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Molecular formula

C27H21NO

24 compounds have this formula on CompoundList.

Molar mass
375.47g/mol
Monoisotopic mass
375.1623Da
Atoms
50
Elements
4
Rings plus double bonds
18

The formula C27H21NO describes a molecule made of 27 carbon atoms, 21 hydrogen atoms, 1 nitrogen atom 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 × 2786.37%
    12.011 × 27 = 324.297 g/mol
  • H Hydrogen × 215.64%
    1.008 × 21 = 21.168 g/mol
  • N Nitrogen × 13.73%
    14.007 × 1 = 14.007 g/mol
  • O Oxygen × 14.26%
    15.999 × 1 = 15.999 g/mol
Look up another formula

Compounds with the formula C27H21NO

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

Showing 1 to 24 of 24 compounds

N-(9,9-Dimethyl-9H-fluoren-2-yl)dibenzo(b,d)furan-1-amine chemical structure, C27H21NO, CAS 2225845-23-6
N-(9,9-Dimethyl-9H-fluoren-2-yl)dibenzo(b,d)furan-1-amine
CAS 2225845-23-6C27H21NO
N-(9,9-Dimethyl-9H-fluoren-2-yl)dibenzo[b,d]furan-2-amine chemical structure, C27H21NO, CAS 1359833-89-8
N-(9,9-Dimethyl-9H-fluoren-2-yl)dibenzo[b,d]furan-2-amine
CAS 1359833-89-8C27H21NO
N-(9,9-Dimethyl-9H-fluoren-2-yl)dibenzo[b,d]furan-4-amine chemical structure, C27H21NO, CAS 1426933-82-5
N-(9,9-Dimethyl-9H-fluoren-2-yl)dibenzo[b,d]furan-4-amine
CAS 1426933-82-5C27H21NO
1,3,3,4-Tetraphenylazetidin-2-one chemical structure, C27H21NO, CAS 19352-70-6
1,3,3,4-Tetraphenylazetidin-2-one
CAS 19352-70-6C27H21NO
N-(9,9-Dimethyl-9H-fluoren-2-yl)dibenzo[b,d]furan-3-amine chemical structure, C27H21NO, CAS 1427556-50-0
N-(9,9-Dimethyl-9H-fluoren-2-yl)dibenzo[b,d]furan-3-amine
CAS 1427556-50-0C27H21NO
3-(4-Diphenylamino-phenyl)-1-phenyl-propenone chemical structure, C27H21NO, CAS 1432505-78-6
3-(4-Diphenylamino-phenyl)-1-phenyl-propenone
CAS 1432505-78-6C27H21NO
7-(Triphenylmethoxy)-1H-indole chemical structure, C27H21NO, CAS 135328-53-9
7-(Triphenylmethoxy)-1H-indole
CAS 135328-53-9C27H21NO
2,2,4,5-Tetraphenyl-2,5-dihydro-1,3-oxazole chemical structure, C27H21NO, CAS 81315-68-6
2,2,4,5-Tetraphenyl-2,5-dihydro-1,3-oxazole
CAS 81315-68-6C27H21NO
Ethanone, [(diphenylmethyl)imino]diphenyl- chemical structure, C27H21NO, CAS 71690-10-3
Ethanone, [(diphenylmethyl)imino]diphenyl-
CAS 71690-10-3C27H21NO
4-[(2,2-Diphenylethenyl)(phenyl)amino]benzaldehyde chemical structure, C27H21NO, CAS 151406-89-2
4-[(2,2-Diphenylethenyl)(phenyl)amino]benzaldehyde
CAS 151406-89-2C27H21NO
9-(4-Methoxyphenyl)-3-(2-phenylethenyl)-9H-carbazole chemical structure, C27H21NO, CAS 84746-65-6
9-(4-Methoxyphenyl)-3-(2-phenylethenyl)-9H-carbazole
CAS 84746-65-6C27H21NO
3-[2-(4-Methoxyphenyl)ethenyl]-9-phenyl-9H-carbazole chemical structure, C27H21NO, CAS 84746-55-4
3-[2-(4-Methoxyphenyl)ethenyl]-9-phenyl-9H-carbazole
CAS 84746-55-4C27H21NO
