbamoyl]-2-hydroxyethyl]carbamic Acid Benzyl Ester
CAS 26048-95-3C18H20N2O5
![N-[Cyano(3,4,5-trimethoxyphenyl)methyl]-3-(furan-2-yl)propanamide chemical structure, C18H20N2O5, CAS 1355585-34-0](/s/GVOVJPVDMJWDHF-UHFFFAOYSA-N.svg)
N-[Cyano(3,4,5-trimethoxyphenyl)methyl]-3-(furan-2-yl)propanamide
CAS 1355585-34-0C18H20N2O5
![N-(2-Hydroxy-3-(2-oxopyridin-1(2H)-yl)propyl)-3-methyl-2,3-dihydrobenzo[b][1,4]dioxine-2-carboxamide chemical structure, C18H20N2O5, CAS 1797903-00-4](/s/LQASCLLAWORLET-UHFFFAOYSA-N.svg)
N-(2-Hydroxy-3-(2-oxopyridin-1(2H)-yl)propyl)-3-methyl-2,3-dihydrobenzo[b][1,4]dioxine-2-carboxamide
CAS 1797903-00-4C18H20N2O5
![1-(Benzo[d][1,3]dioxol-5-yl)-3-(2-methoxy-2-(2-methoxyphenyl)ethyl)urea chemical structure, C18H20N2O5, CAS 1798515-37-3](/s/OALWTKBBYDHCKF-UHFFFAOYSA-N.svg)
1-(Benzo[d][1,3]dioxol-5-yl)-3-(2-methoxy-2-(2-methoxyphenyl)ethyl)urea
CAS 1798515-37-3C18H20N2O5
N-(2-Methoxyphenyl)-3-((6-methyl-2-oxo-2H-pyran-4-yl)oxy)pyrrolidine-1-carboxamide
CAS 1795423-49-2C18H20N2O5
4-((1-(5-Cyclopropylisoxazole-3-carbonyl)piperidin-4-yl)oxy)-6-methyl-2H-pyran-2-one
CAS 1798679-33-0C18H20N2O5
![Diethyl 2-[(benzyloxy)amino]pyridine-3,4-dicarboxylate chemical structure, C18H20N2O5, CAS 1003932-33-9](/s/ZHTPGBRPRFLBSX-UHFFFAOYSA-N.svg)
Diethyl 2-[(benzyloxy)amino]pyridine-3,4-dicarboxylate
CAS 1003932-33-9C18H20N2O5
4-((1-(2-Methoxynicotinoyl)piperidin-4-yl)oxy)-6-methyl-2H-pyran-2-one
CAS 1705759-13-2C18H20N2O5
Diethyl 1-(3-oxo-3-phenylpropyl)-1H-pyrazole-3,5-dicarboxylate
CAS 2061679-16-9C18H20N2O5
3-(1-(4-Phenyltetrahydro-2H-pyran-4-carbonyl)azetidin-3-yl)oxazolidine-2,4-dione
CAS 2034493-54-2C18H20N2O5
Methyl 4-((2-(4-methoxy-6-methyl-2-oxopyridin-1(2H)-yl)ethyl)carbamoyl)benzoate
CAS 2034266-79-8C18H20N2O5
![2-(Benzo[d][1,3]dioxol-5-yl)-N-(2-(4-methoxy-6-methyl-2-oxopyridin-1(2H)-yl)ethyl)acetamide chemical structure, C18H20N2O5, CAS 2034590-95-7](/s/YQAOZHFMZAJVAR-UHFFFAOYSA-N.svg)
2-(Benzo[d][1,3]dioxol-5-yl)-N-(2-(4-methoxy-6-methyl-2-oxopyridin-1(2H)-yl)ethyl)acetamide
CAS 2034590-95-7C18H20N2O5
(E)-1-(1-(3-(3,4-Dimethoxyphenyl)acryloyl)azetidin-3-yl)pyrrolidine-2,5-dione
CAS 1904626-16-9C18H20N2O5
Methyl 2-(2-(2-methoxyethoxy)-N-methylisonicotinamido)benzoate
CAS 2034300-77-9C18H20N2O5
![N-((2,3-Dihydrobenzo[b][1,4]dioxin-2-yl)methyl)-2-(2-methoxyethoxy)isonicotinamide chemical structure, C18H20N2O5, CAS 2034239-14-8](/s/BFJBTEKLWXOGFF-UHFFFAOYSA-N.svg)
N-((2,3-Dihydrobenzo[b][1,4]dioxin-2-yl)methyl)-2-(2-methoxyethoxy)isonicotinamide
CAS 2034239-14-8C18H20N2O5
3-((1-(5-Oxo-5-phenylpentanoyl)azetidin-3-yl)methyl)oxazolidine-2,4-dione
CAS 2034609-98-6C18H20N2O5
3-((1-(1-(2-Methoxyphenyl)cyclopropanecarbonyl)azetidin-3-yl)methyl)oxazolidine-2,4-dione
CAS 2034524-16-6C18H20N2O5
