C26H21N3O3
45 compounds have this formula on CompoundList.
- Molar mass
- 423.47g/mol
- Monoisotopic mass
- 423.1583Da
- Atoms
- 53
- Elements
- 4
- Rings plus double bonds
- 18
The formula C26H21N3O3 describes a molecule made of 26 carbon atoms, 21 hydrogen atoms, 3 nitrogen atoms and 3 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 × 2673.74%12.011 × 26 = 312.286 g/mol
- H Hydrogen × 215.00%1.008 × 21 = 21.168 g/mol
- N Nitrogen × 39.92%14.007 × 3 = 42.021 g/mol
- O Oxygen × 311.33%15.999 × 3 = 47.997 g/mol
Compounds with the formula C26H21N3O3
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 45 of 45 compounds
![(3aS,6aS)-3-Diphenylacetyl-5-p-tolyl-3a,6a-dihydro-1H-pyrrolo[3,4-c]pyrazole-4,6-dione chemical structure, C26H21N3O3, CAS 302323-13-3](/s/UPGCEOUJBIHTMY-GGAORHGYSA-N.svg)
![2-[3-[3-(3-Methylphenyl)-4-oxoquinazolin-2-yl]propyl]isoindole-1,3-dione chemical structure, C26H21N3O3, CAS 519167-53-4](/s/OLSIEADPGCTWEY-UHFFFAOYSA-N.svg)
![2-[3-(3-Benzyl-4-oxoquinazolin-2-yl)propyl]isoindole-1,3-dione chemical structure, C26H21N3O3, CAS 389066-57-3](/s/MBHKTRQQANAWCR-UHFFFAOYSA-N.svg)
![2-[(E)-(1,5-Dimethyl-2-oxo-1,2-dihydro-3H-indol-3-ylidene)methyl]-3-(4-methoxyphenyl)quinazolin-4(3H)-one chemical structure, C26H21N3O3, CAS 5705-49-7](/s/ZEYDCLLAFGGWLR-RCCKNPSSSA-N.svg)
![3-{3-[4-(Benzyloxy)phenyl]-1,2,4-oxadiazol-5-yl}-1,6-dimethylquinolin-4(1H)-one chemical structure, C26H21N3O3, CAS 1326910-02-4](/s/XCMVCFCFPIGASU-UHFFFAOYSA-N.svg)
![2-(8-Methylquinolin-5-yl)-6-morpholin-4-ylbenzo[de]isoquinoline-1,3-dione chemical structure, C26H21N3O3, CAS 442568-83-4](/s/GBWVTJPAVGPARL-UHFFFAOYSA-N.svg)
![2-(3,4-Dimethylphenyl)-4-[3-(3-methoxyphenyl)-1,2,4-oxadiazol-5-yl]isoquinolin-1(2H)-one chemical structure, C26H21N3O3, CAS 1326879-62-2](/s/QYUQKNCIZRJKDH-UHFFFAOYSA-N.svg)
![5-Benzyl-3-(4-methoxyphenyl)-8,9-dihydro-5H-[1,4]dioxino[2,3-g]pyrazolo[4,3-c]quinoline chemical structure, C26H21N3O3, CAS 866341-35-7](/s/KDPFDDLWGKOZDX-UHFFFAOYSA-N.svg)
![3-(1,3-Benzodioxol-5-yl)-5-benzyl-8-ethoxypyrazolo[4,3-c]quinoline chemical structure, C26H21N3O3, CAS 866344-60-7](/s/YHTSYJCEVIOOED-UHFFFAOYSA-N.svg)
![N-[7-(4-Methoxyphenyl)-5-oxo(6,7,8-trihydroquinazolin-2-yl)]naphthylcarboxamid e chemical structure, C26H21N3O3, CAS 844646-48-6](/s/NFEMOVHJNFLYLQ-UHFFFAOYSA-N.svg)
![4-[(E)-2-Cyano-2-(5,6-dimethyl-1H-benzimidazol-2-yl)ethenyl]phenyl 4-methoxybenzoate chemical structure, C26H21N3O3, CAS 833439-93-3](/s/CFJMFMUPGAUUDM-XSFVSMFZSA-N.svg)
![2-[(1-Ethyl-2-oxo-1,2-dihydro-3H-indol-3-ylidene)methyl]-3-(4-methoxyphenyl)-4(3H)-quinazolinone chemical structure, C26H21N3O3, CAS 331831-52-8](/s/AWMIVWCHGOFRBJ-PGMHBOJBSA-N.svg)
![4-[3-(3,4-Dimethylphenyl)-1,2,4-oxadiazol-5-yl]-2-(3-methoxyphenyl)isoquinolin-1(2H)-one chemical structure, C26H21N3O3, CAS 1326821-58-2](/s/QQBYITLPYBUBPK-UHFFFAOYSA-N.svg)
![4-[3-(4-Ethoxyphenyl)-1,2,4-oxadiazol-5-yl]-2-(4-methylphenyl)isoquinolin-1(2H)-one chemical structure, C26H21N3O3, CAS 1326900-73-5](/s/XENPGMGSAVCGNK-UHFFFAOYSA-N.svg)
![2-(4-Ethylphenyl)-4-[3-(2-methoxyphenyl)-1,2,4-oxadiazol-5-yl]isoquinolin-1(2H)-one chemical structure, C26H21N3O3, CAS 1326925-88-5](/s/QGESRWGNCIEISX-UHFFFAOYSA-N.svg)
![2-(4-Ethylphenyl)-4-[3-(3-methoxyphenyl)-1,2,4-oxadiazol-5-yl]isoquinolin-1(2H)-one chemical structure, C26H21N3O3, CAS 1326901-21-6](/s/XHDYRSSKHNKAGJ-UHFFFAOYSA-N.svg)
