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Molecular formula

C26H21N3O

27 compounds have this formula on CompoundList.

Molar mass
391.47g/mol
Monoisotopic mass
391.1685Da
Atoms
51
Elements
4
Rings plus double bonds
18

The formula C26H21N3O describes a molecule made of 26 carbon atoms, 21 hydrogen atoms, 3 nitrogen atoms and 1 oxygen atom. 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 × 2679.77%
    12.011 × 26 = 312.286 g/mol
  • H Hydrogen × 215.41%
    1.008 × 21 = 21.168 g/mol
  • N Nitrogen × 310.73%
    14.007 × 3 = 42.021 g/mol
  • O Oxygen × 14.09%
    15.999 × 1 = 15.999 g/mol
Look up another formula

Compounds with the formula C26H21N3O

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

Showing 1 to 27 of 27 compounds

Linopirdine chemical structure, C26H21N3O, CAS 105431-72-9
Linopirdine
CAS 105431-72-9C26H21N3O
2-[(E)-2-(2-Methyl-1H-indol-3-yl)ethenyl]-3-(3-methylphenyl)quinazolin-4(3H)-one chemical structure, C26H21N3O, CAS 331831-49-3
2-[(E)-2-(2-Methyl-1H-indol-3-yl)ethenyl]-3-(3-methylphenyl)quinazolin-4(3H)-one
CAS 331831-49-3C26H21N3O
2-[(E)-2-(1-Methylindol-3-yl)ethenyl]-3-(3-methylphenyl)quinazolin-4-one chemical structure, C26H21N3O, CAS 304872-74-0
2-[(E)-2-(1-Methylindol-3-yl)ethenyl]-3-(3-methylphenyl)quinazolin-4-one
CAS 304872-74-0C26H21N3O
2-[(E)-2-(2-Methyl-1H-indol-3-yl)ethenyl]-3-(2-methylphenyl)quinazolin-4-one chemical structure, C26H21N3O, CAS 334505-46-3
2-[(E)-2-(2-Methyl-1H-indol-3-yl)ethenyl]-3-(2-methylphenyl)quinazolin-4-one
CAS 334505-46-3C26H21N3O
2,8-Dibenzyl-6-phenylimidazo[1,2-a]pyrazin-3(7H)-one chemical structure, C26H21N3O, CAS 70217-82-2
2,8-Dibenzyl-6-phenylimidazo[1,2-a]pyrazin-3(7H)-one
CAS 70217-82-2C26H21N3O
N-(7-Methyl-2-phenylimidazo[1,2-a]pyridin-3-yl)-2-(naphthalen-1-yl)acetamide chemical structure, C26H21N3O, CAS 850932-07-9
N-(7-Methyl-2-phenylimidazo[1,2-a]pyridin-3-yl)-2-(naphthalen-1-yl)acetamide
CAS 850932-07-9C26H21N3O
N-(4-(2-Methylpyridin-4-yl)benzyl)-9H-carbazole-2-carboxamide chemical structure, C26H21N3O, CAS 1710505-95-5
N-(4-(2-Methylpyridin-4-yl)benzyl)-9H-carbazole-2-carboxamide
CAS 1710505-95-5C26H21N3O
4-(9-Anthrylmethyleneamino)-2,3-dimethyl-1-phenyl-3-pyrazoline-5-one chemical structure, C26H21N3O, CAS 303019-69-4
4-(9-Anthrylmethyleneamino)-2,3-dimethyl-1-phenyl-3-pyrazoline-5-one
CAS 303019-69-4C26H21N3O
2-[(E)-2-(1-Benzylindol-3-yl)ethenyl]-3-methylquinazolin-4-one chemical structure, C26H21N3O, CAS 350995-13-0
2-[(E)-2-(1-Benzylindol-3-yl)ethenyl]-3-methylquinazolin-4-one
CAS 350995-13-0C26H21N3O
2-[(E)-2-(2-Methyl-1H-indol-3-yl)ethenyl]-3-(4-methylphenyl)quinazolin-4-one chemical structure, C26H21N3O, CAS 302785-84-8
2-[(E)-2-(2-Methyl-1H-indol-3-yl)ethenyl]-3-(4-methylphenyl)quinazolin-4-one
CAS 302785-84-8C26H21N3O
2-[(E)-2-(1-Methylindol-3-yl)ethenyl]-3-(2-methylphenyl)quinazolin-4-one chemical structure, C26H21N3O, CAS 330946-46-8
2-[(E)-2-(1-Methylindol-3-yl)ethenyl]-3-(2-methylphenyl)quinazolin-4-one
CAS 330946-46-8C26H21N3O
3-Benzyl-2-[(E)-2-(2-methyl-1H-indol-3-yl)ethenyl]quinazolin-4-one chemical structure, C26H21N3O, CAS 361987-21-5
