Molecular formula
C18H19N3O3
401 compounds have this formula on CompoundList.
- Molar mass
- 325.37g/mol
- Monoisotopic mass
- 331.1803Da
- Atoms
- 43
- Elements
- 4
- Rings plus double bonds
- 11
The formula C18H19N3O3 describes a molecule made of 18 carbon atoms, 19 hydrogen atoms, 3 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 × 1866.45%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 195.89%1.008 × 19 = 19.152 g/mol
- N Nitrogen × 312.91%14.007 × 3 = 42.021 g/mol
- O Oxygen × 314.75%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C18H19N3O3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 301 to 400 of 401 compounds
N-Acetyl amonafide-d6
CAS 1217018-31-9C18H19N3O3
![6-Amino-3-[4-(piperidine-1-carbonyl)phenyl]picolinic acid chemical structure, C18H19N3O3, CAS 1261987-40-9](/s/MRJXUIWZIZKSMG-UHFFFAOYSA-N.svg)
6-Amino-3-[4-(piperidine-1-carbonyl)phenyl]picolinic acid
CAS 1261987-40-9C18H19N3O3
(S)-Benzyl 2-(pyridin-2-ylcarbamoyl)pyrrolidine-1-carboxylate
CAS 478912-46-8C18H19N3O3
Benzyl 3-oxo-4-(pyridin-3-ylmethyl)piperazine-1-carboxylate
CAS 1400762-56-2C18H19N3O3
1-(2-Methoxyethyl)-N-(6-methoxypyridin-3-yl)-1H-indole-2-carboxamide
CAS 1435981-43-3C18H19N3O3
1-(2-Methoxyethyl)-N-(6-methoxypyridin-3-yl)-1H-indole-6-carboxamide
CAS 1435899-22-1C18H19N3O3
![N-[Cyano(2,4-dimethoxyphenyl)methyl]-1-cyclopropyl-1H-pyrrole-2-carboxamide chemical structure, C18H19N3O3, CAS 1797854-20-6](/s/JXOIRNBTGDNHMI-UHFFFAOYSA-N.svg)
N-[Cyano(2,4-dimethoxyphenyl)methyl]-1-cyclopropyl-1H-pyrrole-2-carboxamide
CAS 1797854-20-6C18H19N3O3
![Ethyl N-[2-(diphenylmethylidene)hydrazinecarbonyl]glycinate chemical structure, C18H19N3O3, CAS 1093755-82-8](/s/OJNABPCWKJPSKE-UHFFFAOYSA-N.svg)
Ethyl N-[2-(diphenylmethylidene)hydrazinecarbonyl]glycinate
CAS 1093755-82-8C18H19N3O3
N-(4-Acetylphenyl)-2-methyl-3-oxo-2,3,5,6,7,8-hexahydrocinnoline-6-carboxamide
CAS 1903592-85-7C18H19N3O3
Benzyl 4-(pyridine-2-carbonyl)piperazine-1-carboxylate
CAS 1795202-22-0C18H19N3O3
![2-(4-Acetylphenoxy)-N-[(6-cyclopropylpyrimidin-4-yl)methyl]acetamide chemical structure, C18H19N3O3, CAS 2176201-87-7](/s/FWZHYIQBDFLDLL-UHFFFAOYSA-N.svg)
2-(4-Acetylphenoxy)-N-[(6-cyclopropylpyrimidin-4-yl)methyl]acetamide
CAS 2176201-87-7C18H19N3O3