![2-[2-[3-(2,3-Dimethylphenyl)-4-oxoquinazolin-2-yl]ethyl]isoindole-1,3-dione chemical structure, C26H21N3O3, CAS 627055-35-0](/s/ODHCPUFABUUXAU-UHFFFAOYSA-N.svg)
- 3-(4-Methoxyphenyl)-5-(4-methylbenzyl)-5H-[1,3]dioxolo[4,5-g]pyrazolo[4,3-c]quinoline866342-48-5C26H21N3O3
- 3-(4-Methoxyphenyl)-5-(3-methylbenzyl)-5H-[1,3]dioxolo[4,5-g]pyrazolo[4,3-c]quinoline866342-52-1C26H21N3O3
- 5-Benzyl-3-(4-ethoxyphenyl)-5H-[1,3]dioxolo[4,5-g]pyrazolo[4,3-c]quinoline866344-59-4C26H21N3O3
- 8-[(3-Methoxyphenyl)methyl]-5-(4-methylphenyl)-12,14-dioxa-3,4,8-triazatetracyclo[7.7.0.0^{2,6}.0^{11,15}]hexadeca-1(16),2,4,6,9,11(15)-hexaene866348-49-4C26H21N3O3
- Ethyl 1-(2-methoxyphenyl)-3-phenyl-1H-pyrazolo[4,3-c]quinoline-8-carboxylate901246-51-3C26H21N3O3
- 3-Phenyl-7-(4-phenyl-1,2,3,6-tetrahydropyridine-1-carbonyl)-1,2,3,4-tetrahydroquinazoline-2,4-dione1251628-11-1C26H21N3O3
- N-(1-Benzoyl-1,2,3,4-tetrahydroquinolin-7-yl)-5-phenylisoxazole-3-carboxamide1206985-10-5C26H21N3O3
- 2-(4-Ethoxyphenyl)-4-(3-(o-tolyl)-1,2,4-oxadiazol-5-yl)isoquinolin-1(2H)-one1358478-80-4C26H21N3O3
- 2-[(1,2-Dihydro-1,5-dimethyl-2-oxo-3H-indol-3-ylidene)methyl]-3-(3-methoxyphenyl)-4(3H)-quinazolinone309720-05-6C26H21N3O3
- 3-(4-Methoxybenzyl)-1-(naphthalen-1-ylmethyl)pyrido[3,2-d]pyrimidine-2,4(1H,3H)-dione923172-24-1C26H21N3O3
- N-(2-(6-Oxo-3-phenylpyridazin-1(6H)-yl)ethyl)-9H-xanthene-9-carboxamide921825-71-0C26H21N3O3
- 1-(1H-1,3-Benzodiazol-2-yl)-3-hydroxy-4-(4-methylbenzoyl)-5-(4-methylphenyl)-2,5-dihydro-1H-pyrrol-2-one1203311-92-5C26H21N3O3
- 4-(3-(3,4-Dimethylphenyl)-1,2,4-oxadiazol-5-yl)-2-(4-methoxyphenyl)isoquinolin-1(2H)-one1358704-11-6C26H21N3O3
- 4-(3-(4-Ethylphenyl)-1,2,4-oxadiazol-5-yl)-2-(3-methoxyphenyl)isoquinolin-1(2H)-one1358704-17-2C26H21N3O3
- 2-(4-Ethoxyphenyl)-4-(3-(p-tolyl)-1,2,4-oxadiazol-5-yl)isoquinolin-1(2H)-one1359480-62-8C26H21N3O3
- N-(6-((6,7-Bis(methoxy)-4-quinolinyl)oxy)-1-naphthalenyl)-2-pyridinamine861878-99-1C26H21N3O3
- 2-(2H-Benzotriazol-2-yl)-4-[1,1-bis(4-hydroxyphenyl)ethyl]phenol155982-90-4C26H21N3O3
- 2-{[1-(2-Benzoylbenzoyl)pyrrolidin-3-yl]oxy}quinoxaline2097867-01-9C26H21N3O3
- N-[5-(2-Ethoxyphenyl)-1H-indol-6-yl]-4-oxo-1H-quinoline-3-carboxamide873053-38-4C26H21N3O3
- Imidazo[1,2-a]pyrazin-3(7H)-one,6-(3-hydroxyphenyl)-2-[(4-hydroxyphenyl)methyl]-8-(phenylmethyl)-123437-49-0C26H21N3O3
- 1-(1H-Benzimidazol-2-yl)-4-[hydroxy-(4-methylphenyl)methylidene]-5-(4-methylphenyl)pyrrolidine-2,3-dioneC26H21N3O3
Frequently asked questions
What is the molar mass of C26H21N3O3?
The molar mass of C26H21N3O3 is 423.47 g/mol, calculated from standard atomic weights for 26 carbon atoms, 21 hydrogen atoms, 3 nitrogen atoms and 3 oxygen atoms. The monoisotopic mass is 423.1583 Da.
How many compounds have the formula C26H21N3O3?
CompoundList lists 45 compounds with the molecular formula C26H21N3O3, including Coelenterazine, N-(1,3-Dioxo-4,7-diphenyl-3a,4,7,7a-tetrahydroisoindol-2-yl)pyridine-4-carboxamide, (3aS,6aS)-3-Diphenylacetyl-5-p-tolyl-3a,6a-dihydro-1H-pyrrolo[3,4-c]pyrazole-4,6-dione. 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 C26H21N3O3?
C26H21N3O3 has a degree of unsaturation of 18. 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.