Molecular formula
C18H22N2O5
161 compounds have this formula on CompoundList.
- Molar mass
- 346.38g/mol
- Monoisotopic mass
- 346.1529Da
- Atoms
- 47
- Elements
- 4
- Rings plus double bonds
- 9
The formula C18H22N2O5 describes a molecule made of 18 carbon atoms, 22 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 × 1862.42%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 226.40%1.008 × 22 = 22.176 g/mol
- N Nitrogen × 28.09%14.007 × 2 = 28.014 g/mol
- O Oxygen × 523.09%15.999 × 5 = 79.995 g/mol
Look up another formula
Compounds with the formula C18H22N2O5
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 161 compounds
Brl 54443 maleate salt
CAS 1197333-54-2C18H22N2O5
![3-Hydroxy-6-(hydroxymethyl)-2-{[4-(4-methoxyphenyl)piperazino]methyl}-4H-pyran-4-one chemical structure, C18H22N2O5, CAS 866019-45-6](/s/GAZDBNPBLLHBAX-UHFFFAOYSA-N.svg)
3-Hydroxy-6-(hydroxymethyl)-2-{[4-(4-methoxyphenyl)piperazino]methyl}-4H-pyran-4-one
CAS 866019-45-6C18H22N2O5
Pentyl 4-(1,3-benzodioxol-5-yl)-6-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate
CAS 300667-76-9C18H22N2O5
![1,2,3,4,5,6-Hexahydro-8-methoxy-3-methyl-azepino[4,5-b]indole fumarate chemical structure, C18H22N2O5, CAS 2483829-59-8](/s/WFYASFDQKGSORF-WLHGVMLRSA-N.svg)
1,2,3,4,5,6-Hexahydro-8-methoxy-3-methyl-azepino[4,5-b]indole fumarate
CAS 2483829-59-8C18H22N2O5
1-Methyl-4-(3,4,5-trimethoxyphenyl)-4,6,7,8-tetrahydro-3H-quinazoline-2,5-dione
CAS 385407-45-4C18H22N2O5
4-(7,9-Dioxo-hexahydro-pyrazolo (1,2-d) (1,4,5) oxadiazepine-8-yl)-3,5-diethyl benzoic acid
CAS 881376-42-7C18H22N2O5
3-(Isopropoxycarbonyl)-2-methyl-1H-indol-5-yl morpholine-4-carboxylate
CAS 896812-29-6C18H22N2O5
![Ethyl 1-(3-(2-oxobenzo[d]oxazol-3(2H)-yl)propanoyl)piperidine-4-carboxylate chemical structure, C18H22N2O5, CAS 892464-97-0](/s/PUFWCAPVKPRJDK-UHFFFAOYSA-N.svg)
Ethyl 1-(3-(2-oxobenzo[d]oxazol-3(2H)-yl)propanoyl)piperidine-4-carboxylate
CAS 892464-97-0C18H22N2O5
![N-(3,4,5-Trimethoxyphenyl)-5,6,7,8-tetrahydro-4H-cyclohepta[d]isoxazole-3-carboxamide chemical structure, C18H22N2O5, CAS 912879-54-0](/s/YEEMVDBMVGXPSD-UHFFFAOYSA-N.svg)
N-(3,4,5-Trimethoxyphenyl)-5,6,7,8-tetrahydro-4H-cyclohepta[d]isoxazole-3-carboxamide
CAS 912879-54-0C18H22N2O5
![Methyl 3-[1-(2-bicyclo[2.2.1]heptanyl)ethylcarbamoyl]-5-nitrobenzoate chemical structure, C18H22N2O5, CAS 1001463-93-9](/s/PENVKWWXDLNRLA-UHFFFAOYSA-N.svg)
Methyl 3-[1-(2-bicyclo[2.2.1]heptanyl)ethylcarbamoyl]-5-nitrobenzoate
CAS 1001463-93-9C18H22N2O5
