CompoundList
Sign in
Molecular formula

C20H13NO5

38 compounds have this formula on CompoundList.

Molar mass
347.33g/mol
Monoisotopic mass
347.0794Da
Atoms
39
Elements
4
Rings plus double bonds
15

The formula C20H13NO5 describes a molecule made of 20 carbon atoms, 13 hydrogen atoms, 1 nitrogen atom and 5 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 × 2069.16%
    12.011 × 20 = 240.220 g/mol
  • H Hydrogen × 133.77%
    1.008 × 13 = 13.104 g/mol
  • N Nitrogen × 14.03%
    14.007 × 1 = 14.007 g/mol
  • O Oxygen × 523.03%
    15.999 × 5 = 79.995 g/mol
Look up another formula

Compounds with the formula C20H13NO5

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

Showing 1 to 38 of 38 compounds

5-Aminofluorescein chemical structure, C20H13NO5, CAS 3326-34-9
5-Aminofluorescein
CAS 3326-34-9C20H13NO5
6-Amino-3',6'-dihydroxyspiro(isobenzofuran-1(3H),9'-(9H)xanthen)-3-one chemical structure, C20H13NO5, CAS 51649-83-3
6-Amino-3',6'-dihydroxyspiro(isobenzofuran-1(3H),9'-(9H)xanthen)-3-one
CAS 51649-83-3C20H13NO5
4-Amino-3',6'-dihydroxyspiro(isobenzofuran-1(3H),9'-(9H)xanthen)-3-one chemical structure, C20H13NO5, CAS 3326-33-8
4-Amino-3',6'-dihydroxyspiro(isobenzofuran-1(3H),9'-(9H)xanthen)-3-one
CAS 3326-33-8C20H13NO5
Oxysanguinarine chemical structure, C20H13NO5, CAS 548-30-1
Oxysanguinarine
CAS 548-30-1C20H13NO5
2-(3,7-Dihydroxy-dibenzo[b,f][1,4]oxazepin-11-yl)-benzoic acid chemical structure, C20H13NO5, CAS 13606-02-5
2-(3,7-Dihydroxy-dibenzo[b,f][1,4]oxazepin-11-yl)-benzoic acid
CAS 13606-02-5C20H13NO5
5-Amino-2-(6-Hydroxy-3-Oxo-3H-Xanthen-9-Yl)benzoic Acid chemical structure, C20H13NO5, CAS 1206698-29-4
5-Amino-2-(6-Hydroxy-3-Oxo-3H-Xanthen-9-Yl)benzoic Acid
CAS 1206698-29-4C20H13NO5
Helioxanthin derivative 5-4-2 chemical structure, C20H13NO5, CAS 203935-39-1
Helioxanthin derivative 5-4-2
CAS 203935-39-1C20H13NO5
3-Nitrobenzo(a)pyrene-7,8-diol-9,10-epoxide chemical structure, C20H13NO5, CAS 149559-16-0
3-Nitrobenzo(a)pyrene-7,8-diol-9,10-epoxide
CAS 149559-16-0C20H13NO5
Rhoifoline A chemical structure, C20H13NO5, CAS 586976-10-5
Rhoifoline A
CAS 586976-10-5C20H13NO5
1-Nitrobenzo(a)pyrene-7,8-diol-9,10-epoxide chemical structure, C20H13NO5, CAS 88598-54-3
1-Nitrobenzo(a)pyrene-7,8-diol-9,10-epoxide
CAS 88598-54-3C20H13NO5
4'-Amino-3',6'-dihydroxyspiro(isobenzofuran-1(3H),9'-(9H)xanthen)-3-one chemical structure, C20H13NO5, CAS 54243-45-7
4'-Amino-3',6'-dihydroxyspiro(isobenzofuran-1(3H),9'-(9H)xanthen)-3-one
CAS 54243-45-7C20H13NO5
3-[(4-Nitrophenyl)methoxy]benzo[c]chromen-6-one chemical structure, C20H13NO5, CAS 314744-78-0
3-[(4-Nitrophenyl)methoxy]benzo[c]chromen-6-one
CAS 314744-78-0C20H13NO5
Quinolin-8-yl 8-methoxy-2-oxo-2H-chromene-3-carboxylate chemical structure, C20H13NO5, CAS 836665-56-6
Quinolin-8-yl 8-methoxy-2-oxo-2H-chromene-3-carboxylate
CAS 836665-56-6C20H13NO5
9,10-Anthracenedione, 1-amino-4-hydroxy-2-(4-hydroxyphenoxy)- chemical structure, C20H13NO5, CAS 18622-13-4
