Molecular formula
C11H8O5
104 compounds have this formula on CompoundList.
- Molar mass
- 220.18g/mol
- Monoisotopic mass
- 220.0372Da
- Atoms
- 24
- Elements
- 3
- Rings plus double bonds
- 8
The formula C11H8O5 describes a molecule made of 11 carbon atoms, 8 hydrogen atoms 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 × 1160.01%12.011 × 11 = 132.121 g/mol
- H Hydrogen × 83.66%1.008 × 8 = 8.064 g/mol
- O Oxygen × 536.33%15.999 × 5 = 79.995 g/mol
Look up another formula
Compounds with the formula C11H8O5
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 100 of 104 compounds
Purpurogallin
CAS 569-77-7C11H8O5
7-Hydroxycoumarin-4-acetic acid
CAS 6950-82-9C11H8O5
7-Methoxycoumarin-3-carboxylic Acid
CAS 20300-59-8C11H8O5
6-Methoxy-2-oxo-2H-chromene-3-carboxylic acid
CAS 35924-44-8C11H8O5
8-Methoxy-2-oxo-2H-chromene-3-carboxylic acid
CAS 2555-20-6C11H8O5
6-Methoxy-7,8-methylenedioxycoumarin
CAS 28843-40-5C11H8O5
8-Hydroxy-4-(2-hydroxyacetyl)-1H-2-benzopyran-1-one
CAS 146-04-3C11H8O5
7-Methoxy-4-oxo-4H-chromene-2-carboxylic acid
CAS 23915-78-8C11H8O5
2'-Carboxybenzalpyruvate
CAS 85896-59-9C11H8O5
4-Formyl-7-methoxy-1-benzofuran-2-carboxylic acid
CAS 7795-71-3C11H8O5
![[(2-Oxo-2H-chromen-7-yl)oxy]acetic acid chemical structure, C11H8O5, CAS 126424-85-9](/s/YENBPUAYKYLKSL-UHFFFAOYSA-N.svg)
[(2-Oxo-2H-chromen-7-yl)oxy]acetic acid
CAS 126424-85-9C11H8O5
8-Methoxy-6,7-methylenedioxycoumarin
CAS 81558-03-4C11H8O5
2,6,7-Trihydroxy-3-methylnaphthalene-1,4-dione
CAS 1333407-58-1C11H8O5
5-Methoxy-6,7-methylenedioxycoumarin
CAS 22357-13-7C11H8O5
5,6,8-Trihydroxy-7-methylnaphthalene-1,4-dione
CAS 31039-66-4C11H8O5
8-Methoxy-4-oxo-4H-chromene-2-carboxylic acid
CAS 5537-12-2C11H8O5
5,8-Dihydroxy-2-methoxynaphthalene-1,4-dione
CAS 14918-66-2C11H8O5
2-Butenoic acid, 4-(1,3-benzodioxol-5-yl)-4-oxo-, (E)-
CAS 84609-13-2C11H8O5
Cerberic acid
CAS 65597-44-6C11H8O5
2-((2-Oxo-2H-chromen-4-yl)oxy)acetic acid
CAS 462094-45-7C11H8O5
Methyl 4-hydroxy-2-oxo-2H-1-benzopyran-3-carboxylate
CAS 13252-75-0C11H8O5
Dioncoquinone B
CAS 1093228-16-0C11H8O5
Peuruthenicin
CAS 52591-14-7C11H8O5
5-Methoxy-2-oxo-2H-1-benzopyran-3-carboxylic acid
CAS 81017-29-0C11H8O5
- 1 suppliersMethyl 7-hydroxy-2-oxo-2H-1-benzopyran-3-carboxylate86788-49-0C11H8O5
- Buntansin A52525-63-0C11H8O5
- 7-Hydroxy-8-methoxy-2-oxo-2H-1-benzopyran-6-carbaldehyde82334-23-4C11H8O5
- 6-Hydroxy-4-methyl-2-oxo-2H-chromene-3-carboxylic acid435297-35-1C11H8O5
- 6-Methoxy-4-oxo-4H-1-benzopyran-2-carboxylic acid86277-98-7C11H8O5
- 6-(Hydroxymethyl)-2-oxo-2H-chromene-3-carboxylic acid176770-22-2C11H8O5
- Uygszxbnzphdjg-uhfffaoysa-76268-14-9C11H8O5
- 2-(6-Hydroxy-2-oxo-2H-chromen-4-yl)acetic acid68747-26-2C11H8O5
