C18H15N5O4
39 compounds have this formula on CompoundList.
- Molar mass
- 365.35g/mol
- Monoisotopic mass
- 365.1124Da
- Atoms
- 42
- Elements
- 4
- Rings plus double bonds
- 14
The formula C18H15N5O4 describes a molecule made of 18 carbon atoms, 15 hydrogen atoms, 5 nitrogen atoms and 4 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 × 1859.18%12.011 × 18 = 216.198 g/mol
- H Hydrogen × 154.14%1.008 × 15 = 15.120 g/mol
- N Nitrogen × 519.17%14.007 × 5 = 70.035 g/mol
- O Oxygen × 417.52%15.999 × 4 = 63.996 g/mol
Compounds with the formula C18H15N5O4
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 39 of 39 compounds
![N'-[1-(2-Hydroxyphenyl)ethylidene]-3-(3-nitrophenyl)-1H-pyrazole-5-carbohydrazide chemical structure, C18H15N5O4, CAS 5968-31-0](/s/XIMDILWEQPWLEW-YBFXNURJSA-N.svg)
![N'-{(Z)-[4-hydroxy-1-(2-methylphenyl)-2,6-dioxo-1,6-dihydropyrimidin-5(2H)-ylidene]methyl}pyridine-4-carbohydrazide chemical structure, C18H15N5O4, CAS 381697-38-7](/s/FNQYTGZAZJWNMK-KEBDBYFISA-N.svg)
![N-(2,5-Dimethoxyphenyl)-5-oxo-1H-triazolo[1,5-a]quinazoline-3-carboxamide chemical structure, C18H15N5O4, CAS 896373-04-9](/s/IOYFLCUIMSJWQQ-UHFFFAOYSA-N.svg)
![N-((1H-Benzo[d]imidazol-2-yl)methyl)-3-(furan-2-ylmethyl)-2,4-dioxo-1,2,3,4-tetrahydropyrimidine-5-carboxamide chemical structure, C18H15N5O4, CAS 1396685-88-3](/s/VWPKYYSHWWLUND-UHFFFAOYSA-N.svg)
![3-((1-(2-(2-Oxobenzo[d]oxazol-3(2H)-yl)acetyl)pyrrolidin-3-yl)oxy)pyrazine-2-carbonitrile chemical structure, C18H15N5O4, CAS 2034449-85-7](/s/LYYWPBYRWDYPQW-UHFFFAOYSA-N.svg)
![Methyl 5-[[3-(3-methylphenyl)-7-oxotriazolo[4,5-d]pyrimidin-6-yl]methyl]furan-2-carboxylate chemical structure, C18H15N5O4, CAS 888419-97-4](/s/FLJCBCVRMUUVOV-UHFFFAOYSA-N.svg)
![2-(Benzo[d]isoxazol-3-yl)-N-(2-(2,4-dioxo-1,2-dihydropyrido[2,3-d]pyrimidin-3(4H)-yl)ethyl)acetamide chemical structure, C18H15N5O4, CAS 2034372-10-4](/s/KEOSMGBPCGKGOT-UHFFFAOYSA-N.svg)
![N-(2-(4-Oxobenzo[d][1,2,3]triazin-3(4H)-yl)ethyl)-2-(2-oxobenzo[d]oxazol-3(2H)-yl)acetamide chemical structure, C18H15N5O4, CAS 2034274-17-2](/s/CRFRDOQPYJFKFP-UHFFFAOYSA-N.svg)
![N-({6-Ethoxy-[1,2,4]triazolo[4,3-b]pyridazin-3-yl}methyl)-4-oxo-4H-chromene-2-carboxamide chemical structure, C18H15N5O4, CAS 2034372-41-1](/s/UGPYJHGHUIVPMX-UHFFFAOYSA-N.svg)
![4-Nitrobenzoic acid 2-[(5-hydroxy-3-methyl-1-phenyl-1H-pyrazol-4-yl)methylene]hydrazide chemical structure, C18H15N5O4, CAS 297137-49-6](/s/ARFJZQVIURXIJI-UHFFFAOYSA-N.svg)
![4-Nitrobenzoic acid 2-[[3-(4-methoxyphenyl)-1H-pyrazol-4-yl]methylene]hydrazide chemical structure, C18H15N5O4, CAS 350999-73-4](/s/AADDLHYQDPZXLR-UHFFFAOYSA-N.svg)
