Molecular formula
C18H23N3O4
282 compounds have this formula on CompoundList.
- Molar mass
- 345.40g/mol
- Monoisotopic mass
- 345.1689Da
- Atoms
- 48
- Elements
- 4
- Rings plus double bonds
- 9
The formula C18H23N3O4 describes a molecule made of 18 carbon atoms, 23 hydrogen atoms, 3 nitrogen atoms and 4 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 × 1862.59%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 236.71%1.008 × 23 = 23.184 g/mol
- N Nitrogen × 312.17%14.007 × 3 = 42.021 g/mol
- O Oxygen × 418.53%15.999 × 4 = 63.996 g/mol
Look up another formula
Compounds with the formula C18H23N3O4
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 282 compounds
Pefurazoate
CAS 101903-30-4C18H23N3O4
![N-[(1,1-Dimethylethoxy)carbonyl]-1-(phenylmethyl)-L-histidine chemical structure, C18H23N3O4, CAS 20898-44-6](/s/OUHPNBGKEMHUCQ-HNNXBMFYSA-N.svg)
N-[(1,1-Dimethylethoxy)carbonyl]-1-(phenylmethyl)-L-histidine
CAS 20898-44-6C18H23N3O4
![1,3-Dimethyl-2,6-dioxo-N-[2-(2-propylphenoxy)ethyl]pyrimidine-4-carboxamide chemical structure, C18H23N3O4, CAS 696614-22-9](/s/MQSWWSNIXAMNBQ-UHFFFAOYSA-N.svg)
1,3-Dimethyl-2,6-dioxo-N-[2-(2-propylphenoxy)ethyl]pyrimidine-4-carboxamide
CAS 696614-22-9C18H23N3O4
![Imidazo[1,2-a]pyridine-3-carboxylic acid,2-[1-(ethoxycarbonyl)-4-piperidinyl]-,ethyl ester chemical structure, C18H23N3O4, CAS 902571-34-0](/s/CWULQBZRHMHOCC-UHFFFAOYSA-N.svg)
Imidazo[1,2-a]pyridine-3-carboxylic acid,2-[1-(ethoxycarbonyl)-4-piperidinyl]-,ethyl ester
CAS 902571-34-0C18H23N3O4
Piperazine, 1-(cyclohexylcarbonyl)-4-(4-nitrobenzoyl)-
CAS 477858-86-9C18H23N3O4
![[1-(3-Nitrobenzoyl)piperidin-3-yl]-piperidin-1-ylmethanone chemical structure, C18H23N3O4, CAS 524058-35-3](/s/YFYVBMBZFFHRPE-UHFFFAOYSA-N.svg)
[1-(3-Nitrobenzoyl)piperidin-3-yl]-piperidin-1-ylmethanone
CAS 524058-35-3C18H23N3O4
CFTR corrector 11
CAS 688050-45-5C18H23N3O4
![Ethyl 2-amino-3-cyano-7-methyl-5-oxospiro[7,8-dihydro-6H-chromene-4,4'-piperidine]-1'-carboxylate chemical structure, C18H23N3O4, CAS 445390-97-6](/s/BFCUIWBHYFBFLI-UHFFFAOYSA-N.svg)
Ethyl 2-amino-3-cyano-7-methyl-5-oxospiro[7,8-dihydro-6H-chromene-4,4'-piperidine]-1'-carboxylate
CAS 445390-97-6C18H23N3O4
![2-{2,4-Dioxo-1,3-diazaspiro[4.4]nonan-3-yl}-N-[2-(2-methoxyphenyl)ethyl]acetamide chemical structure, C18H23N3O4, CAS 877934-62-8](/s/YWEUMHYHALDLGZ-UHFFFAOYSA-N.svg)
2-{2,4-Dioxo-1,3-diazaspiro[4.4]nonan-3-yl}-N-[2-(2-methoxyphenyl)ethyl]acetamide
