Molecular formula
C11H9ClO4
76 compounds have this formula on CompoundList.
- Molar mass
- 240.64g/mol
- Monoisotopic mass
- 240.0189Da
- Atoms
- 25
- Elements
- 4
- Rings plus double bonds
- 7
The formula C11H9ClO4 describes a molecule made of 11 carbon atoms, 9 hydrogen atoms, 1 chlorine atom and 4 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 × 1154.90%12.011 × 11 = 132.121 g/mol
- H Hydrogen × 93.77%1.008 × 9 = 9.072 g/mol
- Cl Chlorine × 114.73%35.45 × 1 = 35.450 g/mol
- O Oxygen × 426.59%15.999 × 4 = 63.996 g/mol
Look up another formula
Compounds with the formula C11H9ClO4
Isomers we list, best known first. Open one to see its structure, properties, safety data and suppliers.
Showing 1 to 76 of 76 compounds
Methyl 4-(4-chlorophenyl)-2,4-dioxobutanoate
CAS 39757-35-2C11H9ClO4
Methyl 4-(2-chlorophenyl)-2,4-dioxobutanoate
CAS 451485-68-0C11H9ClO4
Methyl 4-(3-chlorophenyl)-2,4-dioxobutanoate
CAS 501653-40-3C11H9ClO4
7-(2-Chloroacetyl)-4-methoxy-2,3-dihydro-1-benzofuran-3-one
CAS 1803601-73-1C11H9ClO4
7-Chloro-3-methyl-1-oxoisochromane-3-carboxylic acid
CAS 924832-93-9C11H9ClO4
Methyl 6-chloro-1-oxoisochromane-3-carboxylate
CAS 951896-50-7C11H9ClO4
Methyl (2Z)-4-(4-chlorophenyl)-2-hydroxy-4-oxobut-2-enoate
CAS 39847-98-8C11H9ClO4
1H-Indene-2-carboxylic acid, 5-chloro-2,3-dihydro-2-hydroxy-1-oxo-, methyl ester
CAS 144172-24-7C11H9ClO4
5-Chloro-8-hydroxy-6-methoxy-3-methyl-1H-2-benzopyran-1-one
CAS 55044-85-4C11H9ClO4
2H-1-Benzopyran-2-one, 4-(chloromethyl)-8-hydroxy-7-methoxy-
CAS 923183-59-9C11H9ClO4
8-Chloro-5,7-dihydroxy-2,6-dimethylchromen-4-one
CAS 18780-80-8C11H9ClO4
6-Chloro-7-hydroxy-4-(methoxymethyl)-2H-chromen-2-one
CAS 175205-11-5C11H9ClO4
3-(8-Chloro-2,3-dihydro-1,4-benzodioxin-6-yl)prop-2-enoic acid
CAS 851721-93-2C11H9ClO4
4-(3-Chloro-4-methoxy-phenyl)-4-oxo-trans-crotonic acid
CAS 627486-77-5C11H9ClO4
Ethyl 5-chloro-3-oxo-2,3-dihydro-1-benzofuran-2-carboxylate
CAS 669-61-4C11H9ClO4
2-(6-Chloro-4-oxo-3,4-dihydro-2H-1-benzopyran-3-yl)acetic acid
CAS 133414-59-2C11H9ClO4
4-Chlorophenyl 5-oxooxolane-2-carboxylate
CAS 34971-17-0C11H9ClO4
Ethyl 5-chloro-3-hydroxy-1-benzofuran-2-carboxylate
CAS 62755-94-6C11H9ClO4
2H-1-Benzopyran-6-acetic acid, 3,4-dihydro-8-chloro-4-oxo-
CAS 72765-98-1C11H9ClO4
2H-1-Benzopyran-6-acetic acid, 3,4-dihydro-7-chloro-4-oxo-
CAS 72765-99-2C11H9ClO4
(S)-Methyl5-chloro-2-hydroxy-1-oxo-2,3-dihydro-1H-indene-2-carboxylate
CAS 173903-18-9C11H9ClO4