- Ethyl 4-(2-(2-methoxyethoxy)isonicotinamido)benzoate2034274-20-7C18H20N2O5
- N-[(4-Hydroxy-4,5,6,7-tetrahydro-1-benzofuran-4-yl)methyl]-N'-(2-methoxyphenyl)ethanediamide2309342-57-0C18H20N2O5
- 2,6-Dimethyl-3-nitro-4-[(2,4,6-trimethyl-3-nitrophenyl)methyl]phenol1887-69-0C18H20N2O5
- Benzamide, N-[4-[1-(hydroxyimino)ethyl]phenyl]-3,4,5-trimethoxy-97954-56-8C18H20N2O5
- 4-Butoxy-N-(4-methoxy-2-nitrophenyl)benzamide313404-95-4C18H20N2O5
- (NE)-N-[2-methyl-1-[4-[2-(4-nitrophenoxy)ethoxy]phenyl]propylidene]hydroxylamine328539-31-7C18H20N2O5
- [(1-Cyanocyclohexyl)(methyl)carbamoyl]methyl 1,3-dioxaindane-5-carboxylate1210881-22-3C18H20N2O5
- 1-[(1-Cyanocyclohexyl)carbamoyl]ethyl 1,3-dioxaindane-5-carboxylate880274-24-8C18H20N2O5
- Acetamide, N-[1-acetyl-3-(acetyloxy)decahydro-2-oxo-3,7,4,6-ethanediylidene-7aH-pentaleno[1,6-bc]pyridin-7a-yl]-693235-20-0C18H20N2O5
- Methyl 6-((3,5-dimethoxyphenyl)amino)-5-oxo-1,2,3,5-tetrahydroindolizine-8-carboxylate612065-21-1C18H20N2O5
- 5-(4-Boc-aminophenyl)-2-methoxynicotinic acid1261923-73-2C18H20N2O5
- 8-Acetyl-N,N-dimethyl-2-morpholino-4-oxo-4H-chromene-6-carboxamide1296271-61-8C18H20N2O5
- 5-(Benzyloxy)-6-((tert-butoxycarbonyl)amino)nicotinic Acid1416801-09-6C18H20N2O5
- N-(2-(Furan-3-yl)-2-hydroxyethyl)-1-(3-methoxyphenyl)-5-oxopyrrolidine-3-carboxamide1396814-94-0C18H20N2O5
- tert-Butyl (2-(benzyloxy)-5-nitrophenyl)carbamate1616380-74-5C18H20N2O5
- N-(2,4-Dimethoxyphenyl)-6-((tetrahydrofuran-3-yl)oxy)nicotinamide2034359-01-6C18H20N2O5
- N-(2,4-Dimethoxyphenyl)-2-((tetrahydrofuran-3-yl)oxy)isonicotinamide1904210-19-0C18H20N2O5
- Benzyl-N-[(1S)-1-(hydroxymethyl)-2-[(4-methoxyphenyl)amino]-2-oxo-ethyl]-carbamate1619921-76-4C18H20N2O5
- N-(2-(2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)-2-hydroxyethyl)-4,5,6,7-tetrahydrobenzo[d]isoxazole-3-carboxamide2034570-65-3C18H20N2O5
- 3-(3,5-Dimethylisoxazol-4-yl)-N-(2-(furan-2-yl)-2-(furan-3-yl)-2-hydroxyethyl)propanamide2034235-37-3C18H20N2O5
- 3-(4-Formyl-2-methoxyphenoxy)-N-[(5-methoxypyridin-3-yl)methyl]propanamide2094480-56-3C18H20N2O5
- Methyl (E)-4-oxo-4-[3-[(5-oxomorpholin-3-yl)methyl]-2,3-dihydroindol-1-yl]but-2-enoate2411335-70-9C18H20N2O5
- 4-Butoxy-N-(2-methoxy-5-nitrophenyl)benzamide313404-61-4C18H20N2O5
- [Oxybis(methylenepyridine-6,2-diyl)methylene] diacetate54108-52-0C18H20N2O5
- Methyl 4-[[3-amino-4-(ethoxycarbonylamino)phenoxy]methyl]benzoate1043425-00-8C18H20N2O5
- N-[Cyano(3,4,5-trimethoxyphenyl)methyl]-5-ethylfuran-2-carboxamide1311796-32-3C18H20N2O5
- tert-Butyl (3-(benzyloxy)-5-nitrophenyl)carbamate1616381-15-7C18H20N2O5
- 3-Ethyl 5-methyl 1-(3-oxo-3-(p-tolyl)propyl)-1H-pyrazole-3,5-dicarboxylate1708401-73-3C18H20N2O5
- 2-[3-[(1-Methylethyl)amino]-4-nitrophenoxy]acetic acid phenylmethyl ester1644561-17-0C18H20N2O5