![4-(3-{3-[(2,5-Dioxopyrrolidin-1-yl)methyl]azetidin-1-yl}-3-oxopropyl)benzonitrile chemical structure, C18H19N3O3, CAS 2097866-22-1](/s/RZYJVRRXBWGDFP-UHFFFAOYSA-N.svg)
4-(3-{3-[(2,5-Dioxopyrrolidin-1-yl)methyl]azetidin-1-yl}-3-oxopropyl)benzonitrile
CAS 2097866-22-1C18H19N3O3
![2-(4-Cyclopropyl-6-oxo-1,6-dihydropyrimidin-1-yl)-N-[(2,3-dihydro-1-benzofuran-3-yl)methyl]acetamide chemical structure, C18H19N3O3, CAS 2097863-80-2](/s/GIHGMKWHGYJRFO-UHFFFAOYSA-N.svg)
2-(4-Cyclopropyl-6-oxo-1,6-dihydropyrimidin-1-yl)-N-[(2,3-dihydro-1-benzofuran-3-yl)methyl]acetamide
CAS 2097863-80-2C18H19N3O3
![4-[2-(4-Methylphenoxy)acetyl]-1-(pyridin-3-yl)piperazin-2-one chemical structure, C18H19N3O3, CAS 2097891-40-0](/s/MMOAUIKWJZBKPH-UHFFFAOYSA-N.svg)
4-[2-(4-Methylphenoxy)acetyl]-1-(pyridin-3-yl)piperazin-2-one
CAS 2097891-40-0C18H19N3O3
![4-[2-(2-Methoxyphenyl)acetyl]-1-(pyridin-3-yl)piperazin-2-one chemical structure, C18H19N3O3, CAS 2097891-29-5](/s/WZYHKSOYBBKLGC-UHFFFAOYSA-N.svg)
4-[2-(2-Methoxyphenyl)acetyl]-1-(pyridin-3-yl)piperazin-2-one
CAS 2097891-29-5C18H19N3O3
2-Amino-4-(dimethoxymethyl)-5-(naphthalen-1-ylmethyl)-1H-pyrimidin-6-one
CAS 31539-53-4C18H19N3O3
![1-[(3R,4R)-3-(1-Benzylpyrazol-4-yl)oxy-4-hydroxypyrrolidin-1-yl]but-2-yn-1-one chemical structure, C18H19N3O3, CAS 2223183-44-4](/s/MFAZXEAKYDGWGG-IAGOWNOFSA-N.svg)
1-[(3R,4R)-3-(1-Benzylpyrazol-4-yl)oxy-4-hydroxypyrrolidin-1-yl]but-2-yn-1-one
CAS 2223183-44-4C18H19N3O3
![2-(5-Formyl-1H-pyrrol-2-yl)-N-[[4-(2-oxopyrrolidin-1-yl)phenyl]methyl]acetamide chemical structure, C18H19N3O3, CAS 2305567-26-2](/s/UZDDQTNFKBSWPQ-UHFFFAOYSA-N.svg)
2-(5-Formyl-1H-pyrrol-2-yl)-N-[[4-(2-oxopyrrolidin-1-yl)phenyl]methyl]acetamide
CAS 2305567-26-2C18H19N3O3
![3-{[5-(3,5-Dimethyl-1,2-oxazol-4-yl)furan-2-yl]methyl}-1-(2-methylphenyl)urea chemical structure, C18H19N3O3, CAS 2415469-60-0](/s/URLCOQRTTZWSFD-UHFFFAOYSA-N.svg)
3-{[5-(3,5-Dimethyl-1,2-oxazol-4-yl)furan-2-yl]methyl}-1-(2-methylphenyl)urea
CAS 2415469-60-0C18H19N3O3
![N-{[5-(1-Methyl-1H-pyrazol-5-yl)furan-2-yl]methyl}-2-phenoxypropanamide chemical structure, C18H19N3O3, CAS 2415539-99-8](/s/MINFRWMXMMYILX-UHFFFAOYSA-N.svg)
N-{[5-(1-Methyl-1H-pyrazol-5-yl)furan-2-yl]methyl}-2-phenoxypropanamide
CAS 2415539-99-8C18H19N3O3
