C21H14N2O4
52 compounds have this formula on CompoundList.
- Molar mass
- 358.35g/mol
- Monoisotopic mass
- 358.0954Da
- Atoms
- 41
- Elements
- 4
- Rings plus double bonds
- 16
The formula C21H14N2O4 describes a molecule made of 21 carbon atoms, 14 hydrogen atoms, 2 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 × 2170.39%12.011 × 21 = 252.231 g/mol
- H Hydrogen × 143.94%1.008 × 14 = 14.112 g/mol
- N Nitrogen × 27.82%14.007 × 2 = 28.014 g/mol
- O Oxygen × 417.86%15.999 × 4 = 63.996 g/mol
Compounds with the formula C21H14N2O4
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 52 of 52 compounds
![3-[3-(2-Oxo-2H-chromen-3-yl)-1-phenyl-1H-pyrazol-4-yl]prop-2-enoic acid chemical structure, C21H14N2O4, CAS 519137-46-3](/s/NVGWKXSWQUQHHS-ZHACJKMWSA-N.svg)
![N-[4-(1,3-Benzoxazol-2-yl)phenyl]-1,3-benzodioxole-5-carboxamide chemical structure, C21H14N2O4, CAS 708246-85-9](/s/WCTQMHIHVIKMIC-UHFFFAOYSA-N.svg)
![2-(2-Furylmethyl)-1-(4-pyridinyl)-1,2-dihydrochromeno[2,3-c]pyrrole-3,9-dione chemical structure, C21H14N2O4, CAS 874462-90-5](/s/ACVBPJRXKCUJRO-UHFFFAOYSA-N.svg)
![2-[[4-(4-Cyanophenoxy)phenyl]carbamoyl]benzoic acid chemical structure, C21H14N2O4, CAS 300668-61-5](/s/HJDDLSDLTRCPNO-UHFFFAOYSA-N.svg)
![2-(Furan-2-ylmethyl)-1-(pyridin-2-yl)-1,2-dihydrochromeno[2,3-c]pyrrole-3,9-dione chemical structure, C21H14N2O4, CAS 874462-91-6](/s/GBMVHFIXZONTTJ-UHFFFAOYSA-N.svg)
![2-(5-Methyl-1,2-oxazol-3-yl)-1-phenyl-1,2-dihydrochromeno[2,3-c]pyrrole-3,9-dione chemical structure, C21H14N2O4, CAS 874395-36-5](/s/GHFGFRYJOHMNCN-UHFFFAOYSA-N.svg)
![2-[(E)-2-[5-(2-Nitrophenyl)furan-2-yl]ethenyl]quinolin-8-ol chemical structure, C21H14N2O4, CAS 664983-56-6](/s/QWKDHYHMDFZHOP-ZHACJKMWSA-N.svg)
- N-((5-(Benzofuran-2-yl)isoxazol-3-yl)methyl)benzofuran-2-carboxamide1105200-69-8C21H14N2O4
- (2-Phenyl-1H-indol-3-yl) 4-nitrobenzoate37914-50-4C21H14N2O4
- 4,4'-(1H-Benzo[D]imidazole-4,7-diyl)dibenzoic acid2568146-49-4C21H14N2O4
- (2-Phenylindol-1-yl) 4-nitrobenzoate37914-49-1C21H14N2O4
- Cyclopent[b]indol-3(2H)-one, 4-acetyl-2-(1,3-dihydro-1,3-dioxo-2H-isoindol-2-yl)-1,4-dihydro-32641-54-6C21H14N2O4
- 4-[(4-Hydroxy-9,10-dioxo-9,10-dihydroanthracen-1-yl)amino]benzamide104847-99-6C21H14N2O4
- 2-[(3'-Nitro[1,1'-biphenyl]-4-yl)methyl]-1H-isoindole-1,3(2H)-dione880158-12-3C21H14N2O4
- N-(2-Oxo-2H-chromen-3-yl)-3-(pyridin-2-yloxy)benzamide1797644-00-8C21H14N2O4
- 3-Nitro-1,3-diphenylquinoline-2,4(1H,3H)-dione146765-07-3C21H14N2O4
- 3,3'-Methylenebis(1-phenyl-1H-pyrrole-2,5-dione)47534-51-0C21H14N2O4
- 2'-Amino-5'-cyano-[1,1':3',1''-terphenyl]-4,4''-dicarboxylic acid2378180-01-7C21H14N2O4
- (Z)-3-[3-(2-Oxochromen-3-yl)-1-phenylpyrazol-4-yl]prop-2-enoic acid301676-60-8C21H14N2O4
- 2,3-Dinitro-2-phenylspiro[cyclopropane-1,9'-fluorene]63277-21-4C21H14N2O4
- N-(4-Hydroxy-9,10-dioxo-9,10-dihydroanthracen-1-yl)-N'-phenylurea10150-19-3C21H14N2O4
- 2-[(1,3-Dioxo-1,3-dihydro-2H-isoindol-2-yl)methyl]pyridin-3-yl benzoate88423-13-6C21H14N2O4
- 3-(1,3-Benzoxazol-2-yl)-6-(1,3-benzoxazol-2(3H)-ylidene)-2-methoxycyclohexa-2,4-dien-1-one88987-35-3C21H14N2O4
- 2-[2-(2-Hydroxynaphthalen-1-yl)hydrazinylidene]-3-oxo-2,3-dihydronaphthalene-1-carboxylic acid65307-18-8C21H14N2O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-methyl-3-(pyridin-2-yl)benzoate2248393-22-6C21H14N2O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1-(isoquinolin-1-yl)cyclopropane-1-carboxylate2248349-81-5C21H14N2O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 5-(3-methylphenyl)pyridine-3-carboxylate2248358-95-2C21H14N2O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1-(quinolin-4-yl)cyclopropane-1-carboxylate2248363-61-1C21H14N2O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 3-cyclopropylquinoline-2-carboxylate2248326-65-8C21H14N2O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 1H,2H,3H-cyclopenta[b]quinoline-9-carboxylate2248357-40-4C21H14N2O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 5-benzylpyridine-2-carboxylate2248302-13-6C21H14N2O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-methyl-6-phenylpyridine-3-carboxylate2248305-61-3C21H14N2O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 5-(4-methylphenyl)pyridine-3-carboxylate2248392-54-1C21H14N2O4
- 1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-cyclopropylquinoline-4-carboxylate2248357-53-9C21H14N2O4
- 3-[3-(2-Oxochromen-3-yl)-1-phenylpyrazol-4-yl]prop-2-enoic acidC21H14N2O4
Frequently asked questions
What is the molar mass of C21H14N2O4?
The molar mass of C21H14N2O4 is 358.35 g/mol, calculated from standard atomic weights for 21 carbon atoms, 14 hydrogen atoms, 2 nitrogen atoms and 4 oxygen atoms. The monoisotopic mass is 358.0954 Da.
How many compounds have the formula C21H14N2O4?
CompoundList lists 52 compounds with the molecular formula C21H14N2O4, including 1,1'-(Methylenedi-p-phenylene)bismaleimide, 3-[3-(2-Oxo-2H-chromen-3-yl)-1-phenyl-1H-pyrazol-4-yl]prop-2-enoic acid, 4-((4-Amino-9,10-dihydro-9,10-dioxo-1-anthryl)amino)benzoic 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 C21H14N2O4?
C21H14N2O4 has a degree of unsaturation of 16. 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.