- Benzyl-N-[(1R)-1-(hydroxymethyl)-2-[(4-methoxyphenyl)-amino]-2-oxo-ethyl]-carbamate1619921-77-5C18H20N2O5
- 2-[1-(Phenoxycarbonyl)pyrrolidin-3-yl]-4-(propan-2-yl)-1,3-oxazole-5-carboxylic acid2060058-71-9C18H20N2O5
- 5-{4-[(Benzyloxy)carbonyl]morpholin-3-yl}-1-methyl-1H-pyrrole-2-carboxylic acid2287273-58-7C18H20N2O5
- 5-({1-[(Benzyloxy)carbonyl]piperidin-2-yl}methyl)-1,2-oxazole-3-carboxylic acid2287331-87-5C18H20N2O5
- 1 suppliers2-(2,6-Dioxo-3-piperidyl)-5-(5-hydroxypentyl)isoindoline-1,3-dione2357113-48-3C18H20N2O5
- 3-(4-Formyl-2-methoxyphenoxy)-N-[2-hydroxy-2-(pyridin-3-yl)ethyl]propanamide2323680-42-6C18H20N2O5
- Methyl (3R)-3-amino-3-[4-(4-methylphenoxy)-3-nitrophenyl]butanoate1259851-77-8C18H20N2O5
- 1-[(Benzyloxy)carbonyl]-4-(3,5-dimethyl-1,2-oxazol-4-yl)pyrrolidine-3-carboxylic acid2172524-48-8C18H20N2O5
- tert-Butyl 3-(1,3-dioxoisoindolin-2-yl)-4-oxopiperidine-1-carboxylate2903431-94-5C18H20N2O5
- 2-Nitrocodeine (1.0mg/ml in acetonitrile)49751-22-6C18H20N2O5
- 3-({4-[(Benzyloxy)carbonyl]piperazin-1-yl}methyl)furan-2-carboxylic acid2090734-20-4C18H20N2O5
- 2-{1-[(Benzyloxy)carbonyl]piperidin-3-yl}-4-methyl-1,3-oxazole-5-carboxylic acid2090266-59-2C18H20N2O5
- 5-[2-(2,6-Dioxo-3-piperidyl)-1-oxo-isoindolin-5-yl]oxypentanal2226298-65-1C18H20N2O5
- 5-[2-(2,6-Dioxo-3-piperidyl)-1-oxo-isoindolin-5-yl]pentanoic acid2421262-14-6C18H20N2O5
- 5-[2-(2,6-Dioxo-3-piperidyl)-1-oxo-isoindolin-4-yl]pentanoic acid2416133-13-4C18H20N2O5
- 5-[2-(2,6-Dioxo-3-piperidyl)-3-oxo-isoindolin-5-yl]pentanoic acid2476320-08-6C18H20N2O5
- 5-[2-(2,6-Dioxo-3-piperidyl)-1-oxo-isoindolin-4-yl]oxypentanal2619512-81-9C18H20N2O5
- 8-[(Benzyloxy)carbonyl]-3'H-8-azaspiro[bicyclo[3.2.1]octane-3,2'-[1,5]oxazole]-4'-carboxylic acid2649016-37-3C18H20N2O5
- 2-[Benzyl(2-hydroxyethyl)carbamoyl]-5-(methoxymethyl)pyridine-3-carboxylic acid2138109-60-9C18H20N2O5
- 2-{[2-(Benzyloxy)ethyl]carbamoyl}-5-(methoxymethyl)pyridine-3-carboxylic acid2138128-78-4C18H20N2O5
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-(3-cyclopentylpropanamido)acetate2248415-52-1C18H20N2O5
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-(2-cyclohexylacetamido)acetate2248367-92-0C18H20N2O5
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1-butanoylpiperidine-2-carboxylate2248257-40-9C18H20N2O5
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 5-oxo-1-(pentan-3-yl)pyrrolidine-3-carboxylate2248336-67-4C18H20N2O5
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 3-(cyclohexylformamido)propanoate2248347-96-6C18H20N2O5
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl (2S)-2-(cyclohexylformamido)propanoate2248175-87-1C18H20N2O5
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 4-(cyclobutylmethyl)morpholine-3-carboxylate2248258-77-5C18H20N2O5
