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Molecular formula

C20H13NO3

37 compounds have this formula on CompoundList.

Molar mass
315.33g/mol
Monoisotopic mass
315.0895Da
Atoms
37
Elements
4
Rings plus double bonds
15

The formula C20H13NO3 describes a molecule made of 20 carbon atoms, 13 hydrogen atoms, 1 nitrogen atom 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 × 2076.18%
    12.011 × 20 = 240.220 g/mol
  • H Hydrogen × 134.16%
    1.008 × 13 = 13.104 g/mol
  • N Nitrogen × 14.44%
    14.007 × 1 = 14.007 g/mol
  • O Oxygen × 315.22%
    15.999 × 3 = 47.997 g/mol
Look up another formula

Compounds with the formula C20H13NO3

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

Showing 1 to 37 of 37 compounds

Tu-100 chemical structure, C20H13NO3, CAS 1310907-71-1
Tu-100
CAS 1310907-71-1C20H13NO3
N-(Naphthalen-1-yl)-2-oxo-2H-chromene-3-carboxamide chemical structure, C20H13NO3, CAS 72788-19-3
N-(Naphthalen-1-yl)-2-oxo-2H-chromene-3-carboxamide
CAS 72788-19-3C20H13NO3
1-Hydroxy-4-anilinoanthraquinone chemical structure, C20H13NO3, CAS 12237-62-6
1-Hydroxy-4-anilinoanthraquinone
CAS 12237-62-6C20H13NO3
6-Acetyl-2-phenyl-1H-benzo[de]isoquinoline-1,3(2H)-dione chemical structure, C20H13NO3, CAS 78759-60-1
6-Acetyl-2-phenyl-1H-benzo[de]isoquinoline-1,3(2H)-dione
CAS 78759-60-1C20H13NO3
2-[(2-Nitrofluoren-9-ylidene)methyl]phenol chemical structure, C20H13NO3, CAS 906440-37-7
2-[(2-Nitrofluoren-9-ylidene)methyl]phenol
CAS 906440-37-7C20H13NO3
3-(4-Phenylphenyl)-2,1-benzoxazole-5-carboxylic acid chemical structure, C20H13NO3, CAS 2922283-43-8
3-(4-Phenylphenyl)-2,1-benzoxazole-5-carboxylic acid
CAS 2922283-43-8C20H13NO3
6-Benzoyl-2-methyl-1H-benzo[de]isoquinoline-1,3(2H)-dione chemical structure, C20H13NO3, CAS 331677-29-3
6-Benzoyl-2-methyl-1H-benzo[de]isoquinoline-1,3(2H)-dione
CAS 331677-29-3C20H13NO3
2-[(E)-(2-Nitrofluoren-9-ylidene)methyl]phenol chemical structure, C20H13NO3
2-[(E)-(2-Nitrofluoren-9-ylidene)methyl]phenol
C20H13NO3
RefChem:381590 chemical structure, C20H13NO3, CAS 19357-24-5
RefChem:381590
CAS 19357-24-5C20H13NO3
2-[(Z)-(2-Nitrofluoren-9-ylidene)methyl]phenol chemical structure, C20H13NO3
2-[(Z)-(2-Nitrofluoren-9-ylidene)methyl]phenol
C20H13NO3
N-(Naphthalen-2-yl)-2-oxo-2H-chromene-3-carboxamide chemical structure, C20H13NO3, CAS 1847-06-9
N-(Naphthalen-2-yl)-2-oxo-2H-chromene-3-carboxamide
CAS 1847-06-9C20H13NO3
2-(2-Benzoxazolyl)phenyl benzoate chemical structure, C20H13NO3, CAS 477934-10-4
2-(2-Benzoxazolyl)phenyl benzoate
CAS 477934-10-4C20H13NO3
Coumarin, 7-hydroxy-4-phenyl-3-(3-pyridyl)- chemical structure, C20H13NO3, CAS 67210-69-9
Coumarin, 7-hydroxy-4-phenyl-3-(3-pyridyl)-
CAS 67210-69-9C20H13NO3
