C18H16N4O2
246 compounds have this formula on CompoundList.
- Molar mass
- 320.35g/mol
- Monoisotopic mass
- 320.1273Da
- Atoms
- 40
- Elements
- 4
- Rings plus double bonds
- 13
The formula C18H16N4O2 describes a molecule made of 18 carbon atoms, 16 hydrogen atoms, 4 nitrogen atoms and 2 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 × 1867.49%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 165.03%1.008 × 16 = 16.128 g/mol
- N Nitrogen × 417.49%14.007 × 4 = 56.028 g/mol
- O Oxygen × 29.99%15.999 × 2 = 31.998 g/mol
Compounds with the formula C18H16N4O2
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 201 to 246 of 246 compounds
![1-Naphthalenamine, N-ethyl-4-[(4-nitrophenyl)azo]- chemical structure, C18H16N4O2, CAS 79242-22-1](/s/YGWYJCUSYCGSRX-UHFFFAOYSA-N.svg)
![n-Cyclopropyl-4-methyl-3-(4-oxopyrido[2,3-d]pyrimidin-3(4H)-yl)benzamide chemical structure, C18H16N4O2, CAS 851848-10-7](/s/MCOWZHSLKWSKEH-UHFFFAOYSA-N.svg)
![Pyrazinamine, 5-(1,3-benzodioxol-5-yl)-N-[2-(4-pyridinyl)ethyl]- chemical structure, C18H16N4O2, CAS 821783-84-0](/s/DRELVWFAVSDRGO-UHFFFAOYSA-N.svg)
![7-(3-Hydroxypropyl)-3-phenylpyrazolo[1,5-a]pyrido[3,4-e]pyrimidin-6(7H)-one chemical structure, C18H16N4O2, CAS 1209379-72-5](/s/VRNCTKRPRSIXHP-UHFFFAOYSA-N.svg)
![2-{4-[(E)-Phenyldiazenyl]phenyl}tetrahydro-1H-pyrrolo[1,2-c]imidazole-1,3(2H)-dione chemical structure, C18H16N4O2, CAS 1246278-11-4](/s/YAMIYYQZUVWUCX-UHFFFAOYSA-N.svg)
![N-(Cyanomethyl)-3-({6-methylimidazo[1,2-a]pyridin-2-yl}methoxy)benzamide chemical structure, C18H16N4O2, CAS 2308223-63-2](/s/XGLQVVWBEVOVNZ-UHFFFAOYSA-N.svg)
![4-(6-(Tetrahydro-2H-pyran-4-yloxy)imidazo[1,2-b]pyridazin-3-yl)benzonitrile chemical structure, C18H16N4O2, CAS 1012345-53-7](/s/FKUWIAWRWAQBPS-UHFFFAOYSA-N.svg)
![2-[Benzyl(methyl)amino]-4-(pyridin-3-yl)pyrimidine-5-carboxylic acid chemical structure, C18H16N4O2, CAS 1775474-51-5](/s/XVPAPOUPQALSBC-UHFFFAOYSA-N.svg)
![4-[Hydrazinyl(2-methoxyphenyl)methylidene]-6-phenylpyridazin-3(4H)-one chemical structure, C18H16N4O2, CAS 832712-17-1](/s/GPKOHKOOORMJJK-LVZFUZTISA-N.svg)
![6-{3-[(Pyridin-3-yloxy)methyl]azetidine-1-carbonyl}quinoxaline chemical structure, C18H16N4O2, CAS 2380010-22-8](/s/ZRLAROZRRUAYRW-UHFFFAOYSA-N.svg)
![2-(3-{2-Methylpyrazolo[1,5-a]pyrimidin-6-yl}propyl)-2,3-dihydro-1H-isoindole-1,3-dione chemical structure, C18H16N4O2, CAS 2877682-19-2](/s/XCFGLXAHRUQURR-UHFFFAOYSA-N.svg)
![N-Cyclopropyl-4-methyl-3-(4-oxopyrido[3,4-d]pyrimidin-3-yl)benzamide chemical structure, C18H16N4O2, CAS 851848-09-4](/s/QXNHSNNBPZVFPW-UHFFFAOYSA-N.svg)
![N'-[2-(2,3-Dihydro-1,4-benzodioxin-6-yl)quinazolin-6-yl]ethanimidamide chemical structure, C18H16N4O2, CAS 1005416-55-6](/s/KBCNXONFPKGUKG-UHFFFAOYSA-N.svg)
![1-Benzyl-4-[3-(pyridin-3-yl)-1,2,4-oxadiazol-5-yl]pyrrolidin-2-one chemical structure, C18H16N4O2, CAS 1171542-94-1](/s/FHZLOCTZSWAAOA-UHFFFAOYSA-N.svg)
![1-Benzyl-4-[3-(pyridin-4-yl)-1,2,4-oxadiazol-5-yl]pyrrolidin-2-one chemical structure, C18H16N4O2, CAS 1172489-75-6](/s/IQFBIZMMDMLVPK-UHFFFAOYSA-N.svg)