![(1S,4S)-N-(2,4-Dimethyl-6-nitrophenyl)-4,7,7-trimethyl-3-oxo-2-oxabicyclo[2.2.1]heptane-1-carboxamide chemical structure, C18H22N2O5, CAS 326873-09-0](/s/GTKJEGXFFCWQOZ-UHFFFAOYSA-N.svg)
(1S,4S)-N-(2,4-Dimethyl-6-nitrophenyl)-4,7,7-trimethyl-3-oxo-2-oxabicyclo[2.2.1]heptane-1-carboxamide
CAS 326873-09-0C18H22N2O5
N~1~-Hydroxy-N~8~-(4-methyl-2-oxo-2H-1-benzopyran-7-yl)octanediamide
CAS 1260635-77-5C18H22N2O5
1-(2-Phenoxyethyl)-3-(3,4,5-trimethoxyphenyl)urea
CAS 1170235-95-6C18H22N2O5
25N-Nbome
CAS 1354632-03-3C18H22N2O5
![1'-(tert-Butoxycarbonyl)-2-oxospiro[indoline-3,4'-piperidine]-5-carboxylic acid chemical structure, C18H22N2O5, CAS 946135-52-0](/s/FDYMBJJXDJNNJU-UHFFFAOYSA-N.svg)
1'-(tert-Butoxycarbonyl)-2-oxospiro[indoline-3,4'-piperidine]-5-carboxylic acid
CAS 946135-52-0C18H22N2O5
Spiro(indoline-3,3'-pyrrolidine), 1-acetyl-1'-allyl-, oxalate
CAS 64158-09-4C18H22N2O5
Terreusinol
CAS 698392-84-6C18H22N2O5
1-(1-Phenylmethoxycarbonylpyrrolidine-2-carbonyl)pyrrolidine-2-carboxylic acid
CAS 7360-23-8C18H22N2O5
Prop-2-en-1-yl 4-(4-ethoxy-3-methoxyphenyl)-6-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate
CAS 5614-70-0C18H22N2O5
3-Acetyl-1-hexyl-4-hydroxy-2-(3-nitrophenyl)-2H-pyrrol-5-one
CAS 317324-16-6C18H22N2O5
1,3-Diethyl 2-(acetylamino)-2-(1H-indol-3-ylmethyl)propanedioate
CAS 5379-97-5C18H22N2O5
8-Methoxy-N-(3-morpholinopropyl)-2-oxo-2H-chromene-3-carboxamide
CAS 325779-27-9C18H22N2O5
![Ethyl 4-[4-(allyloxy)-3-methoxyphenyl]-6-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate chemical structure, C18H22N2O5, CAS 445287-51-4](/s/ZWERCYSZBKSWFT-UHFFFAOYSA-N.svg)
Ethyl 4-[4-(allyloxy)-3-methoxyphenyl]-6-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate
CAS 445287-51-4C18H22N2O5
Allyl 4-(2,5-dimethoxyphenyl)-1,6-dimethyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate
CAS 303137-86-2C18H22N2O5
- Agn-PC-00fuoo188397-05-9C18H22N2O5
- 2-[3-(N-BOC-amino)cyclobutylmethoxy]-1H-isoindole-1,3(2H)-dione167081-33-6C18H22N2O5
- tert-Butyl 2-((1,3-dioxoisoindolin-2-yl)methyl)morpholine-4-carboxylate876147-52-3C18H22N2O5
- (S)-tert-Butyl 2-((1,3-dioxoisoindolin-2-yl)methyl)morpholine-4-carboxylate1308849-91-3C18H22N2O5
- Ethyl 4-[(6-hydroxy-7-methyl-2-oxochromen-4-yl)methyl]piperazine-1-carboxylate859859-66-8C18H22N2O5
- 4-Acetyl-1-hexyl-3-hydroxy-5-{4-nitrophenyl}-1,5-dihydro-2H-pyrrol-2-one332052-82-1C18H22N2O5
- 3-({2-[(3-Ethoxyphenyl)carbonyl]hydrazinyl}carbonyl)bicyclo[2.2.1]heptane-2-carboxylic acid494746-23-5C18H22N2O5
