Molecular formula
C19H16N4O
138 compounds have this formula on CompoundList.
- Molar mass
- 316.36g/mol
- Monoisotopic mass
- 316.1324Da
- Atoms
- 40
- Elements
- 4
- Rings plus double bonds
- 14
The formula C19H16N4O describes a molecule made of 19 carbon atoms, 16 hydrogen atoms, 4 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 × 1972.13%12.011 × 19 = 228.209 g/mol
- H Hydrogen × 165.10%1.008 × 16 = 16.128 g/mol
- N Nitrogen × 417.71%14.007 × 4 = 56.028 g/mol
- O Oxygen × 15.06%15.999 × 1 = 15.999 g/mol
Look up another formula
Compounds with the formula C19H16N4O
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 138 compounds
Disperse Yellow 7
CAS 6300-37-4C19H16N4O
![12-(Pyridin-4-yl)-3,4,5,12-tetrahydrobenzimidazo[2,1-b]quinazolin-1(2H)-one chemical structure, C19H16N4O, CAS 669718-33-6](/s/XIJQQDHEMLDADR-UHFFFAOYSA-N.svg)
12-(Pyridin-4-yl)-3,4,5,12-tetrahydrobenzimidazo[2,1-b]quinazolin-1(2H)-one
CAS 669718-33-6C19H16N4O
![1-Allyl-2-(4-methoxyphenyl)-1H-imidazo[4,5-b]quinoxaline chemical structure, C19H16N4O, CAS 848736-63-0](/s/DOUNZACGOPZDNA-UHFFFAOYSA-N.svg)
1-Allyl-2-(4-methoxyphenyl)-1H-imidazo[4,5-b]quinoxaline
CAS 848736-63-0C19H16N4O
![2-(4-Methoxyphenyl)-6-phenylpyrazolo[1,5-a]pyrimidin-7-amine chemical structure, C19H16N4O, CAS 667872-22-2](/s/QIZHUCDHASBYII-UHFFFAOYSA-N.svg)
2-(4-Methoxyphenyl)-6-phenylpyrazolo[1,5-a]pyrimidin-7-amine
CAS 667872-22-2C19H16N4O
![N-[2-(1-Methylpyrrol-2-yl)-3H-benzimidazol-5-yl]benzamide chemical structure, C19H16N4O, CAS 695174-34-6](/s/SXGBEMHHLDIXBT-UHFFFAOYSA-N.svg)
N-[2-(1-Methylpyrrol-2-yl)-3H-benzimidazol-5-yl]benzamide
CAS 695174-34-6C19H16N4O
(3Z)-1-Ethyl-3-(quinolin-2-ylhydrazinylidene)indol-2-one
CAS 846585-40-8C19H16N4O
2-Methyl-4,6-bis(2-phenyldiazenyl)phenol
CAS 5844-01-9C19H16N4O
2-Amino-6-(4-methoxyphenyl)-5-methyl-4-pyridin-3-ylpyridine-3-carbonitrile
CAS 642013-05-6C19H16N4O
4-(4-Methoxyphenyl)-6-(methylamino)-2-phenyl-5-pyrimidinecarbonitrile
CAS 338395-04-3C19H16N4O
![2-Cyclopropyl-N-[(E)-pyridin-4-ylmethylideneamino]quinoline-4-carboxamide chemical structure, C19H16N4O, CAS 342039-87-6](/s/UTCABZOXZJNVMG-CIAFOILYSA-N.svg)
2-Cyclopropyl-N-[(E)-pyridin-4-ylmethylideneamino]quinoline-4-carboxamide
CAS 342039-87-6C19H16N4O
