Molecular formula
C18H17N3O3
483 compounds have this formula on CompoundList.
- Molar mass
- 323.35g/mol
- Monoisotopic mass
- 323.1270Da
- Atoms
- 41
- Elements
- 4
- Rings plus double bonds
- 12
The formula C18H17N3O3 describes a molecule made of 18 carbon atoms, 17 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 × 1866.86%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 175.30%1.008 × 17 = 17.136 g/mol
- N Nitrogen × 313.00%14.007 × 3 = 42.021 g/mol
- O Oxygen × 314.84%15.999 × 3 = 47.997 g/mol
Look up another formula
Compounds with the formula C18H17N3O3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 201 to 300 of 483 compounds
4-Hydroxy-N-(1-hydroxy-3-phenylpropan-2-yl)quinazoline-2-carboxamide
CAS 1040715-77-2C18H17N3O3
Methyl 2-anilino-6-oxo-3-phenyl-4,5-dihydropyrimidine-4-carboxylate
CAS 55124-78-2C18H17N3O3
4-(2-Benzoyloxyethylamino)-2-methyl-1-oxo-1,2-dihydrophthalazine
CAS 73632-87-8C18H17N3O3
2-Butyl-3-(3-nitrophenyl)quinazolin-4-one
CAS 375352-89-9C18H17N3O3
![Methyl 3-[5-[(3,5-dimethyl-1H-pyrazol-4-yl)iminomethyl]furan-2-yl]benzoate chemical structure, C18H17N3O3, CAS 347874-67-3](/s/IJVXYRMXDDZLJA-UHFFFAOYSA-N.svg)
Methyl 3-[5-[(3,5-dimethyl-1H-pyrazol-4-yl)iminomethyl]furan-2-yl]benzoate
CAS 347874-67-3C18H17N3O3
Pyrrolo(3,4-b)(1,5)benzodiazepin-1(2H)-one, 3,4,9,10-tetrahydro-10-(4-hydroxy-3-methoxyphenyl)-
CAS 137987-41-8C18H17N3O3
N-Benzyl-3-(2,4-dioxo-1H-quinazolin-3-yl)propanamide
CAS 896371-97-4C18H17N3O3
![2-Amino-4-(3-methoxyphenyl)-6,7-dimethyl-5-oxo-5,6-dihydro-4H-pyrano[3,2-c]pyridine-3-carbonitrile chemical structure, C18H17N3O3, CAS 882357-72-4](/s/DCFIJKJHTWVDTP-UHFFFAOYSA-N.svg)
2-Amino-4-(3-methoxyphenyl)-6,7-dimethyl-5-oxo-5,6-dihydro-4H-pyrano[3,2-c]pyridine-3-carbonitrile
CAS 882357-72-4C18H17N3O3
![N'-[1-(4-Methylphenyl)-2,5-dioxopyrrolidin-3-yl]benzohydrazide chemical structure, C18H17N3O3, CAS 956438-48-5](/s/QQSKAYCBUWFQRI-UHFFFAOYSA-N.svg)
N'-[1-(4-Methylphenyl)-2,5-dioxopyrrolidin-3-yl]benzohydrazide
CAS 956438-48-5C18H17N3O3
![N-Phenyl-N'-[(E)-(3-prop-2-enoxyphenyl)methylideneamino]oxamide chemical structure, C18H17N3O3, CAS 352012-28-3](/s/YIOYQBCDWHNDGX-CPNJWEJPSA-N.svg)
N-Phenyl-N'-[(E)-(3-prop-2-enoxyphenyl)methylideneamino]oxamide
CAS 352012-28-3C18H17N3O3
![3-[(E)-(2,3-Dimethoxyphenyl)methylideneamino]-2-methylquinazolin-4-one chemical structure, C18H17N3O3, CAS 330826-04-5](/s/JMBOPPFPDFXGSG-YBFXNURJSA-N.svg)
3-[(E)-(2,3-Dimethoxyphenyl)methylideneamino]-2-methylquinazolin-4-one
CAS 330826-04-5C18H17N3O3
