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Molecular formula

C20H18N2O7

25 compounds have this formula on CompoundList.

Molar mass
398.37g/mol
Monoisotopic mass
398.1114Da
Atoms
47
Elements
4
Rings plus double bonds
13

The formula C20H18N2O7 describes a molecule made of 20 carbon atoms, 18 hydrogen atoms, 2 nitrogen atoms and 7 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 × 2060.30%
    12.011 × 20 = 240.220 g/mol
  • H Hydrogen × 184.55%
    1.008 × 18 = 18.144 g/mol
  • N Nitrogen × 27.03%
    14.007 × 2 = 28.014 g/mol
  • O Oxygen × 728.11%
    15.999 × 7 = 111.993 g/mol
Look up another formula

Compounds with the formula C20H18N2O7

Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.

Showing 1 to 25 of 25 compounds

(6,7-Dimethoxy-1-isoquinolinyl)(4,5-dimethoxy-2-nitrophenyl)methanone chemical structure, C20H18N2O7, CAS 20323-72-2
(6,7-Dimethoxy-1-isoquinolinyl)(4,5-dimethoxy-2-nitrophenyl)methanone
CAS 20323-72-2C20H18N2O7
Hexyl 2,7-dinitro-9-oxofluorene-4-carboxylate chemical structure, C20H18N2O7, CAS 53410-49-4
Hexyl 2,7-dinitro-9-oxofluorene-4-carboxylate
CAS 53410-49-4C20H18N2O7
2-({[4-(2,5-Dioxopyrrolidin-1-yl)phenyl]carbonyl}amino)-4,5-dimethoxybenzoic acid chemical structure, C20H18N2O7, CAS 404359-62-2
2-({[4-(2,5-Dioxopyrrolidin-1-yl)phenyl]carbonyl}amino)-4,5-dimethoxybenzoic acid
CAS 404359-62-2C20H18N2O7
N-(3,4-Dimethoxyphenethyl)-6-nitro-2-oxo-2H-chromene-3-carboxamide chemical structure, C20H18N2O7, CAS 838814-59-8
N-(3,4-Dimethoxyphenethyl)-6-nitro-2-oxo-2H-chromene-3-carboxamide
CAS 838814-59-8C20H18N2O7
Methyl 2'-amino-1-ethyl-6'-(hydroxymethyl)-2,8'-dioxo-1,2-dihydro-8'H-spiro[indole-3,4'-pyrano[3,2-b]pyran]-3'-carboxylate chemical structure, C20H18N2O7, CAS 884214-48-6
Methyl 2'-amino-1-ethyl-6'-(hydroxymethyl)-2,8'-dioxo-1,2-dihydro-8'H-spiro[indole-3,4'-pyrano[3,2-b]pyran]-3'-carboxylate
CAS 884214-48-6C20H18N2O7
Nybomycin succinate chemical structure, C20H18N2O7, CAS 5978-64-3
Nybomycin succinate
CAS 5978-64-3C20H18N2O7
2-O-[2-(4-Nitrophenyl)-2-oxoethyl] 1-O-phenyl pyrrolidine-1,2-dicarboxylate chemical structure, C20H18N2O7, CAS 5915-93-5
2-O-[2-(4-Nitrophenyl)-2-oxoethyl] 1-O-phenyl pyrrolidine-1,2-dicarboxylate
CAS 5915-93-5C20H18N2O7
Ethyl {3-hydroxy-3-[2-(3-nitrophenyl)-2-oxoethyl]-2-oxo-2,3-dihydro-1H-indol-1-yl}acetate chemical structure, C20H18N2O7, CAS 370846-60-9
Ethyl {3-hydroxy-3-[2-(3-nitrophenyl)-2-oxoethyl]-2-oxo-2,3-dihydro-1H-indol-1-yl}acetate
CAS 370846-60-9C20H18N2O7