- 3-(4-Hydroxy-1-oxophthalazin-2(1H)-yl)-N-(2-oxo-2,3-dihydro-1H-benzo[d]imidazol-5-yl)propanamide1197725-19-1C18H15N5O4
- 4,5-Dihydro-6-[1-[(4-methoxyphenyl)methyl]-1H-pyrazol-4-yl]-4-oxopyrazolo[1,5-a]pyrazine-2-carboxylic acid1940180-47-1C18H15N5O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1-ethyl-1'-methyl-1H,1'H-[3,4'-bipyrazole]-4-carboxylate2248383-92-6C18H15N5O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1'-ethyl-1-methyl-1H,1'H-[3,4'-bipyrazole]-4-carboxylate2248352-58-9C18H15N5O4
- (4,6-Dianilino-1,3,5-triazin-2-yl)propanedioic acid67208-25-7C18H15N5O4
- N-(3,5-Dimethoxyphenyl)-5-oxo-4H,5H-[1,2,3]triazolo[1,5-a]quinazoline-3-carboxamide2742040-51-1C18H15N5O4
- 2-[5-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)-2H-1,2,3,4-tetrazol-2-yl]acetic acid2243510-11-2C18H15N5O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-[5-(dimethylamino)-3H-imidazo[4,5-b]pyridin-2-yl]acetate2248320-78-5C18H15N5O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 3-{5,7-dimethyl-[1,2,4]triazolo[1,5-a]pyrimidin-6-yl}propanoate2248324-23-2C18H15N5O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1,3-dimethyl-5-(4-methyl-1H-pyrazol-1-yl)-1H-pyrazole-4-carboxylate2248283-68-1C18H15N5O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 7-tert-butyl-[1,2,4]triazolo[1,5-a]pyrimidine-5-carboxylate2248373-60-4C18H15N5O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1,3-dimethyl-5-(2-methyl-1H-imidazol-1-yl)-1H-pyrazole-4-carboxylate2248308-52-1C18H15N5O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 4-(dimethylamino)-7-methyl-7H-pyrrolo[2,3-d]pyrimidine-6-carboxylate2248276-20-0C18H15N5O4
- 2-({[(9H-Fluoren-9-yl)methoxy]carbonyl}amino)-2-(1H-1,2,3,4-tetrazol-5-yl)acetic acid2352081-12-8C18H15N5O4
- N-(2-(2,6-Dioxopiperidin-3-yl)-1-oxoisoindolin-4-yl)pyrazine-2-carboxamide2319514-18-4C18H15N5O4
Frequently asked questions
What is the molar mass of C18H15N5O4?
The molar mass of C18H15N5O4 is 365.35 g/mol, calculated from standard atomic weights for 18 carbon atoms, 15 hydrogen atoms, 5 nitrogen atoms and 4 oxygen atoms. The monoisotopic mass is 365.1124 Da.
How many compounds have the formula C18H15N5O4?
CompoundList lists 39 compounds with the molecular formula C18H15N5O4, including N'-[1-(2-Hydroxyphenyl)ethylidene]-3-(3-nitrophenyl)-1H-pyrazole-5-carbohydrazide, N'-(4-Methoxybenzylidene)-3-(3-nitrophenyl)-1H-pyrazole-5-carbohydrazide, 3-(5-Amino-3-methyl-1-phenylpyrazol-4-yl)-3-hydroxy-5-nitro-1H-indol-2-one. 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 C18H15N5O4?
C18H15N5O4 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.