![2-Cyclopropyl-N-[(E)-pyridin-2-ylmethylideneamino]quinoline-4-carboxamide chemical structure, C19H16N4O, CAS 345332-92-5](/s/YFIMWCPHGKKRFN-CIAFOILYSA-N.svg)
2-Cyclopropyl-N-[(E)-pyridin-2-ylmethylideneamino]quinoline-4-carboxamide
CAS 345332-92-5C19H16N4O
n4-(Furan-2-ylmethyl)-n2-phenylquinazoline-2,4(1H,3H)-diimine
CAS 438025-23-1C19H16N4O
5-Oxo-3-phenyl-4-propylcyclohexane-1,1,2,2-tetracarbonitrile
CAS 299922-02-4C19H16N4O
![5-(4-Methoxyphenyl)-7-phenyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine chemical structure, C19H16N4O, CAS 121405-30-9](/s/KOFGCEDKGQUYDQ-UHFFFAOYSA-N.svg)
5-(4-Methoxyphenyl)-7-phenyl-7H-pyrrolo[2,3-d]pyrimidin-4-amine
CAS 121405-30-9C19H16N4O
Phenol, 4-((3,6-diamino-9-acridinyl)amino)-
CAS 76015-32-2C19H16N4O
![5-(3-Methoxyphenyl)-7-phenyl-4-aminopyrrolo[2,3-d]pyrimidine chemical structure, C19H16N4O, CAS 178909-27-8](/s/JSPJGKUIWGWCRE-UHFFFAOYSA-N.svg)
5-(3-Methoxyphenyl)-7-phenyl-4-aminopyrrolo[2,3-d]pyrimidine
CAS 178909-27-8C19H16N4O
![5-Phenyl-7-(4-hydroxymethylphenyl)-4-aminopyrrolo[2,3-d]pyrimidine chemical structure, C19H16N4O, CAS 178909-61-0](/s/QEKCMFKWDZHOOD-UHFFFAOYSA-N.svg)
5-Phenyl-7-(4-hydroxymethylphenyl)-4-aminopyrrolo[2,3-d]pyrimidine
CAS 178909-61-0C19H16N4O
6-((4-Imidazol-1-yl)phenyl)-4-phenyl-4,5-dihydro-2H-pyridazin-3-one
CAS 130082-42-7C19H16N4O
4-(4-Aminophenyl)-2-methoxy-6-(3-methyl-2-pyridinyl)pyridine-3-carbonitrile
CAS 2452401-65-7C19H16N4O
GABAA receptor agent 8
CAS 2376841-54-0C19H16N4O
1,2-Dimethyl-4-phenyl-5-(quinoxalin-6-yl)-1H-pyrazol-3(2H)-one
CAS 937278-86-9C19H16N4O
![3-(3-Methylphenyl)-5-[3-(2-methylphenyl)-1H-pyrazol-5-yl]-1,2,4-oxadiazole chemical structure, C19H16N4O, CAS 1239478-13-7](/s/XLXJKBZJBOIBJU-UHFFFAOYSA-N.svg)
3-(3-Methylphenyl)-5-[3-(2-methylphenyl)-1H-pyrazol-5-yl]-1,2,4-oxadiazole
CAS 1239478-13-7C19H16N4O
![3-(2-(Pyridin-2-yl)-7,8-dihydro-4H-oxazolo[4,5-c]azepin-5(6H)-yl)benzonitrile chemical structure, C19H16N4O, CAS 1246891-84-8](/s/AUXZOHKLYLUPRZ-UHFFFAOYSA-N.svg)
3-(2-(Pyridin-2-yl)-7,8-dihydro-4H-oxazolo[4,5-c]azepin-5(6H)-yl)benzonitrile
CAS 1246891-84-8C19H16N4O
6-(4-Ethylphenyl)-4-(1H-indazol-5-yl)pyrimidin-2(1H)-one
CAS 955127-19-2C19H16N4O
- 5-(4-Methoxyphenyl)-N-phenylimidazo[1,5-a]pyrazin-8-amine849199-97-9C19H16N4O
- 8-(2-Methoxyphenyl)-N-phenyl[1,2,4]triazolo[1,5-a]pyridin-2-amine1257704-11-2C19H16N4O