- (7-Hydroxy-2-oxo-2H-1-benzopyran-3-yl)acetic acid104093-04-1C11H8O5
- 4,6,7-Trihydroxynaphthalene-2-carboxylic acid752236-48-9C11H8O5
- 7-(Acetyloxy)-4-hydroxy-2H-1-benzopyran-2-one19225-18-4C11H8O5
- 3-(2H-1,3-Benzodioxol-5-yl)oxolane-2,5-dione861516-15-6C11H8O5
- 2,3-Dihydroxy-6-methoxy-1,4-naphthoquinone86516-17-8C11H8O5
- 4-Benzofurancarboxylic acid, 5-hydroxy-, acetate71590-86-8C11H8O5
- 2,5-Furandione, 3-(benzoyloxy)dihydro-, (3S)-671223-71-5C11H8O5
- 2-(Prop-2-yn-1-yloxy)terephthalic acid181022-09-3C11H8O5
- 7-Formyl-4-methoxybenzofuran-2-carboxylic acid59254-19-2C11H8O5
- Methyl 7-hydroxy-4-oxo-4H-chromene-2-carboxylate81882-23-7C11H8O5
- 8-Methoxy-1-oxo-1H-2-benzopyran-3-carboxylic acid61330-01-6C11H8O5
- 7-(Methoxycarbonyl)-1-benzofuran-2-carboxylic acid1914935-35-5C11H8O5
- 2H-1-Benzopyran-5-carboxaldehyde, 6-hydroxy-7-methoxy-2-oxo-68468-11-1C11H8O5
- 7-Hydroxy-5-methoxy-2-oxo-2H-chromene-6-carbaldehyde3067-09-2C11H8O5
- 6-Methoxy-4-oxo-4H-chromene-3-carboxylic acid51085-93-9C11H8O5
- 8-Methoxy-4-oxo-4H-chromene-3-carboxylic acid59157-78-7C11H8O5
- (5E)-3-Acetyl-5-[(furan-2-yl)methylidene]-4-hydroxyfuran-2(5H)-one60404-12-8C11H8O5
- 4-Hydroxy-2-oxo-2H-1-benzopyran-3-yl acetate90061-41-9C11H8O5
- 5-Hydroxy-7-methyl-4-oxo-4H-1-benzopyran-2-carboxylic acid328057-59-6C11H8O5
- 7-Methoxy-4-oxo-4H-chromene-3-carboxylic acid71345-94-3C11H8O5
- 5-(Methoxycarbonyl)-1-benzofuran-2-carboxylic acid251457-26-8C11H8O5
- 5-(4-Methoxyphenyl)oxolane-2,3,4-trione69366-70-7C11H8O5
- Methyl 6-Hydroxy-2-oxo-2H-chromene-3-carboxylate667888-40-6C11H8O5
- 3-Acetyl-5,7-dihydroxy-2H-chromen-2-one810676-37-0C11H8O5
- 7-Hydroxy-4-methyl-2-oxochromene-8-carboxylic acid5112-55-0C11H8O5
- 5-Methoxy-4-oxo-4H-chromene-3-carboxylic acid76743-83-4C11H8O5
- 5-Methyl-benzofuran-2,3-dicarboxylic acid93670-02-1C11H8O5
- 6-Methoxy-1-oxo-1H-isochromene-3-carboxylic acid1602681-67-3C11H8O5
- 2-{[(1-Hydroxyprop-2-yn-1-yl)oxy]carbonyl}benzoic acid42969-62-0C11H8O5
- 3,3-Dihydroxy-1-(6-hydroxy-1-benzofuran-5-yl)prop-2-en-1-one3573-99-7C11H8O5
- 2-(2-Oxo-5-phenyl-2H-1,3-dioxol-4-yl)acetic acid2172243-19-3C11H8O5
- 6-(Methoxycarbonyl)-1-benzofuran-2-carboxylic acid588703-06-4C11H8O5
- 2-(3-Carboxyacryloyl)benzoic acid88460-79-1C11H8O5
- (7-Hydroxy-2-oxo-2H-1-benzopyran-8-yl)acetic acid15176-77-9C11H8O5
- 7-Methoxy-1-oxo-1H-isochromene-4-carboxylic acid34014-47-6C11H8O5
- 5-Methoxy-2-oxo-2H-1-benzopyran-6-carboxylic acid65043-07-4C11H8O5
- 5-(Prop-2-yn-1-yloxy)isophthalic acid1052737-14-0C11H8O5
- Methyl 5-(furan-2-carbonyl)furan-2-carboxylate1399660-74-2C11H8O5
- 5-Methyl-7H-furo[3,4-f][1,3]benzodioxine-1,9-dione858249-19-1C11H8O5
- 3-(Acetyloxy)-7-benzofurancarboxylic acid1616110-79-2C11H8O5