7-Isochromancarboxylic acid, 5-chloro-3-methyl-1-oxo-
CAS 64398-43-2C11H9ClO4
2-(4-Chlorophenyl)-2-methyl-1,3-dioxane-4,6-dione
CAS 62391-13-3C11H9ClO4
Oxiranecarboxylic acid, 2-(4-chlorobenzoyl)-, methyl ester
CAS 131469-59-5C11H9ClO4
- 1-(7-Chloro-1,3-dioxaindan-5-yl)cyclopropane-1-carboxylic acid945244-33-7C11H9ClO4
- 6-Chloro-3-methyl-1-oxo-3,4-dihydro-1H-2-benzopyran-3-carboxylic acid1592279-62-3C11H9ClO4
- Methyl 4-chloro-5-methoxybenzofuran-2-carboxylate155587-61-4C11H9ClO4
- 5-Chloro-3-methyl-1-oxo-3,4-dihydro-1H-2-benzopyran-3-carboxylic acid1592560-32-1C11H9ClO4
- 2-(4-Chlorophenyl)-5-oxooxolane-3-carboxylic acid851484-24-7C11H9ClO4
- 6-Chloro-5,7-dimethoxy-4H-1-benzopyran-4-one88503-24-6C11H9ClO4
- 6-Chloro-3,4-dimethoxy-2H-chromen-2-one6850-96-0C11H9ClO4
- 5-Chloro-3-ethoxybenzofuran-2-carboxylic acid1710661-34-9C11H9ClO4
- 5-Chloro-6-ethoxybenzofuran-2-carboxylic acid1352527-88-8C11H9ClO4
- 2-(2-Chlorophenyl)-5-oxotetrahydrofuran-3-carboxylic acid1399658-55-9C11H9ClO4
- 2-(3-Chlorophenyl)-5-oxotetrahydrofuran-3-carboxylic acid1399658-16-2C11H9ClO4
- {4-[(2-Chloroprop-2-enoyl)oxy]phenyl}acetic acid173947-35-8C11H9ClO4
- 4-Chloro-5,7-dimethoxycoumarin1621587-41-4C11H9ClO4
- 3-(4-Chloro-3-methylbenzoyl)oxirane-2-carboxylic acid113342-25-9C11H9ClO4
- 4-(4-Chlorophenyl)tetrahydro-2-oxo-3-furancarboxylic acid116087-35-5C11H9ClO4
- 2-(7-Chloro-1,3-dioxaindan-5-yl)cyclopropane-1-carboxylic acid1157698-14-0C11H9ClO4
- 2-Chloro-5,7-dimethoxy-4H-chromen-4-one67837-36-9C11H9ClO4
- 2-[(4-Chlorophenyl)methylidene]butanedioic acid24290-04-8C11H9ClO4
- Phenyl 3-chloro-2-oxooxolane-3-carboxylate62149-72-8C11H9ClO4
- Methyl 3-(2H-1,3-benzodioxol-5-yl)-2-chloroprop-2-enoate56156-78-6C11H9ClO4
- 3-(3-Chloro-4-methoxyphenyl)oxolane-2,5-dione104094-44-2C11H9ClO4
- 3-(5-Chloro-2-methoxyphenyl)oxolane-2,5-dione104092-64-0C11H9ClO4
- Methyl 5-chloro-7-methoxy-1-benzofuran-2-carboxylate1508698-64-3C11H9ClO4
- rac-(1R,2R)-2-(7-Chloro-1,3-dioxaindan-5-yl)cyclopropane-1-carboxylic acid2227739-26-4C11H9ClO4
- Methyl 5-chloro-3-methoxybenzofuran-2-carboxylate5117-59-9C11H9ClO4
- 6-Chloro-8-methoxy-2H-chromene-3-carboxylic acid1697677-38-5C11H9ClO4
- 6-Chloro-7-methoxy-2H-chromene-3-carboxylic acid1263215-42-4C11H9ClO4
- Methyl 7-chloro-1-oxo-3,4-dihydro-1H-2-benzopyran-3-carboxylate1456627-40-9C11H9ClO4
- Methyl 5-chloro-1-oxo-3,4-dihydro-1H-2-benzopyran-3-carboxylate1592620-45-5C11H9ClO4