9,10-Anthracenedione, 1-amino-4-hydroxy-2-(4-hydroxyphenoxy)-
CAS 18622-13-4C20H13NO5
(Z)-4-Methyl-3-oxo-2-(pyridin-4-ylmethylene)-2,3-dihydrobenzofuran-6-yl furan-2-carboxylate chemical structure, C20H13NO5, CAS 903183-78-8
(Z)-4-Methyl-3-oxo-2-(pyridin-4-ylmethylene)-2,3-dihydrobenzofuran-6-yl furan-2-carboxylate
CAS 903183-78-8C20H13NO5
2'-Amino-3',6'-dihydroxyspiro(isobenzofuran-1(3H),9'-(9H)xanthen)-3-one chemical structure, C20H13NO5, CAS 165963-63-3
2'-Amino-3',6'-dihydroxyspiro(isobenzofuran-1(3H),9'-(9H)xanthen)-3-one
CAS 165963-63-3C20H13NO5
2-[4-(7-Methoxybenzo[d]furan-2-yl)-2-oxochromen-6-yloxy]ethanenitrile chemical structure, C20H13NO5, CAS 898415-73-1
2-[4-(7-Methoxybenzo[d]furan-2-yl)-2-oxochromen-6-yloxy]ethanenitrile
CAS 898415-73-1C20H13NO5
(Z)-4-Methyl-3-oxo-2-(pyridin-3-ylmethylene)-2,3-dihydrobenzofuran-6-yl furan-2-carboxylate chemical structure, C20H13NO5, CAS 903201-91-2
(Z)-4-Methyl-3-oxo-2-(pyridin-3-ylmethylene)-2,3-dihydrobenzofuran-6-yl furan-2-carboxylate
CAS 903201-91-2C20H13NO5
N-(4-Methyl-2-oxochromen-7-yl)-2-oxochromene-3-carboxamide chemical structure, C20H13NO5, CAS 428837-23-4
N-(4-Methyl-2-oxochromen-7-yl)-2-oxochromene-3-carboxamide
CAS 428837-23-4C20H13NO5
Quinolin-8-yl 6-methoxy-2-oxo-2H-chromene-3-carboxylate chemical structure, C20H13NO5, CAS 838904-25-9
Quinolin-8-yl 6-methoxy-2-oxo-2H-chromene-3-carboxylate
CAS 838904-25-9C20H13NO5
Methyl 2,3-dihydro-2-(3-hydroxy-2-quinolyl)-1,3-dioxo-1H-indene-5-carboxylate chemical structure, C20H13NO5, CAS 78333-60-5
Methyl 2,3-dihydro-2-(3-hydroxy-2-quinolyl)-1,3-dioxo-1H-indene-5-carboxylate
CAS 78333-60-5C20H13NO5
Ethyl 4-(9,10-dioxoanthracen-2-yl)-1,2-oxazole-3-carboxylate chemical structure, C20H13NO5, CAS 339101-03-0
Ethyl 4-(9,10-dioxoanthracen-2-yl)-1,2-oxazole-3-carboxylate
CAS 339101-03-0C20H13NO5
N-(6,11-Dihydroxy-5,12-dioxo-5,12-dihydrotetracen-1-yl)acetamide chemical structure, C20H13NO5, CAS 25680-05-1
N-(6,11-Dihydroxy-5,12-dioxo-5,12-dihydrotetracen-1-yl)acetamide
CAS 25680-05-1C20H13NO5
2-Anilino-1,5,8-trihydroxyanthracene-9,10-dione chemical structure, C20H13NO5, CAS 58376-69-5
2-Anilino-1,5,8-trihydroxyanthracene-9,10-dione
CAS 58376-69-5C20H13NO5

Frequently asked questions

What is the molar mass of C20H13NO5?

The molar mass of C20H13NO5 is 347.33 g/mol, calculated from standard atomic weights for 20 carbon atoms, 13 hydrogen atoms, 1 nitrogen atom and 5 oxygen atoms. The monoisotopic mass is 347.0794 Da.

How many compounds have the formula C20H13NO5?

CompoundList lists 38 compounds with the molecular formula C20H13NO5, including 5-Aminofluorescein, 6-Amino-3',6'-dihydroxyspiro(isobenzofuran-1(3H),9'-(9H)xanthen)-3-one, 4-Amino-3',6'-dihydroxyspiro(isobenzofuran-1(3H),9'-(9H)xanthen)-3-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 C20H13NO5?

C20H13NO5 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.