Ethyl {3-hydroxy-3-[2-(4-nitrophenyl)-2-oxoethyl]-2-oxo-2,3-dihydro-1H-indol-1-yl}acetate chemical structure, C20H18N2O7, CAS 376604-66-9
Ethyl {3-hydroxy-3-[2-(4-nitrophenyl)-2-oxoethyl]-2-oxo-2,3-dihydro-1H-indol-1-yl}acetate
CAS 376604-66-9C20H18N2O7
Ethyl {3-hydroxy-3-[2-(2-nitrophenyl)-2-oxoethyl]-2-oxo-2,3-dihydro-1H-indol-1-yl}acetate chemical structure, C20H18N2O7, CAS 370842-62-9
Ethyl {3-hydroxy-3-[2-(2-nitrophenyl)-2-oxoethyl]-2-oxo-2,3-dihydro-1H-indol-1-yl}acetate
CAS 370842-62-9C20H18N2O7
Cinnolin-4(1H)-one, 1-(1,3-dihydro-4,5-dimethoxy-3-oxoisobenzofuran-1-yl)-6,7-dimethoxy- chemical structure, C20H18N2O7, CAS 81023-06-5
Cinnolin-4(1H)-one, 1-(1,3-dihydro-4,5-dimethoxy-3-oxoisobenzofuran-1-yl)-6,7-dimethoxy-
CAS 81023-06-5C20H18N2O7
Methyl 1-(2-furylmethyl)-4-{3-nitro-4-methoxybenzylidene}-2-methyl-5-oxo-4,5-dihydro-1H-pyrrole-3-carboxylate chemical structure, C20H18N2O7, CAS 352558-75-9
Methyl 1-(2-furylmethyl)-4-{3-nitro-4-methoxybenzylidene}-2-methyl-5-oxo-4,5-dihydro-1H-pyrrole-3-carboxylate
CAS 352558-75-9C20H18N2O7
(4E)-1-(2-Hydroxyethyl)-4-[hydroxy(4-methoxyphenyl)methylidene]-5-(2-nitrophenyl)pyrrolidine-2,3-dione chemical structure, C20H18N2O7, CAS 425619-18-7
(4E)-1-(2-Hydroxyethyl)-4-[hydroxy(4-methoxyphenyl)methylidene]-5-(2-nitrophenyl)pyrrolidine-2,3-dione
CAS 425619-18-7C20H18N2O7
(4Z)-1-(2-Hydroxyethyl)-4-[hydroxy-(4-methoxyphenyl)methylidene]-5-(2-nitrophenyl)pyrrolidine-2,3-dione chemical structure, C20H18N2O7
(4Z)-1-(2-Hydroxyethyl)-4-[hydroxy-(4-methoxyphenyl)methylidene]-5-(2-nitrophenyl)pyrrolidine-2,3-dione
C20H18N2O7
N1-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)-N2-(2-(furan-2-yl)-2-(furan-3-yl)-2-hydroxyethyl)oxalamide chemical structure, C20H18N2O7, CAS 2034236-72-9
N1-(2,3-dihydrobenzo[b][1,4]dioxin-6-yl)-N2-(2-(furan-2-yl)-2-(furan-3-yl)-2-hydroxyethyl)oxalamide
CAS 2034236-72-9C20H18N2O7
N1-(benzo[d][1,3]dioxol-5-ylmethyl)-N2-(2-(furan-2-yl)-2-(furan-3-yl)-2-hydroxyethyl)oxalamide chemical structure, C20H18N2O7, CAS 2034330-09-9
N1-(benzo[d][1,3]dioxol-5-ylmethyl)-N2-(2-(furan-2-yl)-2-(furan-3-yl)-2-hydroxyethyl)oxalamide
CAS 2034330-09-9C20H18N2O7
(4E)-1-(2-Hydroxyethyl)-4-[hydroxy(4-methoxyphenyl)methylidene]-5-(4-nitrophenyl)pyrrolidine-2,3-dione chemical structure, C20H18N2O7, CAS 425415-82-3
(4E)-1-(2-Hydroxyethyl)-4-[hydroxy(4-methoxyphenyl)methylidene]-5-(4-nitrophenyl)pyrrolidine-2,3-dione
CAS 425415-82-3C20H18N2O7
1H-Benzimidazole-5-acetic acid, 2-(hydroxyphenylmethyl)-, (Z)-2-butenedioate (1:1) (salt) chemical structure, C20H18N2O7, CAS 62467-99-6