- 8-Chloro-3-methyl-1-oxo-3,4-dihydro-1H-2-benzopyran-3-carboxylic acid1603515-58-7C11H9ClO4
- Methyl 3-chloro-6-methoxy-1-benzofuran-2-carboxylate2104304-96-1C11H9ClO4
- 3-Chloro-7,8-dimethoxy-4H-1-benzopyran-4-one73220-43-6C11H9ClO4
- Methyl 5-chloro-7-methoxy-1-benzofuran-3-carboxylate2137944-11-5C11H9ClO4
- 1-(2-Chloro-4-hydroxyphenyl)-3-oxocyclobutane-1-carboxylic acid2228752-35-8C11H9ClO4
- 3-(2-Chloro-6-methoxyphenyl)oxolane-2,5-dione2228670-88-8C11H9ClO4
- 3-(3-Chloro-2-methoxyphenyl)oxolane-2,5-dione2229607-01-4C11H9ClO4
- 1-(5-Chloro-2-hydroxyphenyl)-3-oxocyclobutane-1-carboxylic acid2229202-74-6C11H9ClO4
- 1-(3-Chloro-4-hydroxyphenyl)-3-oxocyclobutane-1-carboxylic acid2228619-87-0C11H9ClO4
- 3-(2-Chloro-1-benzofuran-3-yl)-3-hydroxypropanoic acid1878769-43-7C11H9ClO4
- 3-[3-Chloro-4-(methoxycarbonyl)phenyl]prop-2-enoic acid2229679-69-8C11H9ClO4
- 2-[3-Chloro-4-(methoxycarbonyl)phenyl]prop-2-enoic acid2229022-36-8C11H9ClO4
- 3-(4-Chloro-3-methoxyphenyl)oxolane-2,5-dione2229411-55-4C11H9ClO4
- 1-(2-Chloro-6-hydroxyphenyl)-3-oxocyclobutane-1-carboxylic acid2229282-37-3C11H9ClO4
- 1-(3-Chloro-2-hydroxyphenyl)-3-oxocyclobutane-1-carboxylic acid2228991-55-5C11H9ClO4
- 1-(4-Chloro-2-hydroxyphenyl)-3-oxocyclobutane-1-carboxylic acid2228353-38-4C11H9ClO4
- 3-(4-Chloro-2-methoxyphenyl)oxolane-2,5-dione2228817-69-2C11H9ClO4
- 5-(2-Chloroacetyl)-6-methoxybenzofuran-3(2H)-one923106-75-6C11H9ClO4
- 2-(3-Chloropropanoyl)-6-formylbenzoic acid1805714-21-9C11H9ClO4
- 2-(1-Chloro-2-oxopropyl)-6-formylbenzoic acid1804191-14-7C11H9ClO4
- 2-(1-Chloro-2-oxopropyl)-5-formylbenzoic acid1806572-64-4C11H9ClO4
- 2-(1-Chloro-2-oxopropyl)-4-formylbenzoic acid1805758-36-4C11H9ClO4
- 2-(1-Chloro-2-oxopropyl)-3-formylbenzoic acid1804056-34-5C11H9ClO4
Frequently asked questions
What is the molar mass of C11H9ClO4?
The molar mass of C11H9ClO4 is 240.64 g/mol, calculated from standard atomic weights for 11 carbon atoms, 9 hydrogen atoms, 1 chlorine atom and 4 oxygen atoms. The monoisotopic mass is 240.0189 Da.
How many compounds have the formula C11H9ClO4?
CompoundList lists 76 compounds with the molecular formula C11H9ClO4, including Methyl 4-(4-chlorophenyl)-2,4-dioxobutanoate, Methyl 4-(2-chlorophenyl)-2,4-dioxobutanoate, Methyl 4-(3-chlorophenyl)-2,4-dioxobutanoate. 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 C11H9ClO4?
C11H9ClO4 has a degree of unsaturation of 7. 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.