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1-tert-butyl-2-oxopiperidine-3-carboxylate2248378-54-1C18H20N2O5
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1-butanoylpiperidine-3-carboxylate2248370-35-4C18H20N2O5
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1-butanoylpiperidine-4-carboxylate2248317-44-2C18H20N2O5
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 5-oxo-1-(pentan-2-yl)pyrrolidine-3-carboxylate2248379-88-4C18H20N2O5
- 5-(3-Aminophenyl)-1-[2-(tert-butoxy)-2-oxoethyl]-2-oxo-1,2-dihydropyridine-3-carboxylic acid2138024-25-4C18H20N2O5
- tert-Butyl N-{4-[hydroxy(phenyl)methyl]-2-nitrophenyl}carbamate2408959-79-3C18H20N2O5
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-(2-methylmorpholin-4-yl)cyclobutane-1-carboxylate2248360-51-0C18H20N2O5
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 4-cyclopentylmorpholine-3-carboxylate2248261-45-0C18H20N2O5
- 5-({1-[(Benzyloxy)carbonyl]piperidin-4-yl}methyl)-1,2-oxazole-3-carboxylic acid2580240-68-0C18H20N2O5
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 3-(cyclopentylformamido)butanoate2248415-25-8C18H20N2O5
- tert-Butyl N-[3-(2-methylphenoxy)-5-nitrophenyl]carbamate2680881-41-6C18H20N2O5
- tert-Butyl N-(3-methoxyphenyl)-N-(4-nitrophenyl)carbamate2680852-61-1C18H20N2O5
- tert-Butyl N-[3-(4-methylphenoxy)-5-nitrophenyl]carbamate2680840-17-7C18H20N2O5
- tert-Butyl N-{[4-(4-nitrophenoxy)phenyl]methyl}carbamate2680684-50-6C18H20N2O5
- Benzyl N-[3-hydroxy-1-(3-nitrophenyl)butan-2-yl]carbamate2680831-43-8C18H20N2O5
- Ethyl 2-{[(benzyloxy)carbonyl]amino}-3-hydroxy-3-(pyridin-4-yl)propanoate259729-68-5C18H20N2O5
- Ethyl 2-{[(benzyloxy)carbonyl]amino}-3-hydroxy-3-(pyridin-3-yl)propanoate259729-67-4C18H20N2O5
- tert-Butyl N-[3-(3-methylphenoxy)-5-nitrophenyl]carbamate2680753-62-0C18H20N2O5
- tert-Butyl N-[4-(benzyloxy)-2-nitrophenyl]carbamate2680788-95-6C18H20N2O5
- 2-{[(tert-Butoxy)carbonyl](2-methoxyphenyl)amino}pyridine-3-carboxylic acid2680831-44-9C18H20N2O5
Frequently asked questions
What is the molar mass of C18H20N2O5?
The molar mass of C18H20N2O5 is 344.37 g/mol, calculated from standard atomic weights for 18 carbon atoms, 20 hydrogen atoms, 2 nitrogen atoms and 5 oxygen atoms. The monoisotopic mass is 344.1372 Da.
How many compounds have the formula C18H20N2O5?
CompoundList lists 208 compounds with the molecular formula C18H20N2O5, including 1-[(7-Hydroxy-4-methyl-2-oxo-2H-chromen-3-yl)acetyl]piperidine-4-carboxamide, 3,4,5-Trimethoxy-N-[2-(methylcarbamoyl)phenyl]benzamide, N-(1,4-Dioxaspiro[4.4]nonan-2-ylmethyl)-2-(1,3-dioxoisoindolin-2-yl)acetamide. 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 C18H20N2O5?
C18H20N2O5 has a degree of unsaturation of 10. 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.