- Ethyl 4-[(7-hydroxy-8-methyl-2-oxo-2H-chromen-4-yl)methyl]piperazine-1-carboxylate859128-46-4C18H22N2O5
- 1 suppliersAmca-X205124-69-2C18H22N2O5
- (R)-tert-Butyl 2-((1,3-dioxoisoindolin-2-yl)methyl)morpholine-4-carboxylate1308849-93-5C18H22N2O5
- Ethyl 4-[(7-methoxy-2-oxochromen-4-yl)methyl]piperazine-1-carboxylate859858-83-6C18H22N2O5
- Ethyl 4-[3-(4-hydroxypiperidin-1-yl)-2,5-dioxopyrrolidin-1-yl]benzoate309291-29-0C18H22N2O5
- 2-Methylpropyl 4-[4-(methoxycarbonyl)phenyl]-6-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate608120-91-8C18H22N2O5
- (E)-Ethyl 2-(1-(3-(4-methoxyphenyl)acryloyl)-3-oxopiperazin-2-yl)acetate1009340-94-6C18H22N2O5
- ((Benzyloxy)carbonyl)-D-prolyl-D-proline5183-91-5C18H22N2O5
- 1-[1-(4-Methoxyphenyl)-5-oxopyrrolidine-3-carbonyl]piperidine-4-carboxylic acid1010919-85-3C18H22N2O5
- Benzofuran-2-YL-(3-N-boc-amino-azetidin-1-yl)-acetic acid885275-29-6C18H22N2O5
- Cbz-L-prolyl-D-proline1867108-30-2C18H22N2O5
- 4,7,7-Trimethyl-3-oxo-N'-(phenoxyacetyl)-2-oxabicyclo[2.2.1]heptane-1-carbohydrazide622353-76-8C18H22N2O5
- 2,2-Dimethyl-propionic acid 7-(2,2-dimethyl-propionyloxy)-4-oxo-3,4-dihydro-quinazolin-6-yl ester1174662-16-8C18H22N2O5
- 1-(2-Methoxy-5-methylphenyl)-3-(3,4,5-trimethoxyphenyl)urea708245-10-7C18H22N2O5
- 2-Methoxyethyl 4-[4-(allyloxy)phenyl]-6-methyl-2-oxo-1,2,3,4-tetrahydro-5-pyrimidinecarboxylate434302-89-3C18H22N2O5
- 6,7,9,10,17,18-Hexahydrodibenzo[b,h][1,4,7,10,13]pentaoxacyclopentadecine-3,13-diamine313266-36-3C18H22N2O5
- 2,5,12,15,18-Pentaoxatricyclo[17.4.0.06,11]tricosa-1(19),6(11),7,9,20,22-hexaene-8,22-diamine245086-08-2C18H22N2O5
- Boc-(2S,5S)-5-amino-1,2,4,5,6,7-hexahydroazepino[3,2,1-Hi]indole-4-one-2-carboxylic acid250682-47-4C18H22N2O5
- 3-(1,4-Dioxa-8-azaspiro[4.5]dec-8-yl)-1-(4-methoxyphenyl)pyrrolidine-2,5-dione907972-25-2C18H22N2O5
- tert-Butyl 4-(1,3-dioxoisoindolin-2-yloxy)piperidine-1-carboxylate143539-99-5C18H22N2O5
- Methyl 4-((7-methoxybenzofuran-2-carboxamido)methyl)piperidine-1-carboxylate1235063-58-7C18H22N2O5
- 1-(Acetamido(1H-indol-2-yl)methyl) 3-ethyl 2-ethylmalonate13373-31-4C18H22N2O5
- Cbz-D-prolyl-L-proline1221446-62-3C18H22N2O5
- 2-Methyl-1-[(5-methyl-1,2-oxazol-3-yl)carbamoyl]propyl 2-(4-methoxyphenyl)acetate1802249-51-9C18H22N2O5
- 2-Methoxyethyl 4-[(E)-2-(2-methoxyphenyl)ethenyl]-6-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate690647-14-4C18H22N2O5
- 1-[1-(2-Ethoxyphenyl)-2,5-dioxopyrrolidin-3-yl]piperidine-4-carboxylic acid886137-98-0C18H22N2O5