(E)-1-[2-Methyl-4-[(E)-2-phenylethenyl]quinolin-3-yl]-3-phenylprop-2-en-1-one chemical structure, C27H21NO, CAS 2413738-47-1
(E)-1-[2-Methyl-4-[(E)-2-phenylethenyl]quinolin-3-yl]-3-phenylprop-2-en-1-one
CAS 2413738-47-1C27H21NO
9-(4-Benzoylphenyl)-3,6-dimethyl-9H-carbazole chemical structure, C27H21NO, CAS 2809368-96-3
9-(4-Benzoylphenyl)-3,6-dimethyl-9H-carbazole
CAS 2809368-96-3C27H21NO
(R)-2,4,5,5-Tetraphenyl-4,5-dihydrooxazole chemical structure, C27H21NO, CAS 508228-85-1
(R)-2,4,5,5-Tetraphenyl-4,5-dihydrooxazole
CAS 508228-85-1C27H21NO
1-[4-(Dimethylamino)phenyl]-3-(pyren-1-yl)prop-2-EN-1-one chemical structure, C27H21NO, CAS 66186-80-9
1-[4-(Dimethylamino)phenyl]-3-(pyren-1-yl)prop-2-EN-1-one
CAS 66186-80-9C27H21NO
5-Phenyl-2-[4-(6-phenylhexa-1,3,5-trien-1-yl)phenyl]-1,3-oxazole chemical structure, C27H21NO, CAS 65697-81-6
5-Phenyl-2-[4-(6-phenylhexa-1,3,5-trien-1-yl)phenyl]-1,3-oxazole
CAS 65697-81-6C27H21NO
3-Anilino-1,2,3-triphenylprop-2-en-1-one chemical structure, C27H21NO, CAS 63255-42-5
3-Anilino-1,2,3-triphenylprop-2-en-1-one
CAS 63255-42-5C27H21NO
N-(9,9-Dimethyl-9H-fluoren-3-yl)-3-dibenzofuranamine chemical structure, C27H21NO, CAS 2033135-21-4
N-(9,9-Dimethyl-9H-fluoren-3-yl)-3-dibenzofuranamine
CAS 2033135-21-4C27H21NO
10-(9,9-Dimethylfluoren-2-yl)phenoxazine chemical structure, C27H21NO, CAS 2762361-82-8
10-(9,9-Dimethylfluoren-2-yl)phenoxazine
CAS 2762361-82-8C27H21NO
(S)-2,4,5,5-Tetraphenyl-4,5-dihydrooxazole chemical structure, C27H21NO, CAS 2271168-31-9
(S)-2,4,5,5-Tetraphenyl-4,5-dihydrooxazole
CAS 2271168-31-9C27H21NO
trans-2-([1,1'-Biphenyl]-4-yl)-4,5-diphenyl-4,5-dihydrooxazole chemical structure, C27H21NO, CAS 1055309-68-6
trans-2-([1,1'-Biphenyl]-4-yl)-4,5-diphenyl-4,5-dihydrooxazole
CAS 1055309-68-6C27H21NO
[4-(1,3-Dimethylcarbazol-9-yl)phenyl]-phenylmethanone chemical structure, C27H21NO, CAS 1336876-73-3
[4-(1,3-Dimethylcarbazol-9-yl)phenyl]-phenylmethanone
CAS 1336876-73-3C27H21NO
2_Ethyl_10H_spiro[acridine_9,9'_fluoren]_7_ol chemical structure, C27H21NO, CAS 3114956-59-8
2_Ethyl_10H_spiro[acridine_9,9'_fluoren]_7_ol
CAS 3114956-59-8C27H21NO

Frequently asked questions

What is the molar mass of C27H21NO?

The molar mass of C27H21NO is 375.47 g/mol, calculated from standard atomic weights for 27 carbon atoms, 21 hydrogen atoms, 1 nitrogen atom and 1 oxygen atom. The monoisotopic mass is 375.1623 Da.

How many compounds have the formula C27H21NO?

CompoundList lists 24 compounds with the molecular formula C27H21NO, including N-(9,9-Dimethyl-9H-fluoren-2-yl)dibenzo(b,d)furan-1-amine, N-(9,9-Dimethyl-9H-fluoren-2-yl)dibenzo[b,d]furan-2-amine, N-(9,9-Dimethyl-9H-fluoren-2-yl)dibenzo[b,d]furan-4-amine. 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 C27H21NO?

C27H21NO 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.