3-Benzyl-2-[(E)-2-(2-methyl-1H-indol-3-yl)ethenyl]quinazolin-4-one
CAS 361987-21-5C26H21N3O
2-[(E)-2-(1-Methylindol-3-yl)ethenyl]-3-(4-methylphenyl)quinazolin-4-one chemical structure, C26H21N3O, CAS 368434-25-7
2-[(E)-2-(1-Methylindol-3-yl)ethenyl]-3-(4-methylphenyl)quinazolin-4-one
CAS 368434-25-7C26H21N3O
N-[4-(1H-Benzo[f]benzimidazol-2-yl)phenyl]-3-phenylpropanamide chemical structure, C26H21N3O, CAS 690676-60-9
N-[4-(1H-Benzo[f]benzimidazol-2-yl)phenyl]-3-phenylpropanamide
CAS 690676-60-9C26H21N3O
2-[(E)-2-(1,2-Dimethylindol-3-yl)ethenyl]-3-phenylquinazolin-4-one chemical structure, C26H21N3O, CAS 371925-49-4
2-[(E)-2-(1,2-Dimethylindol-3-yl)ethenyl]-3-phenylquinazolin-4-one
CAS 371925-49-4C26H21N3O
(E)-N-(4-(Benzyloxy)benzylidene)-4-((E)-phenyldiazenyl)aniline chemical structure, C26H21N3O, CAS 306324-83-4
(E)-N-(4-(Benzyloxy)benzylidene)-4-((E)-phenyldiazenyl)aniline
CAS 306324-83-4C26H21N3O
(5Z)-3-(4-Methylphenyl)-N-[(4-methylphenyl)methoxy]-5H-indeno[1,2-c]pyridazin-5-imine chemical structure, C26H21N3O, CAS 477886-05-8
(5Z)-3-(4-Methylphenyl)-N-[(4-methylphenyl)methoxy]-5H-indeno[1,2-c]pyridazin-5-imine
CAS 477886-05-8C26H21N3O
1-Phenyl-3,3-bis[(pyridin-2-yl)methyl]-1,3-dihydro-2H-indol-2-one chemical structure, C26H21N3O, CAS 113168-54-0
1-Phenyl-3,3-bis[(pyridin-2-yl)methyl]-1,3-dihydro-2H-indol-2-one
CAS 113168-54-0C26H21N3O
3,3-Bis(1H-indol-3-yl)-5,7-dimethyl-1H-indol-2-one chemical structure, C26H21N3O, CAS 694525-96-7
3,3-Bis(1H-indol-3-yl)-5,7-dimethyl-1H-indol-2-one
CAS 694525-96-7C26H21N3O
alpha-(Benz(c)acridin-7-yl)-N-(p-(dimethylamino)phenyl)nitrone chemical structure, C26H21N3O, CAS 63019-50-1
alpha-(Benz(c)acridin-7-yl)-N-(p-(dimethylamino)phenyl)nitrone
CAS 63019-50-1C26H21N3O
Acetanilide, 2,2-diphenyl-4'-(phenylazo)-(6CI,8CI) chemical structure, C26H21N3O, CAS 19680-50-3
Acetanilide, 2,2-diphenyl-4'-(phenylazo)-(6CI,8CI)
CAS 19680-50-3C26H21N3O
3,3-Bis(4-aminophenyl)-1-phenyl-1,3-dihydro-2H-indol-2-one chemical structure, C26H21N3O, CAS 40835-39-0
3,3-Bis(4-aminophenyl)-1-phenyl-1,3-dihydro-2H-indol-2-one
CAS 40835-39-0C26H21N3O
(1-Trityl-1H-pyrazolo[3,4-C]pyridin-3-yl)methanol chemical structure, C26H21N3O, CAS 2088369-18-8
(1-Trityl-1H-pyrazolo[3,4-C]pyridin-3-yl)methanol
CAS 2088369-18-8C26H21N3O
1H-Pyrazolo[4,3-b]pyridine,3-methyl-1-(triphenylmethyl)-,4-oxide chemical structure, C26H21N3O, CAS 864775-63-3
1H-Pyrazolo[4,3-b]pyridine,3-methyl-1-(triphenylmethyl)-,4-oxide
CAS 864775-63-3C26H21N3O

Frequently asked questions

What is the molar mass of C26H21N3O?

The molar mass of C26H21N3O is 391.47 g/mol, calculated from standard atomic weights for 26 carbon atoms, 21 hydrogen atoms, 3 nitrogen atoms and 1 oxygen atom. The monoisotopic mass is 391.1685 Da.

How many compounds have the formula C26H21N3O?

CompoundList lists 27 compounds with the molecular formula C26H21N3O, including Linopirdine, 2-[(E)-2-(2-Methyl-1H-indol-3-yl)ethenyl]-3-(3-methylphenyl)quinazolin-4(3H)-one, 2-[(E)-2-(1-Methylindol-3-yl)ethenyl]-3-(3-methylphenyl)quinazolin-4-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 C26H21N3O?

C26H21N3O 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.