- tert-Butyl N-[(1S)-1-[(4-methyl-2-oxochromen-7-yl)carbamoyl]ethyl]carbamate96594-08-0C18H22N2O5
- 2-((2-(2-Hydroxyethoxy)ethyl)amino)-4-(naphthalen-2-ylamino)-4-oxobutanoic acid1047681-87-7C18H22N2O5
- Ethyl-6-methoxy-8-(4-Methyl-piperazin-1-yl)-4-oxo-4H-chromene-2-carboxylate442549-36-2C18H22N2O5
- 4-((1-(2-(3,5-Dimethylisoxazol-4-yl)acetyl)piperidin-4-yl)oxy)-6-methyl-2H-pyran-2-one1798679-47-6C18H22N2O5
- 2-{(1S)-1-[(tert-Butoxycarbonyl)amino]-2-phenylethyl}-5-methyl-1,3-oxazole-4-carboxylic acid1418113-96-8C18H22N2O5
- 2-{(1R)-1-[(tert-Butoxycarbonyl)amino]-2-phenylethyl}-5-methyl-1,3-oxazole-4-carboxylic acid1418113-95-7C18H22N2O5
- 2-(4-Nitrophenyl)-N-(2,3,4-trimethoxybenzyl)ethanamine354537-23-8C18H22N2O5
- 1-(2-Ethoxyphenyl)-3-(3,4,5-trimethoxyphenyl)urea895912-02-4C18H22N2O5
- Methyl 2-[(1S)-1-{[(benzyloxy)carbonyl]amino}-2-methylpropyl]-5-methyl-1,3-oxazole-4-carboxylate182866-73-5C18H22N2O5
- N-[(4,6-Dimethyl-2-oxo-1,2-dihydropyridin-3-yl)methyl]-3,4,5-trimethoxybenzamide923740-92-5C18H22N2O5
- Ethyl 5-acetylamino-N-(tert-butyloxycarbonyl)indole-2-carboxylate796870-54-7C18H22N2O5
- 1-tert-Butyl 3-ethyl 5-benzyloxypyrazole-1,3-dicarboxylate756752-28-0C18H22N2O5
- 1-(2-Cyclopropyl-2-(furan-2-yl)-2-hydroxyethyl)-3-(2,3-dimethoxyphenyl)urea1396884-52-8C18H22N2O5
- N1-(3-(2,5-dimethylfuran-3-yl)-3-hydroxypropyl)-N2-(2-methoxyphenyl)oxalamide1421513-44-1C18H22N2O5
- N-[2-(3,4-Dimethoxyphenyl)ethyl]-2-(4-hydroxy-6-methyl-2-oxopyridin-1(2H)-yl)acetamide1574292-90-2C18H22N2O5
- Methyl 2-[(1R)-1-{[(benzyloxy)carbonyl]amino}-2-methylpropyl]-5-methyl-1,3-oxazole-4-carboxylate1418113-47-9C18H22N2O5
- 2-[(1S)-1-{[(Benzyloxy)carbonyl]amino}-3-methylbutyl]-5-methyl-1,3-oxazole-4-carboxylic acid1418113-59-3C18H22N2O5
- 2-[(1R)-1-{[(Benzyloxy)carbonyl]amino}-3-methylbutyl]-5-methyl-1,3-oxazole-4-carboxylic acid1418113-99-1C18H22N2O5
- Methyl 6-((benzo[d][1,3]dioxol-5-ylmethyl)carbamoyl)-6-azaspiro[2.5]octane-1-carboxylate2034606-86-3C18H22N2O5
- Diethyl 2-(3-oxo-3,4-dihydroquinoxalin-2-yl)hexanedioate1501-72-0C18H22N2O5
- Diethyl 2-methyl-9-oxo-2,3,3a,4-tetrahydropyrrolo[2,1-b]quinazoline-1,1-dicarboxylate66709-31-7C18H22N2O5
- Diethyl 5-oxo-2,6,11,11a-tetrahydro-1H-pyrrolo[2,1-b][1,3]benzodiazepine-3,3-dicarboxylate66709-38-4C18H22N2O5
- Methyl 1-[(6-methyl-3-oxo-2,3-dihydro-4H-1,4-benzoxazin-4-yl)acetyl]piperidine-4-carboxylate938019-63-7C18H22N2O5
- 1,3-Diethyl 2-(formylamino)-2-((7-methyl-1H-indol-3-yl)methyl)propanedioate4655-99-6C18H22N2O5
- 4-{1-[(1-Cyanocyclohexyl)carbamoyl]ethoxy}-3-methoxybenzoic acid1050155-89-9C18H22N2O5
