Molecular formula
C18H15N3O
146 compounds have this formula on CompoundList.
- Molar mass
- 289.34g/mol
- Monoisotopic mass
- 289.1215Da
- Atoms
- 37
- Elements
- 4
- Rings plus double bonds
- 13
The formula C18H15N3O describes a molecule made of 18 carbon atoms, 15 hydrogen atoms, 3 nitrogen atoms and 1 oxygen atom. 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 × 1874.72%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 155.23%1.008 × 15 = 15.120 g/mol
- N Nitrogen × 314.52%14.007 × 3 = 42.021 g/mol
- O Oxygen × 15.53%15.999 × 1 = 15.999 g/mol
Look up another formula
Compounds with the formula C18H15N3O
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 146 compounds
![2-Methyl-N-(4-methylphenyl)-[1]benzofuro[3,2-d]pyrimidin-4-amine chemical structure, C18H15N3O, CAS 337918-48-6](/s/VSAZGGQQQWKUPI-UHFFFAOYSA-N.svg)
2-Methyl-N-(4-methylphenyl)-[1]benzofuro[3,2-d]pyrimidin-4-amine
CAS 337918-48-6C18H15N3O
N-(Furan-2-ylmethyl)-1-phenylbenzimidazol-5-amine
CAS 720675-28-5C18H15N3O
5-(Allylamino)-2-(1-naphthylmethyl)-1,3-oxazole-4-carbonitrile
CAS 724741-12-2C18H15N3O
![2',3',4',9'-Tetrahydrospiro[indoline-3,1'-pyrido[3,4-b]indol]-2-one chemical structure, C18H15N3O, CAS 796887-09-7](/s/ICRRYXOCBMBKIC-UHFFFAOYSA-N.svg)
2',3',4',9'-Tetrahydrospiro[indoline-3,1'-pyrido[3,4-b]indol]-2-one
CAS 796887-09-7C18H15N3O
RefChem:381740
CAS 71814-52-3C18H15N3O
4-(4-N-Methyl-N-nitrosaminostyryl)quinoline
CAS 16699-10-8C18H15N3O
2-(3-Cyanoindol-1-yl)-N-methyl-N-phenylacetamide
CAS 678147-08-5C18H15N3O
2-Methylindolinyl quinoxalin-6-yl ketone
CAS 881438-99-9C18H15N3O
3-Methyl-1-phenyl-4,6-dihydropyrazolo(4,3-d)(1)benzazepin-5(1H)-one
CAS 106148-11-2C18H15N3O
N-(Phenyl(pyridin-2-yl)methyl)pyridine-2-carboxamide
CAS 69751-45-7C18H15N3O
![7-Ethyl-2-(3-phenyl-5-isoxazolyl)imidazo[1,2-a]pyridine chemical structure, C18H15N3O, CAS 696643-14-8](/s/DBKOZDXYQZKMBC-UHFFFAOYSA-N.svg)
7-Ethyl-2-(3-phenyl-5-isoxazolyl)imidazo[1,2-a]pyridine
CAS 696643-14-8C18H15N3O
N-Cyclopropyl-2-pyridin-2-ylquinoline-4-carboxamide
CAS 521318-03-6C18H15N3O
N-Methyl-2,4-diphenylpyrimidine-5-carboxamide
CAS 338771-85-0C18H15N3O
2-Anilino-N-phenylnicotinamide
CAS 52099-85-1C18H15N3O
![N'-[(Z)-Phenylmethylidene]-2-(1H-pyrrol-1-yl)benzenecarbohydrazide chemical structure, C18H15N3O, CAS 344934-43-6](/s/UYMQMFQASGMZKF-RGEXLXHISA-N.svg)
N'-[(Z)-Phenylmethylidene]-2-(1H-pyrrol-1-yl)benzenecarbohydrazide
CAS 344934-43-6C18H15N3O
Quinoxalin-6-yl 1,2,3,4-tetrahydroquinolyl ketone
CAS 716318-27-3C18H15N3O
N-Cyclopropyl-2-(pyridin-3-yl)quinoline-4-carboxamide