![Methyl (E)-4-[[4-(3-cyclopropylpyrazol-1-yl)phenyl]methylamino]-4-oxobut-2-enoate chemical structure, C18H19N3O3, CAS 2411336-22-4](/s/OWNVNOQRINPWAZ-CMDGGOBGSA-N.svg)
Methyl (E)-4-[[4-(3-cyclopropylpyrazol-1-yl)phenyl]methylamino]-4-oxobut-2-enoate
CAS 2411336-22-4C18H19N3O3
![2-(3-Methoxyphenyl)-5-[(oxolan-3-yl)methyl]-4H,5H-pyrazolo[1,5-a]pyrazin-4-one chemical structure, C18H19N3O3, CAS 2640847-02-3](/s/ZNNHRNUFFBURPO-UHFFFAOYSA-N.svg)
2-(3-Methoxyphenyl)-5-[(oxolan-3-yl)methyl]-4H,5H-pyrazolo[1,5-a]pyrazin-4-one
CAS 2640847-02-3C18H19N3O3
![4-({1-[(2,3-Dihydro-1-benzofuran-5-yl)methyl]azetidin-3-yl}oxy)pyridine-2-carboxamide chemical structure, C18H19N3O3, CAS 2640892-12-0](/s/FKBRCMONBGPTCY-UHFFFAOYSA-N.svg)
4-({1-[(2,3-Dihydro-1-benzofuran-5-yl)methyl]azetidin-3-yl}oxy)pyridine-2-carboxamide
CAS 2640892-12-0C18H19N3O3
![1-{[1-(7-Methoxy-1-benzofuran-2-carbonyl)azetidin-3-yl]methyl}-2-methyl-1H-imidazole chemical structure, C18H19N3O3, CAS 2640980-17-0](/s/MRWCALDRAQKXLJ-UHFFFAOYSA-N.svg)
1-{[1-(7-Methoxy-1-benzofuran-2-carbonyl)azetidin-3-yl]methyl}-2-methyl-1H-imidazole
CAS 2640980-17-0C18H19N3O3
- 1H-Indole-6-carboximidamide, 2-(3,4,5-trimethoxyphenyl)-87550-53-6C18H19N3O3
- 3,3'-Diacetylamino-2,2'-dimethylazoxybenzene143922-98-9C18H19N3O3
- 2-(4-Benzylpiperazin-1-yl)-5-nitrobenzaldehyde879463-00-0C18H19N3O3
- Butanoic acid, 4-oxo-4-[[4-(2-phenyldiazenyl)phenyl]amino]-, ethyl ester356550-48-6C18H19N3O3
- 5-((4-(Dimethylamino)phenyl)methylene)-1,2,5,6-tetrahydro-1-(2-hydroxyethyl)-4-methyl-2,6-dioxonicotinonitrile77001-54-8C18H19N3O3
- N-tert-Butyl-N-[(3-phenyl-1,2,4-oxadiazol-5-yl)methyl]furan-2-carboxamide887692-74-2C18H19N3O3
- Urea, N-butyl-N'-(1-methyl-3-oxo-3H-phenoxazin-7-yl)-834897-44-8C18H19N3O3
- 7-(4-Benzyl-4-oxo-4lambda~5~-piperazin-1-yl)-1,3-benzoxazol-2(3H)-one926312-53-0C18H19N3O3
- 1-(2-Methoxyphenyl)-3-(5-oxo-1-phenylpyrrolidin-3-yl)urea894007-04-6C18H19N3O3
- Butanoic acid, 4-[[3-methyl-4-[2-(2-methylphenyl)diazenyl]phenyl]amino]-4-oxo-886135-95-1C18H19N3O3
- (13S,17R)-N-(Dimethylaminomethylidene)-11,15-dioxa-16-azatetracyclo[8.7.0.02,7.013,17]heptadeca-1(10),2,4,6,8-pentaene-16-carboxamideC18H19N3O3
- 2-[(5,6-Dimethylfuro[2,3-d]pyrimidin-4-yl)oxy]-N-(2,6-dimethylphenyl)acetamide1111202-77-7C18H19N3O3