1-[(4-Hydroxyphenyl)amino]anthracene-9,10-dione chemical structure, C20H13NO3, CAS 50834-31-6
1-[(4-Hydroxyphenyl)amino]anthracene-9,10-dione
CAS 50834-31-6C20H13NO3
N-(2-Oxo-2H-chromen-6-yl)naphthalene-1-carboxamide chemical structure, C20H13NO3, CAS 708243-44-1
N-(2-Oxo-2H-chromen-6-yl)naphthalene-1-carboxamide
CAS 708243-44-1C20H13NO3
(E)-2-(1,3-Benzoxazol-2-yl)-3-(furan-2-yl)-1-phenylprop-2-en-1-one chemical structure, C20H13NO3, CAS 378764-25-1
(E)-2-(1,3-Benzoxazol-2-yl)-3-(furan-2-yl)-1-phenylprop-2-en-1-one
CAS 378764-25-1C20H13NO3
17,18-Dimethyl-3,15-dioxa-11-azapentacyclo[11.8.0.0^{2,10}.0^{4,9}.0^{16,21}]henicosa-1(13),2(10),4(9),5,7,11,16,18,20-nonaen-14-one chemical structure, C20H13NO3, CAS 929428-97-7
17,18-Dimethyl-3,15-dioxa-11-azapentacyclo[11.8.0.0^{2,10}.0^{4,9}.0^{16,21}]henicosa-1(13),2(10),4(9),5,7,11,16,18,20-nonaen-14-one
CAS 929428-97-7C20H13NO3
2-Biphenyl-4-yl-benzooxazole-7-carboxylic acid chemical structure, C20H13NO3, CAS 884849-21-2
2-Biphenyl-4-yl-benzooxazole-7-carboxylic acid
CAS 884849-21-2C20H13NO3
1-Oxo-2,2-diphenyl-2H-1lambda~5~-indole-3,7-dione chemical structure, C20H13NO3, CAS 65817-75-6
1-Oxo-2,2-diphenyl-2H-1lambda~5~-indole-3,7-dione
CAS 65817-75-6C20H13NO3
4-Phenoxy-2-phenyl-1H-isoindole-1,3(2H)-dione chemical structure, C20H13NO3, CAS 63197-18-2
4-Phenoxy-2-phenyl-1H-isoindole-1,3(2H)-dione
CAS 63197-18-2C20H13NO3
6-(Quinolin-4-yloxy)-1-naphthoic acid chemical structure, C20H13NO3, CAS 861881-32-5
6-(Quinolin-4-yloxy)-1-naphthoic acid
CAS 861881-32-5C20H13NO3
2-(4-Phenylphenoxy)isoindole-1,3-dione chemical structure, C20H13NO3, CAS 1079392-35-0
2-(4-Phenylphenoxy)isoindole-1,3-dione
CAS 1079392-35-0C20H13NO3
(4E)-2-Phenyl-4-[(5-phenylfuran-2-yl)methylidene]-1,3-oxazol-5(4H)-one chemical structure, C20H13NO3, CAS 300716-66-9
(4E)-2-Phenyl-4-[(5-phenylfuran-2-yl)methylidene]-1,3-oxazol-5(4H)-one
CAS 300716-66-9C20H13NO3
5-Phenoxy-2-phenyl-1H-isoindole-1,3(2H)-dione chemical structure, C20H13NO3, CAS 63197-23-9
5-Phenoxy-2-phenyl-1H-isoindole-1,3(2H)-dione
CAS 63197-23-9C20H13NO3

Frequently asked questions

What is the molar mass of C20H13NO3?

The molar mass of C20H13NO3 is 315.33 g/mol, calculated from standard atomic weights for 20 carbon atoms, 13 hydrogen atoms, 1 nitrogen atom and 3 oxygen atoms. The monoisotopic mass is 315.0895 Da.

How many compounds have the formula C20H13NO3?

CompoundList lists 37 compounds with the molecular formula C20H13NO3, including Tu-100, N-(Naphthalen-1-yl)-2-oxo-2H-chromene-3-carboxamide, 1-Hydroxy-4-anilinoanthraquinone. 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 C20H13NO3?

C20H13NO3 has a degree of unsaturation of 15. 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.