CAS 898209-53-5C18H15N3O
N-(Prop-2-en-1-yl)-2-(pyridin-2-yl)quinoline-4-carboxamide
CAS 879918-73-7C18H15N3O
1,3-Dimethyl-1H-pyrazolo(3,4-B)quinolin-4-yl phenyl ether
CAS 100743-05-3C18H15N3O
N-(2,6-Diphenylpyrimidin-4-yl)acetamide
CAS 820961-40-8C18H15N3O
![1-[(1H-Benzimidazol-2-ylamino)methyl]-2-naphthol chemical structure, C18H15N3O, CAS 330836-35-6](/s/LESBHTSZBYJXQC-UHFFFAOYSA-N.svg)
1-[(1H-Benzimidazol-2-ylamino)methyl]-2-naphthol
CAS 330836-35-6C18H15N3O
![2-Ethyl-7-(furan-2-yl)-3-phenylpyrazolo[1,5-a]pyrimidine chemical structure, C18H15N3O, CAS 878995-08-5](/s/BHXDFMWWORYQRI-UHFFFAOYSA-N.svg)
2-Ethyl-7-(furan-2-yl)-3-phenylpyrazolo[1,5-a]pyrimidine
CAS 878995-08-5C18H15N3O
![(E)-3-(2-Methoxyphenyl)-2-(1-methyl-1H-benzo[d]imidazol-2-yl)acrylonitrile chemical structure, C18H15N3O, CAS 1351509-58-4](/s/IQCMQKRTDLVWQP-SDNWHVSQSA-N.svg)
(E)-3-(2-Methoxyphenyl)-2-(1-methyl-1H-benzo[d]imidazol-2-yl)acrylonitrile
CAS 1351509-58-4C18H15N3O
5-(Benzylamino)-2-(3-methylphenyl)-1,3-oxazole-4-carbonitrile
CAS 613650-92-3C18H15N3O
- N-Benzyl-2-(3-cyano-1H-indol-1-yl)acetamide347322-31-0C18H15N3O
- 3-Amino-5-cyclopropyl-4'-methoxy[1,1'-biphenyl]-2,4-dicarbonitrile152093-51-1C18H15N3O
- 1-Benzyl-2-methylpyrimido[1,2-a]benzimidazol-4(1H)-one726201-03-2C18H15N3O
- 5-(Benzylamino)-2-(4-methylphenyl)-1,3-oxazole-4-carbonitrile301158-79-2C18H15N3O
- N-(4,5-Diphenylpyrimidin-2-yl)acetamide58413-41-5C18H15N3O
- (E)-2-(1-Methyl-1H-benzo[d]imidazol-2(3H)-ylidene)-3-oxo-4-phenylbutanenitrile1351453-69-4C18H15N3O
- 2-[(2E)-1-Methyl-2,3-dihydro-1H-1,3-benzodiazol-2-ylidene]-3-oxo-4-phenylbutanenitrileC18H15N3O
- 2-(4-Methylphenyl)-5-[(4-methylphenyl)amino]-1,3-oxazole-4-carbonitrile303023-15-6C18H15N3O
- 2-Propen-1-one, 1-(1,1'-biphenyl)-4-yl-2-(1H-1,2,4-triazol-1-ylmethyl)-108664-39-7C18H15N3O
- N-(6,7-Dihydro-5H-cyclopenta[d]pyrimidin-4-yl)-2-naphthamide955768-26-0C18H15N3O
- RefChem:38147261404-71-5C18H15N3O
- N-[4-(Isoquinolin-7-Yl)pyridin-2-Yl]cyclopropanecarboxamide1702428-56-5C18H15N3O
- 8,13,13b,14-Tetrahydroindolo[2',3':3,4]pyrido[2,1-b]quinazolin-5(7H)-one59863-00-2C18H15N3O
- Phenol, 4-[2-[4-(phenylamino)phenyl]diazenyl]-84083-16-9C18H15N3O
- 2-(1H-Indol-1-yl)-N-(1H-indol-5-yl)acetamide1144480-93-2C18H15N3O
- N-[4-(7-Quinolinyl)-2-pyridinyl]cyclopropanecarboxamide1702428-53-2C18H15N3O
- 3-Benzyl-2-methylpyrimido[1,2-a]benzimidazol-4(1H)-one890606-54-9C18H15N3O
- 2-Amino-4-(3-(benzyloxy)phenyl)-1H-pyrrole-3-carbonitrile1179361-70-6C18H15N3O
- N-[3-(Quinoxalin-2-yl)phenyl]cyclopropanecarboxamide1192655-71-2C18H15N3O