CAS 877934-62-8C18H23N3O4
N-(5-tert-Butyl-2-methoxyphenyl)-3-(3,6-dioxo-1H-pyridazin-2-yl)propanamide
CAS 878919-64-3C18H23N3O4
![{(S)-1-[1-(2H-Chromen-3-yl)-meth-(E)-ylidene-hydrazinocarbonyl]-ethyl}-carbamic acid tert-butyl ester chemical structure, C18H23N3O4, CAS 1173675-49-4](/s/OGYYZPWGOHFENO-NJDFMEINSA-N.svg)
{(S)-1-[1-(2H-Chromen-3-yl)-meth-(E)-ylidene-hydrazinocarbonyl]-ethyl}-carbamic acid tert-butyl ester
CAS 1173675-49-4C18H23N3O4
![N-(3-Methoxypropyl)-N'-{2-oxo-1-azatricyclo[7.3.1.0^{5,13}]trideca-5,7,9(13)-trien-7-yl}ethanediamide chemical structure, C18H23N3O4, CAS 898423-03-5](/s/JVRCEDQDNQDCNE-UHFFFAOYSA-N.svg)
N-(3-Methoxypropyl)-N'-{2-oxo-1-azatricyclo[7.3.1.0^{5,13}]trideca-5,7,9(13)-trien-7-yl}ethanediamide
CAS 898423-03-5C18H23N3O4
![N-(3-Methoxyphenyl)-2-(8-methyl-2,4-dioxo-1,3-diazaspiro[4.5]decan-3-yl)acetamide chemical structure, C18H23N3O4, CAS 730946-81-3](/s/SSMUTCBYFNBYFC-UHFFFAOYSA-N.svg)
N-(3-Methoxyphenyl)-2-(8-methyl-2,4-dioxo-1,3-diazaspiro[4.5]decan-3-yl)acetamide
CAS 730946-81-3C18H23N3O4
![2-(2,4-Dioxo-1,3-diazaspiro[4.5]decan-3-yl)-N-(2-ethoxyphenyl)acetamide chemical structure, C18H23N3O4, CAS 850558-39-3](/s/BRINJIIOXWPVLB-UHFFFAOYSA-N.svg)
2-(2,4-Dioxo-1,3-diazaspiro[4.5]decan-3-yl)-N-(2-ethoxyphenyl)acetamide
CAS 850558-39-3C18H23N3O4
![2-(2,4-Dioxo-1,3-diazaspiro[4.5]dec-3-yl)-N-(3-methoxybenzyl)acetamide chemical structure, C18H23N3O4, CAS 923193-68-4](/s/VLHPXHODSKDSSN-UHFFFAOYSA-N.svg)
2-(2,4-Dioxo-1,3-diazaspiro[4.5]dec-3-yl)-N-(3-methoxybenzyl)acetamide
CAS 923193-68-4C18H23N3O4
![[2,5-Dimethyl-4-(methylcarbamoyloxymethyl)-1-phenylpyrrol-3-yl]methyl N-methylcarbamate chemical structure, C18H23N3O4, CAS 64618-23-1](/s/JPRGMKYLCVCCNO-UHFFFAOYSA-N.svg)
[2,5-Dimethyl-4-(methylcarbamoyloxymethyl)-1-phenylpyrrol-3-yl]methyl N-methylcarbamate
CAS 64618-23-1C18H23N3O4
![N-(2-Methoxyphenyl)-2-(8-methyl-2,4-dioxo-1,3-diazaspiro[4.5]dec-3-yl)acetamide chemical structure, C18H23N3O4, CAS 732999-94-9](/s/XAJZLMRXDPJCCQ-UHFFFAOYSA-N.svg)
N-(2-Methoxyphenyl)-2-(8-methyl-2,4-dioxo-1,3-diazaspiro[4.5]dec-3-yl)acetamide
CAS 732999-94-9C18H23N3O4
![2-(2,4-Dioxo-1,3-diazaspiro[4.5]dec-3-yl)-N-(2-methoxy-5-methylphenyl)acetamide chemical structure, C18H23N3O4, CAS 1003231-55-7](/s/UNRUVBVTMWPMSG-UHFFFAOYSA-N.svg)
2-(2,4-Dioxo-1,3-diazaspiro[4.5]dec-3-yl)-N-(2-methoxy-5-methylphenyl)acetamide