1H-Benzimidazole-5-acetic acid, 2-(hydroxyphenylmethyl)-, (Z)-2-butenedioate (1:1) (salt)
CAS 62467-99-6C20H18N2O7
N-(2-{[2,2'-Bifuran]-5-yl}-2-hydroxyethyl)-N'-(2,3-dihydro-1,4-benzodioxin-6-yl)ethanediamide chemical structure, C20H18N2O7, CAS 2319848-79-6
N-(2-{[2,2'-Bifuran]-5-yl}-2-hydroxyethyl)-N'-(2,3-dihydro-1,4-benzodioxin-6-yl)ethanediamide
CAS 2319848-79-6C20H18N2O7
1-(2,5-Dimethoxyphenyl)-5-[(4-hydroxy-3-methoxyphenyl)methylidene]-1,3-diazinane-2,4,6-trione chemical structure, C20H18N2O7, CAS 374087-61-3
1-(2,5-Dimethoxyphenyl)-5-[(4-hydroxy-3-methoxyphenyl)methylidene]-1,3-diazinane-2,4,6-trione
CAS 374087-61-3C20H18N2O7
N'-[(2H-1,3-Benzodioxol-5-yl)methyl]-N-(2-{[2,2'-bifuran]-5-yl}-2-hydroxyethyl)ethanediamide chemical structure, C20H18N2O7, CAS 2310146-25-7
N'-[(2H-1,3-Benzodioxol-5-yl)methyl]-N-(2-{[2,2'-bifuran]-5-yl}-2-hydroxyethyl)ethanediamide
CAS 2310146-25-7C20H18N2O7
2-[5-[2-(2,6-Dioxo-3-piperidyl)-1,3-dioxo-isoindolin-4-yl]pent-4-ynoxy]acetic acid chemical structure, C20H18N2O7, CAS 2803145-37-9
2-[5-[2-(2,6-Dioxo-3-piperidyl)-1,3-dioxo-isoindolin-4-yl]pent-4-ynoxy]acetic acid
CAS 2803145-37-9C20H18N2O7
3-[4-[2-(2,6-Dioxopiperidin-3-yl)-1,3-dioxoisoindol-4-yl]but-3-ynoxy]propanoic acid chemical structure, C20H18N2O7, CAS 2803145-44-8
3-[4-[2-(2,6-Dioxopiperidin-3-yl)-1,3-dioxoisoindol-4-yl]but-3-ynoxy]propanoic acid
CAS 2803145-44-8C20H18N2O7
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1-[2-(tert-butoxy)-2-oxoethyl]-2-oxo-1,2-dihydropyridine-3-carboxylate chemical structure, C20H18N2O7, CAS 2248316-48-3
1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1-[2-(tert-butoxy)-2-oxoethyl]-2-oxo-1,2-dihydropyridine-3-carboxylate
CAS 2248316-48-3C20H18N2O7

Frequently asked questions

What is the molar mass of C20H18N2O7?

The molar mass of C20H18N2O7 is 398.37 g/mol, calculated from standard atomic weights for 20 carbon atoms, 18 hydrogen atoms, 2 nitrogen atoms and 7 oxygen atoms. The monoisotopic mass is 398.1114 Da.

How many compounds have the formula C20H18N2O7?

CompoundList lists 25 compounds with the molecular formula C20H18N2O7, including (6,7-Dimethoxy-1-isoquinolinyl)(4,5-dimethoxy-2-nitrophenyl)methanone, Hexyl 2,7-dinitro-9-oxofluorene-4-carboxylate, 2-({[4-(2,5-Dioxopyrrolidin-1-yl)phenyl]carbonyl}amino)-4,5-dimethoxybenzoic acid. 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 C20H18N2O7?

C20H18N2O7 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.