- Boc-DL-6-methoxy-1,2,3,4-tetrahydronorharman-1-carboxylic acid1219423-55-8C18H22N2O5
- N1-(furan-2-ylmethyl)-N2-(2-(2-hydroxyethoxy)-2-(p-tolyl)ethyl)oxalamide1706098-51-2C18H22N2O5
- 2-(2,5-Dioxopyrrolidin-1-yl)-N-[(1-hydroxy-6-methoxy-1,2,3,4-tetrahydronaphthalen-1-yl)methyl]acetamide2034530-91-9C18H22N2O5
- 3-(1-(3-(2-Ethoxyphenyl)propanoyl)pyrrolidin-3-yl)oxazolidine-2,4-dione2034240-90-7C18H22N2O5
- 3-(1-(3-(4-Methoxyphenyl)propanoyl)piperidin-4-yl)oxazolidine-2,4-dione2034361-62-9C18H22N2O5
- 2,3-Dimethoxy-N-(2-(4-methoxy-6-methyl-2-oxopyridin-1(2H)-yl)ethyl)benzamide2034266-91-4C18H22N2O5
- N-(2-(4-Methoxy-6-methyl-2-oxopyridin-1(2H)-yl)ethyl)-2-(2-methoxyphenoxy)acetamide2034455-07-5C18H22N2O5
- 1-[1-(3,4-Diethoxybenzoyl)azetidin-3-yl]pyrrolidine-2,5-dione1903646-48-9C18H22N2O5
- 3-((1-(4-Butoxybenzoyl)azetidin-3-yl)methyl)oxazolidine-2,4-dione2034391-68-7C18H22N2O5
- 1-[1-(4-Methoxyphenyl)-5-oxopyrrolidine-3-carbonyl]piperidine-3-carboxylic acid1211430-21-5C18H22N2O5
- 3-((1-(3-(2-Ethoxyphenyl)propanoyl)azetidin-3-yl)methyl)oxazolidine-2,4-dione2034610-17-6C18H22N2O5
- N-[2-(2,5-Dimethylfuran-3-yl)-2-hydroxyethyl]-N'-(2-ethoxyphenyl)ethanediamide2319852-48-5C18H22N2O5
- 1-(2,3-Dimethoxyphenyl)-3-[(4-hydroxy-4,5,6,7-tetrahydro-1-benzofuran-4-yl)methyl]urea2320464-96-6C18H22N2O5
- Desmethyl doxylamine oxalate2771193-12-3C18H22N2O5
- 6-Methoxy-N-[3-(morpholin-4-yl)propyl]-2-oxo-2H-chromene-3-carboxamide325779-26-8C18H22N2O5
- [(1-Cyanocyclopentyl)carbamoyl]methyl 2-(3,4-dimethoxyphenyl)acetate931625-38-6C18H22N2O5
- 1-(3,5-Dimethoxyphenyl)-3-[2-(2-methoxyphenoxy)ethyl]urea925082-01-5C18H22N2O5
- 1-(1,1-Dimethylethyl) 4-(2-carboxy-5-benzofuranyl)-1-piperazinecarboxylate1192170-26-5C18H22N2O5
Frequently asked questions
What is the molar mass of C18H22N2O5?
The molar mass of C18H22N2O5 is 346.38 g/mol, calculated from standard atomic weights for 18 carbon atoms, 22 hydrogen atoms, 2 nitrogen atoms and 5 oxygen atoms. The monoisotopic mass is 346.1529 Da.
How many compounds have the formula C18H22N2O5?
CompoundList lists 161 compounds with the molecular formula C18H22N2O5, including Brl 54443 maleate salt, 3-Hydroxy-6-(hydroxymethyl)-2-{[4-(4-methoxyphenyl)piperazino]methyl}-4H-pyran-4-one, Pentyl 4-(1,3-benzodioxol-5-yl)-6-methyl-2-oxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate. 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 C18H22N2O5?
C18H22N2O5 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.