- 1 suppliers4-(3-Methylpyridin-2-yl)-N-(pyridin-2-yl)benzamide913198-00-2C18H15N3O
- 3-[(1H-Indol-6-ylamino)methyl]-4(1H)-quinolinone1640007-68-6C18H15N3O
- 5,11-Dimethyl-6H-pyrido[4,3-b]carbazole-1-carboxamide85619-27-8C18H15N3O
- Phenol, 6-allyl-2-(6-quinoxalinyliminomethyl)-300731-07-1C18H15N3O
- 2-Naphthaldehyde N-phenylsemicarbazone24091-08-5C18H15N3O
- 2-(3-Ethoxyphenyl)[1,2,4]triazolo[5,1-a]isoquinoline75318-59-1C18H15N3O
- 3-Phenethyl-3H-pyrimido[5,4-b]indol-4(5H)-one372090-04-5C18H15N3O
- (R)-4-Benzyl-2-(1,8-naphthyridin-2-yl)-4,5-dihydrooxazole2757082-73-6C18H15N3O
- 9H-Dibenz(b,f)imidazo(1,2-d)(1,4)diazepine, 9-acetyl-3-methyl-62538-94-7C18H15N3O
- N-(Prop-2-en-1-yl)-2-(pyridin-4-yl)quinoline-4-carboxamide689269-09-8C18H15N3O
- N-(4-Ethynylphenyl)-2,4-dimethylpyrrolo[1,2-a]pyrimidine-8-carboxamide1919045-06-9C18H15N3O
- 5-Benzyl-3-methylpyrimido[5,4-b]indol-4-one296263-95-1C18H15N3O
- N-[(Z)-1-Naphthalen-2-ylethylideneamino]pyridine-2-carboxamide315202-01-8C18H15N3O
- Mao-IN-5906728-07-2C18H15N3O
- 2H-Benz[g]indazol-3-amine, 2-(4-methoxyphenyl)-89020-75-7C18H15N3O
- N-(2-Benzylphenyl)pyrazine-2-carboxamide717872-89-4C18H15N3O
- (Z)-2-(1H-Benzimidazol-2-yl)-3-(3-ethoxyphenyl)prop-2-enenitrile708290-21-5C18H15N3O
- (S)-4-Benzyl-2-(1,8-naphthyridin-2-yl)-4,5-dihydrooxazole1772625-41-8C18H15N3O
- 6-Allyl-9-methoxy-6H-indolo[2,3-b]quinoxaline877808-12-3C18H15N3O
- N-(4-(Phenylamino)phenyl)isonicotinamide409356-45-2C18H15N3O
- N-Cyclopropyl-2-pyridin-4-ylquinoline-4-carboxamide669729-02-6C18H15N3O
- N-[(Z)-(4-Methylphenyl)methylideneamino]quinoline-6-carboxamide866018-91-9C18H15N3O
- 1-Naphthalen-2-yl-3-pyridin-3-ylimidazolidin-2-one1260005-21-7C18H15N3O
- 8-Methoxy-3-(p-tolyl)-1H-pyrazolo[4,3-c]quinoline1031654-10-0C18H15N3O
- (E)-2-(1-Methyl-1H-benzo[d]imidazol-2(3H)-ylidene)-3-oxo-3-(p-tolyl)propanenitrile1351366-34-1C18H15N3O
- 4(3H)-Quinazolinone, 3-(1H-indol-3-ylmethyl)-2-methyl-88514-47-0C18H15N3O
- 1-(4-Methyl-2-phenylimidazo[1,2-a]benzimidazol-1-yl)ethanone55523-07-4C18H15N3O
- 5-(Benzylamino)-2-(2-methylphenyl)-1,3-oxazole-4-carbonitrile613650-58-1C18H15N3O
- 1-[(2-Methoxynaphthalen-1-yl)methyl]-1H-1,2,3-benzotriazole133349-89-0C18H15N3O
- N-(4-Anilinophenyl)pyridine-3-carboxamide22325-87-7C18H15N3O
- 5-(3-Methoxyphenyl)-3-methyl-1H-pyrazolo[4,3-c]isoquinoline645417-68-1C18H15N3O
- 3-(1-Oxo-4-p-tolylphthalazin-2(1H)-yl)propanenitrile76972-38-8C18H15N3O
- 3,7-Diphenyl-6,7-dihydro-3H-imidazo[4,5-b]pyridin-5-ol1170791-87-3C18H15N3O
- Quino[2',3':3,4]pyrrolo[2,1-b]quinazolin-11(6H)-one, 5,5b,13,14-tetrahydro-1289557-87-4C18H15N3O