![N-[5-(2,5-Dimethylphenyl)-1,3,4-oxadiazol-2-yl]-2-methoxybenzamide chemical structure, C18H17N3O3, CAS 891123-21-0](/s/NXEKWQDYZYCXSE-UHFFFAOYSA-N.svg)
N-[5-(2,5-Dimethylphenyl)-1,3,4-oxadiazol-2-yl]-2-methoxybenzamide
CAS 891123-21-0C18H17N3O3
N-(3-Acetylphenyl)-2-(3-cyano-4,6-dimethyl-2-oxopyridin-1-yl)acetamide
CAS 932338-40-4C18H17N3O3
N-(2,4-Dimethoxyphenyl)-4-(1H-pyrazol-1-yl)benzamide
CAS 957027-63-3C18H17N3O3
2-(5-(4-Methoxyphenyl)isoxazol-3-yl)-N-(pyridin-2-ylmethyl)acetamide
CAS 953254-31-4C18H17N3O3
N-(2-(3-(Furan-2-yl)-6-oxopyridazin-1(6H)-yl)ethyl)-2-phenylacetamide
CAS 946314-19-8C18H17N3O3
5-(Ethylamino)-2-(5-((p-tolyloxy)methyl)furan-2-yl)oxazole-4-carbonitrile
CAS 931704-18-6C18H17N3O3
![6-Cyclopropyl-N-(2-methoxyphenyl)-3-methyl[1,2]oxazolo[5,4-b]pyridine-4-carboxamide chemical structure, C18H17N3O3, CAS 949847-98-7](/s/SXLOVZSQTUYUJU-UHFFFAOYSA-N.svg)
6-Cyclopropyl-N-(2-methoxyphenyl)-3-methyl[1,2]oxazolo[5,4-b]pyridine-4-carboxamide
CAS 949847-98-7C18H17N3O3
![6-Cyclopropyl-N-(3-methoxyphenyl)-3-methyl[1,2]oxazolo[5,4-b]pyridine-4-carboxamide chemical structure, C18H17N3O3, CAS 949789-20-2](/s/RMGJNFWOUCJDHF-UHFFFAOYSA-N.svg)
6-Cyclopropyl-N-(3-methoxyphenyl)-3-methyl[1,2]oxazolo[5,4-b]pyridine-4-carboxamide
CAS 949789-20-2C18H17N3O3
![5-[4-(4-Cyanophenylazo)phenoxy]-pentanoic acid chemical structure, C18H17N3O3, CAS 1049660-75-4](/s/BLNFUKIJWMMKBO-UHFFFAOYSA-N.svg)
5-[4-(4-Cyanophenylazo)phenoxy]-pentanoic acid
CAS 1049660-75-4C18H17N3O3
![N-[2-[(2-Aminobenzoyl)amino]ethyl]-1-benzofuran-2-carboxamide chemical structure, C18H17N3O3, CAS 947965-49-3](/s/NIZCUHYUWPURPO-UHFFFAOYSA-N.svg)
N-[2-[(2-Aminobenzoyl)amino]ethyl]-1-benzofuran-2-carboxamide
CAS 947965-49-3C18H17N3O3
![2-[3-(5-Ethyl-1,3,4-oxadiazol-2-yl)phenoxy]-N-phenylacetamide chemical structure, C18H17N3O3, CAS 946275-44-1](/s/GIULPZDFBCNXMH-UHFFFAOYSA-N.svg)
2-[3-(5-Ethyl-1,3,4-oxadiazol-2-yl)phenoxy]-N-phenylacetamide
CAS 946275-44-1C18H17N3O3
![N-(3-Methoxyphenyl)-2-[(2-methylquinazolin-4-yl)oxy]acetamide chemical structure, C18H17N3O3, CAS 1031993-13-1](/s/TYKOMKIXDKJWHO-UHFFFAOYSA-N.svg)
N-(3-Methoxyphenyl)-2-[(2-methylquinazolin-4-yl)oxy]acetamide
CAS 1031993-13-1C18H17N3O3
N-(2-Methyl-1H-benzimidazol-5-yl)-3,4-dihydro-2H-1,5-benzodioxepine-7-carboxamide
CAS 1219578-49-0C18H17N3O3
- N-[5-(Phenoxymethyl)-1,3,4-oxadiazol-2-yl]-3-phenylpropanamide1334371-35-5C18H17N3O3
- 4-(2-(4-Nitronaphthalen-1-yloxy)propan-2-yl)pyridin-2-amine1229649-60-8C18H17N3O3
- 3-(1-Cyano-1-methylethyl)-N-(4-methyl-3-nitro-phenyl)benzamide872091-89-9C18H17N3O3