- 6-(4-Phenylmethoxyphenyl)-7H-pyrrolo[2,3-d]pyrimidin-4-amine2783961-64-6C19H16N4O
- 1-(3-Phenyl-5-(quinoxalin-6-yl)-4,5-dihydro-1H-pyrazol-1-yl)ethanone442649-89-0C19H16N4O
- 7-(4-Methoxyphenyl)-8-methyl-6-phenylpurine352555-57-8C19H16N4O
- 1H-Benzimidazole, 2-[(4-methoxy-1-naphthalenyl)azo]-1-methyl-140836-27-7C19H16N4O
- 1-Methyl-3-phenyl-6-(2-pyridinylmethoxy)-1H-pyrazolo[3,4-b]pyridine1539296-40-6C19H16N4O
- 2-(2-Amino-5-(1-methyl-1H-indol-5-yl)pyrimidin-4-yl)phenol1289141-77-0C19H16N4O
- 12-(Pyridin-3-yl)-3,4,5,12-tetrahydrobenzimidazo[2,1-b]quinazolin-1(2H)-one669718-32-5C19H16N4O
- 4-(1H-Imidazol-1-yl)-alpha-(4-(1H-imidazol-1-yl)phenyl)benzenemethanol343375-15-5C19H16N4O
- 1H-Benzimidazole, 2-[(2-methoxy-1-naphthalenyl)azo]-1-methyl-122351-31-9C19H16N4O
- 5-(3-(Benzyloxy)phenyl)-7H-pyrrolo[2,3-d]pyrimidin-4-amine194787-36-5C19H16N4O
- 2-(1H-Indol-3-yl)-N'-[(E)-1H-indol-3-ylmethylidene]acetohydrazide15316-26-4C19H16N4O
- 2-Pyrazinecarboxamide, N-[2-(2,3-dihydro-1H-indol-1-yl)phenyl]-1100121-56-9C19H16N4O
- (5-Methyl-7-phenyl-4,7-dihydro[1,2,4]triazolo[1,5-a]pyrimidin-6-yl)(phenyl)methanone921119-54-2C19H16N4O
- 4(3H)-Quinazolinone, 2-methyl-3-(3-methyl-1-phenyl-1H-pyrazol-5-yl)-65183-11-1C19H16N4O
- 1-(4,6-Dimethylpyrimidin-2-yl)-3-(naphthalen-1-yl)-1H-pyrazol-5-ol891445-65-1C19H16N4O
- N-[(E)-(1-Benzylindol-3-yl)methylideneamino]-2-cyanoacetamide325809-18-5C19H16N4O
- 4-(1H-Pyrazol-3-yl)-2-(p-tolyl)-1H-indole-7-carboxamide1643567-02-5C19H16N4O
- 3,7-Dibenzyl-3,7-dihydro-6H-purin-6-one7026-45-1C19H16N4O
- 1,7-Dibenzylpurin-6-one3649-38-5C19H16N4O
- Phenol, 2-[[phenyl(phenylhydrazono)methyl]azo]-21542-36-9C19H16N4O
- 1-(4,6-Dimethylpyrimidin-2-yl)-3-(naphthalen-2-yl)-1H-pyrazol-5-ol891445-70-8C19H16N4O
- (E)-3-(2-(1H-Benzo[d]imidazol-1-yl)ethyl)-5-styryl-1,2,4-oxadiazole1021225-10-4C19H16N4O
- 1-(2,3-Dihydro-1H-benzo[d]imidazo[1,2-a]imidazol-1-yl)-2-(1H-indol-1-yl)ethanone1206999-13-4C19H16N4O
- N-(3-(1H-Pyrazol-3-yl)phenyl)-2-(1H-indol-1-yl)acetamide1206992-06-4C19H16N4O
- N-(Pyrazolo[1,5-a]pyridin-3-ylmethyl)-4-(1H-pyrrol-1-yl)benzamide1396874-72-8C19H16N4O
- N-[(E)-(1-Methylindol-3-yl)methylideneamino]-1H-indole-7-carboxamide482573-58-0C19H16N4O
- N-(1H-1,3-Benzimidazol-2-ylmethyl)-2-(1H-pyrrol-1-yl)benzamide941459-37-6C19H16N4O