CAS 1003231-55-7C18H23N3O4
![2-(2,4-Dioxo-1,3-diazaspiro[4.5]dec-3-yl)-N-(4-methoxybenzyl)acetamide chemical structure, C18H23N3O4, CAS 784161-89-3](/s/XEPSGRMXZCHJEJ-UHFFFAOYSA-N.svg)
2-(2,4-Dioxo-1,3-diazaspiro[4.5]dec-3-yl)-N-(4-methoxybenzyl)acetamide
CAS 784161-89-3C18H23N3O4
![4-[2,5-Dioxo-1-(4-propoxyphenyl)pyrrolidin-3-yl]piperazine-1-carbaldehyde chemical structure, C18H23N3O4, CAS 311783-15-0](/s/MFDWLBBDBRBBRK-UHFFFAOYSA-N.svg)
4-[2,5-Dioxo-1-(4-propoxyphenyl)pyrrolidin-3-yl]piperazine-1-carbaldehyde
CAS 311783-15-0C18H23N3O4
![1-[1-(5-Methoxy-2-methylphenyl)-2,5-dioxopyrrolidin-3-yl]piperidine-4-carboxamide chemical structure, C18H23N3O4, CAS 487038-76-6](/s/DLMAFKURAKWGSI-UHFFFAOYSA-N.svg)
1-[1-(5-Methoxy-2-methylphenyl)-2,5-dioxopyrrolidin-3-yl]piperidine-4-carboxamide
CAS 487038-76-6C18H23N3O4
N-(2,3-Dihydro-1,4-benzodioxin-6-yl)-2-(3-oxodecahydroquinoxalin-2-yl)acetamide
CAS 1008436-70-1C18H23N3O4
![1-[1-(3-Ethoxyphenyl)-2,5-dioxopyrrolidin-3-yl]piperidine-4-carboxamide chemical structure, C18H23N3O4, CAS 313380-84-6](/s/MCDYCGQWZPQWPZ-UHFFFAOYSA-N.svg)
1-[1-(3-Ethoxyphenyl)-2,5-dioxopyrrolidin-3-yl]piperidine-4-carboxamide
CAS 313380-84-6C18H23N3O4
![1-[1-(2-Ethoxyphenyl)-2,5-dioxopyrrolidin-3-yl]piperidine-4-carboxamide chemical structure, C18H23N3O4, CAS 489421-49-0](/s/STVZGPYEKXPHKQ-UHFFFAOYSA-N.svg)
1-[1-(2-Ethoxyphenyl)-2,5-dioxopyrrolidin-3-yl]piperidine-4-carboxamide
CAS 489421-49-0C18H23N3O4
- [1,2-Dimethyl-4-(methylcarbamoyloxymethyl)-5-phenylpyrrol-3-yl]methyl N-methylcarbamate70303-71-8C18H23N3O4
- 2-(2,4-Dioxo-8-oxa-1,3-diazaspiro[4.5]dec-3-yl)-N-(4-ethylbenzyl)acetamide1775426-50-0C18H23N3O4
- 2-(2,4-Dioxo-8-oxa-1,3-diazaspiro[4.5]dec-3-yl)-N-ethyl-N-(3-methylphenyl)acetamide1775546-30-9C18H23N3O4
- 1 suppliersAc-Lys-AMC156661-42-6C18H23N3O4
- 2-(2,4-Dioxo-8-oxa-1,3-diazaspiro[4.5]dec-3-yl)-N-(4-isopropylphenyl)acetamide1775476-29-3C18H23N3O4
- 2-(2,4-Dioxo-8-oxa-1,3-diazaspiro[4.5]dec-3-yl)-N-(2-isopropylphenyl)acetamide1775505-54-8C18H23N3O4
- 2-(2,4-Dioxo-8-oxa-1,3-diazaspiro[4.5]dec-3-yl)-N-(3-phenylpropyl)acetamide1775386-75-8C18H23N3O4
- 2-(2,4-Dioxo-8-oxa-1,3-diazaspiro[4.5]dec-3-yl)-N-(3-isopropylphenyl)acetamide1775546-33-2C18H23N3O4
- N1-((1-(hydroxymethyl)cyclopropyl)methyl)-N2-(3-(2-oxopiperidin-1-yl)phenyl)oxalamide1251552-98-3C18H23N3O4
- Ethyl 4-[1-(2-methylphenyl)-2,5-dioxopyrrolidin-3-yl]piperazine-1-carboxylate839681-44-6C18H23N3O4