- 2-Ethoxy-N-(6-methoxypyrimidin-4-yl)-1-naphthamide1396851-33-4C18H17N3O3
- 5-Cyclopropyl-N-(furan-2-ylmethyl)-N-(pyridin-2-ylmethyl)isoxazole-3-carboxamide1396847-49-6C18H17N3O3
- 2,5-Dimethyl-N-[2-(1-methyl-6-oxo-1,6-dihydropyridazin-3-yl)phenyl]furan-3-carboxamide1428359-86-7C18H17N3O3
- 4-Hydroxy-6-methoxy-N-[2-(pyridin-4-yl)ethyl]quinoline-3-carboxamide1630850-73-5C18H17N3O3
- 2-(3-Methoxyphenyl)-N-(6-methyl-4-oxo-3H-quinazolin-2-yl)acetamide1627957-69-0C18H17N3O3
- Isoquino(2,1-d)(1,4)benzodiazepin-6(7H)-one, 5,9,10,14b-tetrahydro-5-methyl-2-nitro-19007-22-8C18H17N3O3
- N-(4-Methoxyphenyl)-3-(3-phenyl-1,2,4-oxadiazol-5-yl)propanamide831193-45-4C18H17N3O3
- 4-Ethoxy-N-[(3-phenyl-1,2,4-oxadiazol-5-yl)methyl]benzamide717828-14-3C18H17N3O3
- N-Ethyl-2-[3-(4-methoxyphenyl)-1,2,4-oxadiazol-5-yl]benzamide831243-21-1C18H17N3O3
- N-[[3-(4-Methoxyphenyl)-1,2,4-oxadiazol-5-yl]methyl]-4-methylbenzamide898119-46-5C18H17N3O3
- 3-(4-Methoxyphenyl)-N,N-dimethyl-4-oxophthalazine-1-carboxamide338975-84-1C18H17N3O3
- 2-Methyl-N-[(2-methyl-1H-indol-5-yl)methyl]-3-nitrobenzamide863001-86-9C18H17N3O3
- N-[5-(4-Methoxyphenyl)-1,3,4-oxadiazol-2-yl]-3-phenylpropanamide865286-77-7C18H17N3O3
- 2-(2-Methylpropyl)-1,3-dioxo-N-(pyridin-3-yl)-2,3-dihydro-1H-isoindole-5-carboxamide518008-06-5C18H17N3O3
- N-(4-Cyanophenyl)-1-(furan-2-carbonyl)piperidine-4-carboxamide887681-30-3C18H17N3O3
- N-((4-Oxo-3,4-dihydrophthalazin-1-yl)methyl)-2-(o-tolyloxy)acetamide896354-06-6C18H17N3O3
- N-[5-(2,4-Dimethylphenyl)-1,3,4-oxadiazol-2-yl]-3-methoxybenzamide891143-82-1C18H17N3O3
- N-[5-(2,5-Dimethylphenyl)-1,3,4-oxadiazol-2-yl]-4-methoxybenzamide891117-60-5C18H17N3O3
- N-(4-Methoxybenzyl)-1-methyl-2-oxo-1,2-dihydro-1,8-naphthyridine-3-carboxamide899740-62-6C18H17N3O3
- N-(2-Methoxybenzyl)-1-methyl-2-oxo-1,2-dihydro-1,8-naphthyridine-3-carboxamide899968-62-8C18H17N3O3
- 2-(4-Methoxyphenyl)-N-[(4-oxo-3H-phthalazin-1-yl)methyl]acetamide899985-02-5C18H17N3O3
- 6-[(Furan-2-yl)methyl]-4-(4-methylphenyl)-1H,2H,3H,4H,5H,6H,7H-pyrrolo[3,4-d]pyrimidine-2,5-dione874594-22-6C18H17N3O3
- 5-(Dimethylamino)-2-(5-((m-tolyloxy)methyl)furan-2-yl)oxazole-4-carbonitrile941912-28-3C18H17N3O3
- N'-(1H-Indol-1-ylacetyl)-2-methoxybenzohydrazide896922-19-3C18H17N3O3
- 6-Cyclopropyl-N-(4-methoxyphenyl)-3-methyl[1,2]oxazolo[5,4-b]pyridine-4-carboxamide949738-22-1C18H17N3O3
- N-(5-Methyl-1,2-oxazol-3-yl)-5-(5,6,7,8-tetrahydronaphthalen-2-yl)-1,2-oxazole-3-carboxamide912893-64-2C18H17N3O3