- (E)-2-(1-Methyl-1H-benzo[d]imidazol-2(3H)-ylidene)-3-oxo-3-(m-tolyl)propanenitrile392238-82-3C18H15N3O
- 1-[(2e)-1-(Naphthalen-1-yl)-3-phenyltriaz-2-en-1-yl]ethanone20567-33-3C18H15N3O
- N-(Diphenylmethyl)-2-pyrazinecarboxamide547706-98-9C18H15N3O
- 4-Aminobenzoic (1-naphthylmethylene)hydrazide196393-86-9C18H15N3O
- 7-Methoxy-3-methyl-5-phenyl-1H-pyrazolo[4,3-c]isoquinoline645417-88-5C18H15N3O
- {2-[(3-Aminopyridin-2-yl)amino]phenyl}(phenyl)methanone83166-01-2C18H15N3O
- 3-(4-Ethoxyphenyl)-1H-pyrazolo[4,3-c]quinoline1030102-68-1C18H15N3O
- N-(1H-Indol-5-yl)-1-methyl-1H-indole-2-carboxamide1219545-36-4C18H15N3O
- 3-(2-Methoxy-phenyl)-5-(1H-pyrrol-2-yl)-1H-pyrrolo[2,3-b]pyridine875638-79-2C18H15N3O
- N-(Isoquinolin-6-yl)-2,3-dihydro-1H-indole-2-carboxamide920513-64-0C18H15N3O
- N-({[2,3'-Bipyridine]-5-yl}methyl)benzamide2034478-33-4C18H15N3O
- (4-(1H-Pyrrol-1-yl)phenyl)(5H-pyrrolo[3,4-b]pyridin-6(7H)-yl)methanone2310126-62-4C18H15N3O
- (E)-2-(1-Methyl-1H-benzo[d]imidazol-2(3H)-ylidene)-3-oxo-3-(o-tolyl)propanenitrile392238-83-4C18H15N3O
- Benzo(6,7)cyclohept(1,2,3-de)isoquinoline-3-carboxamidoxime, 7,8-dihydro-19712-25-5C18H15N3O
- 5-[(E)-Benzylideneamino]-6-methyl-3-phenylpyrimidin-4(3H)-one89966-65-4C18H15N3O
- N-[4-(1,2-Dicyano-2-phenylethyl)phenyl]acetamide7622-02-8C18H15N3O
- 1,1-Diphenyl-4-(1H-1,2,4-triazol-1-yl)but-2-yn-1-ol209970-11-6C18H15N3O
- 7-Benzyl-1-methyl-1,4-dihydro-pyrazolo[4,3-b]quinolin-9-one499790-78-2C18H15N3O
- 1H-Pyrazolo[4,3-c]isoquinoline, 5-(2-methoxyphenyl)-3-methyl-645417-70-5C18H15N3O
- 3-{[3-(3-Methylphenyl)-1,2,4-oxadiazol-5-yl]methyl}-1H-indole82076-03-7C18H15N3O
- 2-Amino-3-(3,4-dimethylbenzoyl)indolizine-1-carbonitrile903311-62-6C18H15N3O
- 3-Methyl-4-[(naphthalen-1-yl)methoxy]-3H-imidazo[4,5-c]pyridine87034-91-1C18H15N3O
- 3-(2-(1H-Indol-3-yl)ethyl)quinazolin-4(3H)-one60941-86-8C18H15N3O
Frequently asked questions
What is the molar mass of C18H15N3O?
The molar mass of C18H15N3O is 289.34 g/mol, calculated from standard atomic weights for 18 carbon atoms, 15 hydrogen atoms, 3 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 289.1215 Da.
How many compounds have the formula C18H15N3O?
CompoundList lists 146 compounds with the molecular formula C18H15N3O, including 2-Methyl-N-(4-methylphenyl)-[1]benzofuro[3,2-d]pyrimidin-4-amine, N-(Furan-2-ylmethyl)-1-phenylbenzimidazol-5-amine, 5-(Allylamino)-2-(1-naphthylmethyl)-1,3-oxazole-4-carbonitrile. 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 C18H15N3O?
C18H15N3O has a degree of unsaturation of 13. 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.