- 4-Ureidoetodolac111478-85-4C18H23N3O4
- 3-(3,5-Dimethoxyphenyl)-1-(2-methoxyethyl)-1-(pyridin-4-ylmethyl)urea1286728-89-9C18H23N3O4
- 1-4-Dimethylaminophenyl-5-allyl-5-(beta-hydroxypropyl)barbituric acid33074-61-2C18H23N3O4
- N-Cyclopentyl-2-[4-(4-methoxyphenyl)-4-methyl-2,5-dioxoimidazolidin-1-yl]acetamide956812-57-0C18H23N3O4
- 8-(2-Methoxyacetyl)-3-phenethyl-1,3,8-triazaspiro[4.5]decane-2,4-dione1021212-32-7C18H23N3O4
- N-(1-Cyclopentyl-1H-pyrazol-5-yl)-3,4,5-trimethoxybenzamide1017493-29-6C18H23N3O4
- Ici 8996370636-53-2C18H23N3O4
- Boc-His(Bzl)-OH2179309-76-1C18H23N3O4
- 3-(2,5-Dimethoxyphenyl)-N-{[1-(hydroxymethyl)cyclopropyl]methyl}-1-methyl-1H-pyrazole-5-carboxamide1396860-81-3C18H23N3O4
- tert-Butyl 4-(2-carbamoylbenzofuran-5-yl)piperazine-1-carboxylate183288-44-0C18H23N3O4
- 1 suppliers2-(4-Boc-piperazinyl)-2-(4-cyanophenyl)acetic acid885274-36-2C18H23N3O4
- (R)-3-(1-Benzyl-1H-imidazol-4-yl)-2-((tert-butoxycarbonyl)amino)propanoic acid65717-64-8C18H23N3O4
- 2-(4-Boc-piperazinyl)-2-(3-cyanophenyl)acetic acid885274-33-9C18H23N3O4
- 1-Benzyl 4-tert-butyl 2-cyanopiperazine-1,4-dicarboxylate955016-62-3C18H23N3O4
- 2-(2-Cyanophenyl)-2-[4-[(2-methylpropan-2-yl)oxycarbonyl]piperazin-1-yl]acetic acid885274-31-7C18H23N3O4
- 1-[1-(4-Ethoxyphenyl)-2,5-dioxopyrrolidin-3-yl]piperidine-4-carboxamide311334-84-6C18H23N3O4
- (R)-1-Cbz-4-boc-2-cyanopiperazine1374669-63-2C18H23N3O4
- Benzyl 3-((tert-butoxycarbonyl)amino)-3-cyanopyrrolidine-1-carboxylate2013058-13-2C18H23N3O4
- 3-[4-(1,3-Benzodioxol-5-ylmethyl)piperazin-1-yl]-1-ethylpyrrolidine-2,5-dione371120-22-8C18H23N3O4
- Methyl 2-[4-oxo-2-(N-phenylcarbamoyl)-2,5-diazabicyclo[4.4.0]dec-3-yl]acetate1030900-28-7C18H23N3O4
- 3-(4-(tert-Butoxycarbonyl)piperazin-1-yl)indolizine-6-carboxylic acid1251009-25-2C18H23N3O4
- tert-Butyl 2,4-dioxo-1-phenyl-1,3,8-triazaspiro[4.5]decane-8-carboxylate1815591-36-6C18H23N3O4
- tert-Butyl 4-(3-cyano-4-(methoxycarbonyl)phenyl)piperazine-1-carboxylate2242744-14-3C18H23N3O4
- 1H-Pyrazolo[4,3-c]pyridine,5-ethyl-4,5,6,7-tetrahydro-3-(4-methylphenyl)-,propanedioate87628-71-5C18H23N3O4
- Ethyl 4-[1-(3-methylphenyl)-2,5-dioxopyrrolidin-3-yl]piperazine-1-carboxylate857494-08-7C18H23N3O4
- Ethyl 2-[2-(1-morpholinoethyl)-4-oxo-3(4H)-quinazolinyl]acetate866010-12-0C18H23N3O4
- tert-Butyl [(11aS)-2-amino-5,11-dioxo-2,3,11,11a-tetrahydro-1H-pyrrolo[2,1-c][1,4]benzodiazepin-10(5H)-yl]acetate1137496-23-1C18H23N3O4