![3-Ethyl-5-quinolin-7-yloxy-1,4-dihydropyrido[2,3-d]pyrimidin-2-one chemical structure, C18H16N4O2, CAS 1265636-20-1](/s/JGIRJCXQQFVIMC-UHFFFAOYSA-N.svg)
- 2-Propenoic acid, 2-cyano-3-[[4-(2-phenyldiazenyl)phenyl]amino]-, ethyl ester93874-45-4C18H16N4O2
- 4-(3,4-Dimethylphenyl)-6-(3-nitrophenyl)pyrimidin-2-amine1354939-67-5C18H16N4O2
- (9H-Fluoren-9-yl)methyl (3-methyl-1H-1,2,4-triazol-5-yl)carbamate1507634-38-9C18H16N4O2
- 3-(2-Imidazol-1-ylethoxy)-7-(4-methyl-3-pyridinyl)-1,2-benzoxazole1428881-19-9C18H16N4O2
- 2-{[2-(3-Phenyl-1,2,4-oxadiazol-5-yl)pyrrolidin-1-yl]carbonyl}pyridine1798634-15-7C18H16N4O2
- 4-{[2-(3-Phenyl-1,2,4-oxadiazol-5-yl)pyrrolidin-1-yl]carbonyl}pyridine1787855-67-7C18H16N4O2
- (1S,2r)-1-[1-Phenyl-1H-pyrazolo[3,4-b]quinoxalin-3-yl]-1,2-propanediol56804-89-8C18H16N4O2
- Methyl 2-(((4-cyanophenyl)amino)methyl)-1-methyl-1H-benzo[d]imidazole-5-carboxylate1970195-83-5C18H16N4O2
- 4-{[1-(Quinolin-2-yl)azetidin-3-yl]oxy}pyridine-2-carboxamide2549037-65-0C18H16N4O2
- 1-Methyl-3-{6H,7H,8H,9H-pyrido[2,3-b]1,6-naphthyridine-7-carbonyl}-1,2-dihydropyridin-2-one2742044-52-4C18H16N4O2
- 5-Cyclopropyl-3-{6H,7H,8H,9H-pyrido[2,3-b]1,6-naphthyridine-7-carbonyl}-1,2-oxazole2742041-78-5C18H16N4O2
- 2-Methoxy-4-{6H,7H,8H,9H-pyrido[2,3-b]1,6-naphthyridine-7-carbonyl}pyridine2770602-45-2C18H16N4O2
- 2-Methoxy-5-{6H,7H,8H,9H-pyrido[2,3-b]1,6-naphthyridine-7-carbonyl}pyridine2770632-52-3C18H16N4O2
- 2-Methoxy-3-{6H,7H,8H,9H-pyrido[2,3-b]1,6-naphthyridine-7-carbonyl}pyridine2770593-80-9C18H16N4O2
- N-Acetyl-N-(3,5-diphenyl-4H-1,2,4-triazol-4-yl)acetamide3026-70-8C18H16N4O2
- Benzyl N-{[1-(cyanomethyl)-1H-1,3-benzodiazol-2-yl]methyl}carbamate2680884-55-1C18H16N4O2
- Benzyl N-(5-cyano-1-ethyl-1H-1,3-benzodiazol-2-yl)carbamate2680796-54-5C18H16N4O2
- (9H-Fluoren-9-yl)methyl 3-azidoazetidine-1-carboxylate2838603-40-8C18H16N4O2
- 3-Phenyl-5-((4-phenyl-1H-1,2,3-triazol-1-yl)methyl)oxazolidin-2-one1071789-03-1C18H16N4O2
- Ethyl 4-(9-methyl-9H-carbazol-2-yl)-1H-1,2,3-triazole-5-carboxylate2641211-27-8C18H16N4O2
- 3-([2,2':6',2''-Terpyridin]-4'-yl)-2-aminopropanoic Acid2300113-81-7C18H16N4O2
- N'-(2-Methylnaphthalen-1-yl)-N-(pyrazin-2-ylmethyl)oxamide2844468-69-3C18H16N4O2
Frequently asked questions
What is the molar mass of C18H16N4O2?
The molar mass of C18H16N4O2 is 320.35 g/mol, calculated from standard atomic weights for 18 carbon atoms, 16 hydrogen atoms, 4 nitrogen atoms and 2 oxygen atoms. The monoisotopic mass is 320.1273 Da.
How many compounds have the formula C18H16N4O2?
CompoundList lists 246 compounds with the molecular formula C18H16N4O2, including 1-Naphthalenamine, N-ethyl-4-[(4-nitrophenyl)azo]-, n-Cyclopropyl-4-methyl-3-(4-oxopyrido[2,3-d]pyrimidin-3(4H)-yl)benzamide, Pyrazinamine, 5-(1,3-benzodioxol-5-yl)-N-[2-(4-pyridinyl)ethyl]-. 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 C18H16N4O2?
C18H16N4O2 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.