- 2-[(2-Methylphenyl)methyl]-6-phenyl-2H,3H-[1,2,4]triazolo[4,3-b]pyridazin-3-one1251619-41-6C19H16N4O
- 5-(3-(Benzyloxy)phenyl)-5H-pyrrolo[2,3-D]pyrimidin-4-amine475489-37-3C19H16N4O
- 1,9-Dibenzyl-1,9-dihydro-6H-purin-6-one4473-26-1C19H16N4O
- Qvgggzdsebsehh-uhfffaoysa-82983-07-1C19H16N4O
- 5-Benzyl-1-(2-methylphenyl)pyrazolo[3,4-d]pyrimidin-4-one895011-84-4C19H16N4O
- 7-[4-(Benzyloxy)phenyl]-2-methyl[1,2,4]triazolo[1,5-a]pyrimidine1260627-02-8C19H16N4O
- 4-[4-(Benzylamino)-7H-pyrrolo[2,3-d]pyrimidin-6-yl]phenol565175-75-9C19H16N4O
- (3-(3-Phenylpyrazin-2-yl)azetidin-1-yl)(pyridin-2-yl)methanone1349862-51-6C19H16N4O
- 3-[6-(4-Aminophenoxy)-1H-benzimidazol-2-yl]aniline296789-96-3C19H16N4O
- 1-Phenyl-3-{4-[(E)-phenyldiazenyl]phenyl}urea1632236-80-6C19H16N4O
- N-(1H-1,2,3-Benzotriazol-1-ylmethyl)-2-(naphthalen-1-yl)acetamide164299-69-8C19H16N4O
- 5-[3-(2,5-Dimethylphenyl)-1H-pyrazol-5-yl]-3-phenyl-1,2,4-oxadiazole1237761-00-0C19H16N4O
- 2-(1H-Indol-3-yl)-N-[4-(1H-pyrazol-3-yl)phenyl]acetamide1206999-23-6C19H16N4O
- 2-(4-Methoxyphenyl)-6-(4-methylimidazol-1-yl)quinazoline1201902-04-6C19H16N4O
- 2-(2-Methoxyphenyl)-6-(4-methylimidazol-1-yl)quinazoline1201902-05-7C19H16N4O
- 2-(1H-Benzo[d]imidazol-1-yl)-N-(2-methylquinolin-5-yl)acetamide1207008-39-6C19H16N4O
- N-(4-(1H-Pyrazol-3-yl)phenyl)-2-(1H-indol-1-yl)acetamide1210810-87-9C19H16N4O
- N-(Cyanomethyl)-N-phenyl-2-(4-phenyl-1H-pyrazol-1-yl)acetamide1333767-65-9C19H16N4O
- 3-[(4-Methoxyphenyl)methyl]-6-phenyl-[1,2,4]triazolo[4,3-b]pyridazine1002308-06-6C19H16N4O
- N-(4-(3-Methylpyridin-2-yloxy)phenyl)-1H-benzo[d]imidazol-2-amine1227173-66-1C19H16N4O
- 2-((3-Cyclopropyl-5-oxo-4-phenyl-4,5-dihydro-1H-1,2,4-triazol-1-yl)methyl)benzonitrile1396766-77-0C19H16N4O
- 2-((5-Methoxy-7-methyl-1H-indol-4-yl)methyl)-1H-benzo[d]imidazole-5-carbonitrile1481631-63-3C19H16N4O
- 1-Benzyl-3-methyl-5-(1H-pyrrolo[2,3-b]pyridin-1-yl)-1H-pyrazole-4-carbaldehyde1048018-79-6C19H16N4O
- 1-(Naphthalen-1-ylmethyl)-3-(pyrazolo[1,5-a]pyridin-5-yl)urea2034339-08-5C19H16N4O
- 3-Cyano-N-(2-(4-phenyl-1H-pyrazol-1-yl)ethyl)benzamide2034553-15-4C19H16N4O
- 2-(2-(4-Phenyl-1H-imidazol-1-yl)ethyl)quinazolin-4(3H)-one1351512-33-8C19H16N4O
- 1-Benzyl-2-methyl-7-phenylpurin-6-one83325-14-8C19H16N4O
- Imidazo[1,2-a]pyrazin-8-amine, N-methyl-3-(2-phenoxyphenyl)-787590-79-8C19H16N4O