- 2-(4-(4-((2,6-Dioxopiperidin-3-yl)amino)phenyl)piperidin-1-yl)acetic acid2641512-31-2C18H23N3O4
- Ethyl 4-[3-(4-methylpiperazin-1-yl)-2,5-dioxopyrrolidin-1-yl]benzoate330865-04-8C18H23N3O4
- N-(3-Methoxyphenyl)-2-{6-methyl-2,4-dioxo-1,3-diazaspiro[4.5]decan-3-yl}acetamide569325-35-5C18H23N3O4
- tert-Butyl 4-[(1,3-dioxo-1,3-dihydro-2H-isoindol-2-yl)methyl]piperazine-1-carboxylate832143-63-2C18H23N3O4
- N1-(4-methyl-3-(2-oxopyrrolidin-1-yl)phenyl)-N2-((tetrahydrofuran-2-yl)methyl)oxalamide941934-94-7C18H23N3O4
- N-((1,1-Dimethylethoxy)carbonyl)-1-phenyl-L-histidine methyl ester400045-91-2C18H23N3O4
- N1-(3-cyclopropyl-3-hydroxypropyl)-N2-(3-(2-oxopyrrolidin-1-yl)phenyl)oxalamide1396885-41-8C18H23N3O4
- 2-[(3-Ethyl-6,7-dihydro-1H-pyrazolo[4,3-c]pyridin-5(4H)-yl)methyl]-3,5-dimethoxybenzoic Acid1609875-19-5C18H23N3O4
- 3-Furancarboxamide, tetrahydro-N-(((4-(dimethylamino)phenyl)amino)carbonyl)-5-methyl-2-oxo-3-(2-propenyl)-67323-61-9C18H23N3O4
- [3-Nitro-5-(piperidine-1-carbonyl)phenyl]-piperidin-1-ylmethanone632292-24-1C18H23N3O4
- 2-Cyano-3-(4-hydroxy-3-methoxyphenyl)-N-[3-(morpholin-4-yl)propyl]prop-2-enamide518350-52-2C18H23N3O4
- 2-(Morpholin-4-yl)ethyl 2-hydroxy-4-methyl-6-phenyl-1,6-dihydropyrimidine-5-carboxylate69094-10-6C18H23N3O4
- 2-(2-Hydroxy-4-oxo-1,3-diazaspiro[4.4]non-1-en-3-yl)-N-[2-(4-methoxyphenyl)ethyl]acetamide1190576-53-4C18H23N3O4
- 4-(4-Ethoxyphenyl)-2-{[3-(1H-imidazol-1-yl)propyl]amino}-4-oxobutanoic acid1024703-27-2C18H23N3O4
- 6-Butyl-4-(3,4-dimethoxyphenyl)-3,4,6,7-tetrahydro-1H-pyrrolo[3,4-d]pyrimidine-2,5-dione923790-13-0C18H23N3O4
- Methyl 4-(3-propoxy-1-propyl-1H-pyrazole-4-carboxamido)benzoate1013765-70-2C18H23N3O4
- 8-[(6-Isopropyl-3-methylisoxazolo[5,4-b]pyridin-4-yl)carbonyl]-1,4-dioxa-8-azaspiro[4.5]decane1190287-20-7C18H23N3O4
- 1-(Benzo[d][1,3]dioxol-5-yl)-3-(2-(4-methylpiperidin-1-yl)-2-oxoethyl)imidazolidin-2-one1327247-88-0C18H23N3O4
- N1-((1-hydroxycyclopentyl)methyl)-N2-(3-(2-oxopyrrolidin-1-yl)phenyl)oxalamide1251613-76-9C18H23N3O4
- Methyl 4-((6-methoxy-1H-indole-2-carboxamido)methyl)piperidine-1-carboxylate1798028-22-4C18H23N3O4
- 2-(3,5-Dimethylisoxazol-4-yl)-N-((1-(furan-3-carbonyl)piperidin-4-yl)methyl)acetamide1797648-77-1C18H23N3O4
- Methyl 2-((1S)-1-(((benzyloxy)carbonyl)amino)-2-methylpropyl)-5-methyl-1H-imidazole-4-carboxylate790663-92-2C18H23N3O4