- N-[(4-Oxo-3,4-dihydrophthalazin-1-yl)methyl]-2-phenoxypropanamide896353-93-8C18H17N3O3
- 2-Amino-6-(2-hydroxyethyl)-7-methyl-5-oxo-4-phenyl-4H,5H,6H-pyrano[3,2-c]pyridine-3-carbonitrile884215-59-2C18H17N3O3
- N-[3-(6-Oxo-3-phenyl-1,6-dihydropyridazin-1-yl)propyl]furan-2-carboxamide1021224-02-1C18H17N3O3
- 2,3-Dimethoxy-N-[4-(1H-pyrazol-3-yl)phenyl]benzamide1209624-77-0C18H17N3O3
- 3,5-Dimethoxy-N-[4-(1H-pyrazol-3-yl)phenyl]benzamide1208537-35-2C18H17N3O3
- 4-{[(5-Methoxy-1H-indol-1-yl)acetyl]amino}benzamide1144482-22-3C18H17N3O3
- N-(2-((6-(Furan-2-yl)pyridazin-3-yl)oxy)ethyl)-2-phenylacetamide920169-26-2C18H17N3O3
- Benzyl 1-(4-methoxyphenyl)-5-methyl-1H-1,2,3-triazole-4-carboxylate946302-31-4C18H17N3O3
- N-(2-Methoxyphenyl)-3-methyl-6,7-dihydro-5H-cyclopenta[b][1,2]oxazolo[4,5-e]pyridine-4-carboxamide1179384-60-1C18H17N3O3
- N-(4-Methoxyphenyl)-3-methyl-6,7-dihydro-5H-cyclopenta[b][1,2]oxazolo[4,5-e]pyridine-4-carboxamide1179421-89-6C18H17N3O3
- 2-(Naphthalen-2-yloxy)-N-(2-(6-oxopyridazin-1(6H)-yl)ethyl)acetamide1211700-84-3C18H17N3O3
- N-(2-Methoxyphenyl)-2-[(2-methylquinazolin-4-yl)oxy]acetamide1029724-44-4C18H17N3O3
- N-[2-(Propan-2-yl)-1H-benzimidazol-5-yl]-1,3-benzodioxole-5-carboxamide1219584-67-4C18H17N3O3
- N-(1H-Benzimidazol-5-yl)-2-(3,4-dihydro-2H-1,5-benzodioxepin-7-yl)acetamide1219577-53-3C18H17N3O3
- (2E)-3-(3,4-Dimethoxyphenyl)-N-(1H-indazol-6-yl)prop-2-enamide1219915-15-7C18H17N3O3
- 2-Oxo-N-(3-(quinolin-8-yloxy)propyl)-1,2-dihydropyridine-3-carboxamide1235270-24-2C18H17N3O3
- (3-Methyl-6-phenylisoxazolo[5,4-b]pyridin-4-yl)(morpholino)methanone1246052-04-9C18H17N3O3
- 3-(Benzyloxy)-5-hydroxy-N-(1-methyl-1H-pyrazol-3-yl)benzamide915771-04-9C18H17N3O3
- 4-Hydroxy-8-methoxy-N-[2-(4-pyridyl)ethyl]-3-quinolinecarboxamide1401558-27-7C18H17N3O3
- 1-(5-Methoxy-2-pyridyl)-5-phenylpyrazole-3-carboxylic acid ethyl ester741287-84-3C18H17N3O3
- 3-[4-Hydroxy-2-methyl-6-oxo-1(6H)-pyridinyl]-N-(5-quinolyl)propanamide1574515-71-1C18H17N3O3
- 3-Methyl-N-(pyrazolo[1,5-a]pyridin-3-ylmethyl)-2,3-dihydrobenzo[b][1,4]dioxine-2-carboxamide1396855-14-3C18H17N3O3
- N-[(5-Cyclopropyl-1-methyl-1H-pyrazol-3-yl)methyl]-4-oxo-4H-chromene-2-carboxamide1448046-19-2C18H17N3O3
- Methyl 2-((5R,8S)-6,7,8,9-tetrahydro-5H-5,8-epiminocyclohepta[d]pyrimidine-10-carbonyl)benzoate2058873-64-4C18H17N3O3
- Furan-2-yl(3-(3-methyl-1,2,4-oxadiazol-5-yl)-4-phenylpyrrolidin-1-yl)methanone2034416-91-4C18H17N3O3
- Furan-3-yl(3-(3-methyl-1,2,4-oxadiazol-5-yl)-4-phenylpyrrolidin-1-yl)methanone1903882-44-9C18H17N3O3