- 1-(1-(2-Methylfuran-3-carbonyl)piperidin-4-yl)-1H-benzo[d]imidazol-2(3H)-one1390206-93-5C18H19N3O3
- 1-(1-(5-Methylfuran-2-carbonyl)piperidin-4-yl)-1H-benzo[d]imidazol-2(3H)-one1325845-63-3C18H19N3O3
- 6-(2-Methoxyethoxy)-3-(4-aminophenyl)-1H-indole-2-carboxamide890434-92-1C18H19N3O3
- Methyl 4-(2-amino-1-methyl-1H-benzo[d]imidazol-4-yloxy)-3,5-dimethylbenzoate866082-38-4C18H19N3O3
- 2-(4-Benzylpiperazin-1-yl)-4-nitrobenzaldehyde1774893-43-4C18H19N3O3
- 4-Benzyl-N-(3-methylpyridin-2-yl)-5-oxomorpholine-3-carboxamide1351581-33-3C18H19N3O3
- 5-(3-Ethoxy-4-((2-methylbenzyl)oxy)phenyl)-1,3,4-oxadiazol-2-amine1706445-04-6C18H19N3O3
- Methyl 1-((oxazol-2-yl)methyl)-5-(pyrrolidin-1-yl)-1H-indole-6-carboxylate1870852-79-1C18H19N3O3
- 4-((4-(Pyrrolidin-1-yl)picolinamido)methyl)benzoic acid2040642-26-8C18H19N3O3
- 3-(2-Benzyl-3,4-dimethyl-6-oxo-2,6-dihydro-7H-pyrazolo[3,4-b]pyridin-7-yl)propanoic acid1883290-04-7C18H19N3O3
- 1-Isopropyl-4-(4-methoxyphenyl)-3-methyl-1H-pyrazolo[3,4-b]pyridine-6-carboxylic acid2093985-71-6C18H19N3O3
- 5-(2-Amino-4-pyridinyl)-3-methoxy-2-[(tetrahydro-2H-pyran-4-yl)oxy]benzonitrile2101908-33-0C18H19N3O3
- 2-[1-(Oxolane-3-carbonyl)azetidin-3-yl]-6-phenyl-2,3-dihydropyridazin-3-one2380095-39-4C18H19N3O3
- 2-Benzyl-5-[(5-methyl-1,2-oxazol-4-yl)methyl]-octahydropyrrolo[3,4-c]pyrrole-1,3-dione2415582-68-0C18H19N3O3
- 2-Benzyl-5-[(2-methyl-1,3-oxazol-4-yl)methyl]-octahydropyrrolo[3,4-c]pyrrole-1,3-dione2415566-34-4C18H19N3O3
- 2-Benzyl-5-[(5-methyl-1,2-oxazol-3-yl)methyl]-octahydropyrrolo[3,4-c]pyrrole-1,3-dione2415533-64-9C18H19N3O3
- N-Methyl-N-[1-(pyridin-2-yl)azetidin-3-yl]-2,3-dihydro-1,4-benzodioxine-2-carboxamide2415556-31-7C18H19N3O3
- 2-(Benzyloxy)-N-{[5-(1-methyl-1H-pyrazol-5-yl)furan-2-yl]methyl}acetamide2415621-95-1C18H19N3O3
- N-{[5-(1-Methyl-1H-pyrazol-5-yl)furan-2-yl]methyl}-2-(2-methylphenoxy)acetamide2415455-11-5C18H19N3O3
- Methyl (2E)-4-oxo-4-[2-(4-phenyl-1H-imidazol-2-yl)pyrrolidin-1-yl]but-2-enoate2411327-22-3C18H19N3O3
- 1 suppliersLenalidomide-C3-alkyne2940934-49-4C18H19N3O3
- 3-[(Pyrrolidine-1-carbonyl)amino]phenyl phenylcarbamate21668-44-0C18H19N3O3
- 5,6-Dimethoxy-N-(2-phenylethyl)-1H-indazole-3-carboxamide29281-08-1C18H19N3O3
- 2-[6-(3-Methoxyphenyl)-10,13-dioxa-4,6-diazatricyclo[7.4.0.0,3,7]trideca-1(9),2,4,7-tetraen-5-yl]ethan-1-amine2768326-81-2C18H19N3O3