- 2-{[2-(3,4-Dimethoxyphenyl)ethyl]amino}-4-isopropylpyrimidine-5-carboxylic acid1775315-94-0C18H23N3O4
- Methyl {(4Z)-1-(4-methoxyphenyl)-5-oxo-4-[1-(propylamino)ethylidene]-4,5-dihydro-1H-pyrazol-3-yl}acetate879056-29-8C18H23N3O4
- 2-(2,4-Dioxo-1,3-diazaspiro[4.5]dec-3-yl)-N-(4-ethoxyphenyl)acetamide556016-83-2C18H23N3O4
- Tryptophan, N-[2-(4-morpholinyl)acetyl]-, methyl ester1397000-92-8C18H23N3O4
- 5-[(2,3-Dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazol-4-yl)amino]-3,3-dimethyl-5-oxopentanoic acid697741-81-4C18H23N3O4
- Ethyl 4-(1-benzyl-2,5-dioxopyrrolidin-3-yl)piperazine-1-carboxylate853751-42-5C18H23N3O4
- 1-Cyclohexyl-N-(2-methyl-5-nitrophenyl)-5-oxopyrrolidine-3-carboxamide838904-93-1C18H23N3O4
- 5-[(2-Methoxyphenoxy)methyl]-N-(4-methylpiperazin-1-yl)furan-2-carboxamide438475-23-1C18H23N3O4
- 7-(Morpholine-4-carbonyl)-3-pentylquinazoline-2,4(1H,3H)-dione892268-36-9C18H23N3O4
- [1-[(1-Cyanocyclohexyl)amino]-1-oxopropan-2-yl] 2-ethoxypyridine-3-carboxylate938925-94-1C18H23N3O4
- 2-(5-(3-Methoxyphenyl)isoxazol-3-yl)-N-(2-morpholinoethyl)acetamide953138-06-2C18H23N3O4
- 2-(5-(4-Methoxyphenyl)isoxazol-3-yl)-N-(2-morpholinoethyl)acetamide953205-30-6C18H23N3O4
- 4-(4-Ethoxyphenyl)-6-(3-methoxypropyl)-3,4,6,7-tetrahydro-1H-pyrrolo[3,4-d]pyrimidine-2,5-dione923733-73-7C18H23N3O4
- N1-(3-methyl-4-(2-oxopyrrolidin-1-yl)phenyl)-N2-((tetrahydrofuran-2-yl)methyl)oxalamide942012-18-2C18H23N3O4
- N1-(3-(2-oxopiperidin-1-yl)phenyl)-N2-((tetrahydrofuran-2-yl)methyl)oxalamide941920-02-1C18H23N3O4
- N1-(2-(dimethylamino)-2-(furan-2-yl)ethyl)-N2-(4-ethoxyphenyl)oxalamide899954-97-3C18H23N3O4
- Ethyl 4-[(3-ethoxypropyl)amino]-6-oxo-1-phenyl-1,6-dihydropyridazine-3-carboxylate922095-26-9C18H23N3O4
Frequently asked questions
What is the molar mass of C18H23N3O4?
The molar mass of C18H23N3O4 is 345.40 g/mol, calculated from standard atomic weights for 18 carbon atoms, 23 hydrogen atoms, 3 nitrogen atoms and 4 oxygen atoms. The monoisotopic mass is 345.1689 Da.
How many compounds have the formula C18H23N3O4?
CompoundList lists 282 compounds with the molecular formula C18H23N3O4, including Pefurazoate, N-[(1,1-Dimethylethoxy)carbonyl]-1-(phenylmethyl)-L-histidine, 1,3-Dimethyl-2,6-dioxo-N-[2-(2-propylphenoxy)ethyl]pyrimidine-4-carboxamide. 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 C18H23N3O4?
C18H23N3O4 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.