- Imidazo[1,2-a]pyrazin-8-amine, N-(4-methoxyphenyl)-3-phenyl-787590-52-7C19H16N4O
- Pyrazinamine, 5-(2-benzofuranyl)-N-[2-(4-pyridinyl)ethyl]-821783-94-2C19H16N4O
- 3-Piperidinecarbonitrile, 6-(1H-benzimidazol-2-yl)-2-oxo-4-phenyl-62306-41-6C19H16N4O
- 9-Benzyl-6-(3-methoxyphenyl)-9H-purine83135-04-0C19H16N4O
- 3-Cyano-N-[2-(3,5-dimethyl-1H-pyrazol-1-yl)phenyl]benzamide1197519-75-7C19H16N4O
- 2-(Methoxymethyl)-3-phenyl-7-(pyridin-4-yl)pyrazolo[1,5-a]pyrimidine1324078-60-5C19H16N4O
- 2-(Methoxymethyl)-3-phenyl-7-(pyridin-3-yl)pyrazolo[1,5-a]pyrimidine1324096-80-1C19H16N4O
- 5-(1H-Indol-4-yl)-2-(pyridin-2-yl)-4,5,6,7-tetrahydrooxazolo[4,5-c]pyridine1247881-04-4C19H16N4O
- 6-Methyl-5-(2-(methylamino)quinazolin-6-yl)isoquinolin-1(2H)-one882671-35-4C19H16N4O
- 2-Phenyl-N-[2-(1H-pyrazol-4-yl)-1H-indol-4-yl]acetamide827318-35-4C19H16N4O
- 2-Phenyl-N-[2-(1H-pyrazol-4-yl)-1H-indol-5-yl]acetamide827318-36-5C19H16N4O
- 2-Phenyl-N-[2-(1H-pyrazol-4-yl)-1H-indol-6-yl]acetamide827318-37-6C19H16N4O
- N-(1H-Indol-4-yl)-1-methyl-3-phenyl-1H-pyrazole-5-carboxamide1435978-45-2C19H16N4O
- 3-(4-Ethylphenyl)-5-(3-phenyl-1H-pyrazol-4-yl)-1,2,4-oxadiazole1207029-87-5C19H16N4O
- 2-[2-(5-Phenyl-1H-imidazol-2-yl)ethyl]-4(3H)-quinazolinone1351513-39-7C19H16N4O
- N-Benzyl-3-(2H-indol-2-ylidene)-2,3-dihydro-1H-pyrazole-4-carboxamide827316-53-0C19H16N4O
- 2-[2-(5-Phenyl-1H-pyrazol-3-yl)ethyl]-4(3H)-quinazolinone1351513-50-2C19H16N4O
- 4-(2-Methoxyphenyl)-1-phenyl-5-(1H-pyrrol-1-yl)-1H-1,2,3-triazole2549017-73-2C19H16N4O
- Phenol, 4-methyl-2-[2-[4-(2-phenyldiazenyl)phenyl]diazenyl]-6657-09-6C19H16N4O
Frequently asked questions
What is the molar mass of C19H16N4O?
The molar mass of C19H16N4O is 316.36 g/mol, calculated from standard atomic weights for 19 carbon atoms, 16 hydrogen atoms, 4 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 316.1324 Da.
How many compounds have the formula C19H16N4O?
CompoundList lists 138 compounds with the molecular formula C19H16N4O, including Disperse Yellow 7, 12-(Pyridin-4-yl)-3,4,5,12-tetrahydrobenzimidazo[2,1-b]quinazolin-1(2H)-one, 1-Allyl-2-(4-methoxyphenyl)-1H-imidazo[4,5-b]quinoxaline. 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 C19H16N4O?
C19H16N4O has a degree of unsaturation of 14. 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.