- Methyl 3,5,12-trioxatricyclo[7.3.0.0,2,6]dodeca-1(9),2(6),7,10-tetraene-11-carboxylate2137566-67-5C11H8O5
- 5'-Formyl-3-methyl-[2,2'-bifuran]-5-carboxylic acid2137699-02-4C11H8O5
- 5-Methoxy-1-oxo-1H-isochromene-3-carboxylic acid2138132-83-7C11H8O5
- 7-Hydroxy-3-methyl-4-oxochromene-2-carboxylic acid104093-05-2C11H8O5
- Methyl 4-hydroxy-1-oxo-1H-2-benzopyran-3-carboxylate21763-13-3C11H8O5
- 4-[Hydroxy(2-hydroxyphenyl)methylidene]oxolane-2,3-dione4958-92-3C11H8O5
- 7-Hydroxy-2-oxo-2H-1-benzopyran-6-yl acetate41679-83-8C11H8O5
- 6-Methyl-2H,7H-[1,3]dioxolo[4,5-h][2]benzopyran-7,9(6H)-dione82929-74-6C11H8O5
- Methyl 6-hydroxy-4-oxo-4H-chromene-2-carboxylate1002322-26-0C11H8O5
- 2-(Methoxycarbonyl)benzofuran-5-carboxylic acid166952-92-7C11H8O5
- Methyl 4,6,10-trioxatricyclo[7.3.0.0,3,7]dodeca-1,3(7),8,11-tetraene-11-carboxylate685144-71-2C11H8O5
- 8-Methoxy-2-oxo-2H-chromene-4-carboxylic acid1355181-75-7C11H8O5
- 6-Methoxy-2-oxo-2H-chromene-4-carboxylic acid1355224-44-0C11H8O5
- Methyl 4,6,10-trioxatricyclo[7.3.0.0,3,7]dodeca-1,3(7),8,11-tetraene-12-carboxylate2137751-33-6C11H8O5
- Methyl 3,5,12-trioxatricyclo[7.3.0.0,2,6]dodeca-1,6,8,10-tetraene-10-carboxylate2137566-77-7C11H8O5
- 3-(3-Formyl-2-hydroxy-5-methoxyphenyl)prop-2-ynoic acid2167070-85-9C11H8O5
- 7-Formyl-5-methoxy-1-benzofuran-2-carboxylic acid2172240-63-8C11H8O5
- 2-Formyl-5-methoxy-1-benzofuran-7-carboxylic acid2172162-31-9C11H8O5
- 3-(2-Formyl-5-hydroxy-4-methoxyphenyl)prop-2-ynoic acid2166915-19-9C11H8O5
- 3-(3-Formyl-4-hydroxy-5-methoxyphenyl)prop-2-ynoic acid2168776-13-2C11H8O5
- 3-(2-Formyl-4-hydroxy-5-methoxyphenyl)prop-2-ynoic acid2169530-39-4C11H8O5
- 3-(6-Formyl-2-hydroxy-3-methoxyphenyl)prop-2-ynoic acid2168286-85-7C11H8O5
- 2-Formyl-7-methoxy-1-benzofuran-4-carboxylic acid2172563-30-1C11H8O5
- 3-(5-Formyl-2-hydroxy-3-methoxyphenyl)prop-2-ynoic acid2168689-01-6C11H8O5
- 2-Formyl-4-methoxy-1-benzofuran-7-carboxylic acid2172072-60-3C11H8O5
- 4-Formyl-5-methoxy-benzofuran-2-carboxylic acid59254-20-5C11H8O5
- 5-Formyl-6-methoxy-benzofuran-2-carboxylic acid55364-71-1C11H8O5
- 7-Formyl-6-methoxy-benzofuran-2-carboxylic acid59254-21-6C11H8O5
Frequently asked questions
What is the molar mass of C11H8O5?
The molar mass of C11H8O5 is 220.18 g/mol, calculated from standard atomic weights for 11 carbon atoms, 8 hydrogen atoms and 5 oxygen atoms. The monoisotopic mass is 220.0372 Da.
How many compounds have the formula C11H8O5?
CompoundList lists 104 compounds with the molecular formula C11H8O5, including Purpurogallin, 7-Hydroxycoumarin-4-acetic acid, 7-Methoxycoumarin-3-carboxylic Acid. 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 C11H8O5?
C11H8O5 has a degree of unsaturation of 8. 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.