- 2-(3,4-Dimethoxyphenyl)-5,6,7,8-tetrahydro-1H-pyrazolo[5,1-b]quinazolin-9-one606116-45-4C18H19N3O3
- Ethyl 5-benzyl-1,3-dimethyl-4-oxo-4,5-dihydro-1H-pyrrolo[2,3-d]pyridazine-2-carboxylate150582-34-6C18H19N3O3
- 3-{[4-(Morpholin-4-yl)anilino]methyl}-1,3-benzoxazol-2(3H)-one75057-38-4C18H19N3O3
- 7-N-(beta-Alanyl)amino-1,2,4-trimethyl-3H-phenoxazin-3-one1016978-34-9C18H19N3O3
- N-(4-Ethylphenyl)-2-[(2E)-2-(3-methoxybenzylidene)hydrazino]-2-oxoacetamide767332-52-5C18H19N3O3
- 1-(1-(3-Methylfuran-2-carbonyl)piperidin-4-yl)-1H-benzo[d]imidazol-2(3H)-one1325971-80-9C18H19N3O3
- 3-[2-(2,2-Dimethoxyethyl)-5-phenyl-1H-imidazol-4-yl]-1-oxo-1lambda~5~-pyridine87752-78-1C18H19N3O3
- N-(2-Aminoethyl)-4-[(4-cyanophenyl)methoxy]-2-methoxybenzamide919772-68-2C18H19N3O3
- N-(2-Aminoethyl)-4-[(3-cyanophenyl)methoxy]-2-methoxybenzamide919772-66-0C18H19N3O3
- 3-[5-(5-Aminopent-1-ynyl)-1-oxo-isoindolin-2-yl]piperidine-2,6-dione2138440-56-7C18H19N3O3
- 3-[6-(5-Aminopent-1-ynyl)-1-oxo-isoindolin-2-yl]piperidine-2,6-dione2138440-57-8C18H19N3O3
- N-(3-tert-Butyl-1,2-oxazol-5-yl)-6-methoxyquinoline-4-carboxamide2415633-76-8C18H19N3O3
- 5-Oxo-1-phenyl-N-(4,5,6,7-tetrahydro-2,1-benzoxazol-3-yl)pyrrolidine-3-carboxamide2327351-26-6C18H19N3O3
- 1-[(5-Methyl-2-phenyl-1,3-oxazol-4-yl)methyl]-4-(propan-2-yl)-1,2,3,4-tetrahydropyrazine-2,3-dione2640862-55-9C18H19N3O3
- N-{2-Hydroxy-2-[4-(1H-pyrazol-1-yl)phenyl]ethyl}-2,5-dimethylfuran-3-carboxamide2415565-71-6C18H19N3O3
- Methyl 3-[2-(3,4-dimethylphenyl)-4-oxo-4H,5H-pyrazolo[1,5-a]pyrazin-5-yl]propanoate2415455-06-8C18H19N3O3
- 2-Benzyl-5-[(3-methyl-1,2-oxazol-5-yl)methyl]-octahydropyrrolo[3,4-c]pyrrole-1,3-dione2415462-60-9C18H19N3O3
- 3,5-Bis(4-methoxyphenyl)-4,5-dihydro-1H-pyrazole-1-carboxamide1330630-80-2C18H19N3O3
- Ethyl 2-(1-cyclopropyl-1H-imidazol-2-yl)-2-hydroxy-2-(1H-indol-3-yl)acetate2172526-10-0C18H19N3O3
- Benzyl N-[3-(3-hydroxy-1H-indazol-1-yl)propyl]carbamate2680831-32-5C18H19N3O3
- Benzyl N-[3-cyano-4-(oxan-4-yl)-1H-pyrrol-2-yl]carbamate2680885-35-0C18H19N3O3
- tert-Butyl N-{6-[4-(cyanomethyl)phenoxy]pyridin-3-yl}carbamate2680698-77-3C18H19N3O3
- Benzyl N-(1H-1,3-benzodiazol-2-yl)-N-(2-hydroxypropyl)carbamate2680696-85-7C18H19N3O3