- 2-(Benzo[d]isoxazol-3-yl)-1-(3-(pyridin-4-yloxy)pyrrolidin-1-yl)ethanone2034616-90-3C18H17N3O3
- (1r,3r)-3-[4-(2,4-Dioxo-1,3-diazinan-1-yl)isoquinolin-8-yl]cyclobutane-1-carbaldehyde2798770-67-7C18H17N3O3
- 9,14-Dioxa-11,19,20-2738906-55-1C18H17N3O3
- Benzamide, N-(3-(3-indolyl)propyl)-m-nitro-72612-07-8C18H17N3O3
- 2-Cyano-3-(furan-2-yl)-N-[4-(morpholin-4-yl)phenyl]prop-2-enamide728923-17-9C18H17N3O3
- 6-Methoxy-9-nitro-4-pyridin-4-yl-3a,4,5,9b-tetrahydro-3H-cyclopenta[c]quinoline1005127-92-3C18H17N3O3
- 5-{[4-(Diethylamino)phenyl]diazenyl}isobenzofuran-1,3-dione54229-34-4C18H17N3O3
- N-[5-(2-Methoxyphenyl)-1,3,4-oxadiazol-2-yl]-3-phenylpropanamide865286-13-1C18H17N3O3
- 2-(4-Methoxyphenyl)-N-{2-methyl-4-oxo-4H-pyrido[1,2-a]pyrimidin-3-yl}acetamide897616-42-1C18H17N3O3
- N-[5-(2,4-Dimethylphenyl)-1,3,4-oxadiazol-2-yl]-2-phenoxyacetamide891115-73-4C18H17N3O3
- N1-(2-cyanophenyl)-N2-(4-methoxyphenethyl)oxalamide898355-88-9C18H17N3O3
- 2-Methoxy-N-[3-(2-methyl-4-oxoquinazolin-3-yl)phenyl]acetamide898420-43-4C18H17N3O3
- 1-Ethyl-N-(3-methoxyphenyl)-2-oxo-1,2-dihydro-1,8-naphthyridine-3-carboxamide942010-46-0C18H17N3O3
- 2-(3-(Furan-2-yl)-6-oxopyridazin-1(6H)-yl)-N-(4-methylbenzyl)acetamide899752-46-6C18H17N3O3
- N-(4-Phenyl-1,2,5-oxadiazol-3-yl)-3-propoxybenzamide866237-06-1C18H17N3O3
- 3-Methoxy-5,6-bis(4-methoxyphenyl)-1,2,4-triazine63119-34-6C18H17N3O3
- 2-(2,6-Dimethylphenoxy)-N-(4-phenyl-1,2,5-oxadiazol-3-yl)acetamide880791-72-0C18H17N3O3
- 2-(4-Methylphenoxy)-N-[4-(4-methylphenyl)-1,2,5-oxadiazol-3-yl]acetamide866237-83-4C18H17N3O3
- 3-Ethoxy-N-[4-(4-methylphenyl)-1,2,5-oxadiazol-3-yl]benzamide874129-41-6C18H17N3O3
- 1-(2,4-Dimethoxyphenyl)-3-quinolin-3-ylurea925115-68-0C18H17N3O3
- 1-(3,5-Dimethoxyphenyl)-3-quinolin-3-ylurea925199-81-1C18H17N3O3
Frequently asked questions
What is the molar mass of C18H17N3O3?
The molar mass of C18H17N3O3 is 323.35 g/mol, calculated from standard atomic weights for 18 carbon atoms, 17 hydrogen atoms, 3 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 323.1270 Da.
How many compounds have the formula C18H17N3O3?
CompoundList lists 483 compounds with the molecular formula C18H17N3O3, including 4-Hydroxy-N-(1-hydroxy-3-phenylpropan-2-yl)quinazoline-2-carboxamide, Methyl 2-anilino-6-oxo-3-phenyl-4,5-dihydropyrimidine-4-carboxylate, 4-(2-Benzoyloxyethylamino)-2-methyl-1-oxo-1,2-dihydrophthalazine. 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 C18H17N3O3?
C18H17N3O3 has a degree of unsaturation of 12. 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.