- Benzyl (1S,4S)-5-(5-hydroxypyridin-3-yl)-2,5-diazabicyclo[2.2.1]heptane-2-carboxylate2679929-37-2C18H19N3O3
- Benzyl N-(1H-1,3-benzodiazol-2-yl)-N-(1-hydroxypropan-2-yl)carbamate2680724-15-4C18H19N3O3
- tert-Butyl N-[6-(2-cyanophenoxy)-4-methylpyridin-3-yl]carbamate2680766-14-5C18H19N3O3
- Benzyl N-(2-hydroxyethyl)-N-(1-methyl-1H-1,3-benzodiazol-2-yl)carbamate2680904-28-1C18H19N3O3
- Benzyl N-[1-(3-hydroxypropyl)-1H-indazol-6-yl]carbamate2680900-95-0C18H19N3O3
- tert-Butyl N-{4-[(3-cyanopyridin-2-yl)oxy]-2-methylphenyl}carbamate2680681-30-3C18H19N3O3
- (9H-Fluoren-9-yl)methyl N-{2-[methyl(nitroso)amino]ethyl}carbamate2913416-25-6C18H19N3O3
- 1-Methyl-6-(1-(tetrahydro-2H-pyran-2-yl)-1H-pyrazol-4-yl)-1H-indole-4-carboxylic acid3078548-31-6C18H19N3O3
- 2-(1-Methyl-1,2,3,4-tetrahydroisoquinolin-2-yl)-N-(3-nitrophenyl)acetamide3054623-36-5C18H19N3O3
- (13S,17R)-N-[(1E)-(Dimethylamino)methylidene]-11,15-dioxa-16-azatetracyclo[8.7.0.0^{2,7}.0^{13,17}]heptadeca-1,3,5,7,9-pentaene-16-carboxamideC18H19N3O3
- 4(3H)-Quinazolinone,3-amino-2-[2-(2,4-dimethoxyphenyl)ethyl]-92617-46-4C18H19N3O3
- (NE)-N-(dimethylaminomethylidene)-11,15-dioxa-16-azatetracyclo[8.7.0.02,7.013,17]heptadeca-1(10),2,4,6,8-pentaene-16-carboxamideC18H19N3O3
- 2-(4-Benzylpiperazin-1-yl)-6-nitrobenzaldehyde1707365-25-0C18H19N3O3
- 3-(4-Benzylpiperazin-1-yl)-4-nitrobenzaldehyde1779123-41-9C18H19N3O3
- 4-(4-Benzylpiperazin-1-yl)-2-nitrobenzaldehyde1707580-96-8C18H19N3O3
- 5-(4-Benzylpiperazin-1-yl)-2-nitrobenzaldehyde1707581-08-5C18H19N3O3
- 3-(5-(3,4-Diethoxyphenyl)-1H-1,2,4-triazol-3-yl)phenol1416347-14-2C18H19N3O3
Frequently asked questions
What is the molar mass of C18H19N3O3?
The molar mass of C18H19N3O3 is 325.37 g/mol, calculated from standard atomic weights for 18 carbon atoms, 19 hydrogen atoms, 3 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 331.1803 Da.
How many compounds have the formula C18H19N3O3?
CompoundList lists 401 compounds with the molecular formula C18H19N3O3, including N-Acetyl amonafide-d6, 6-Amino-3-[4-(piperidine-1-carbonyl)phenyl]picolinic acid, (S)-Benzyl 2-(pyridin-2-ylcarbamoyl)pyrrolidine-1-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 C18H19N3O3?
C18H19N3O3 has a degree of unsaturation of 11. 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.