Molecular formula

C₅H₅ClO₃

20 compounds have this formula on CompoundList.

Molar mass: 148.54g/mol
Monoisotopic mass: 147.9927Da
Atoms: 14
Elements: 4
Rings plus double bonds: 3

The formula C5H5ClO3 describes a molecule made of 5 carbon atoms, 5 hydrogen atoms, 1 chlorine 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 × 540.43%
12.011 × 5 = 60.055 g/mol
H Hydrogen × 53.39%
1.008 × 5 = 5.040 g/mol
Cl Chlorine × 123.87%
35.45 × 1 = 35.450 g/mol
O Oxygen × 332.31%
15.999 × 3 = 47.997 g/mol

Look up another formula

Compounds with the formula C5H5ClO3

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

Showing 1 to 20 of 20 compounds

4-(Chloromethyl)-5-methyl-1,3-dioxol-2-one

CAS 80841-78-7C₅H₅ClO₃

3-Chloro-5-hydroxy-4-methyl-2(5H)-furanone

CAS 112309-61-2C₅H₅ClO₃

Allyl chlorooxoacetate

CAS 74503-07-4C₅H₅ClO₃

Methyl (2E)-4-chloro-4-oxobut-2-enoate

CAS 78140-66-6C₅H₅ClO₃

Methyl 3-chlorocarbonylpropenoate

CAS 17081-97-9C₅H₅ClO₃

(Z)-2-Chloro-3-methyl-4-oxobutenoic acid

CAS 215226-71-4C₅H₅ClO₃

4-Chloro-4-methyl-5-methylene-1,3-dioxolan-2-one

CAS 95579-71-8C₅H₅ClO₃

2-Furancarbonyl chloride, tetrahydro-5-oxo-, (2R)-

CAS 53558-94-4C₅H₅ClO₃

5-Oxotetrahydro-2-furancarbonyl chloride

CAS 82977-45-5C₅H₅ClO₃

5,6-Dihydro-1,4-dioxine-2-carbonyl chloride

CAS 61564-99-6C₅H₅ClO₃

4-(Chloromethyl)-5-hydroxy-2(5H)-furanone

CAS 125974-06-3C₅H₅ClO₃

(S)-5-Oxotetrahydrofuran-2-carbonyl chloride

CAS 54848-33-8C₅H₅ClO₃

3-(Chloromethyl)oxolane-2,5-dione

CAS 93516-51-9C₅H₅ClO₃

1-(Chlorocarbonyl)cyclopropanecarboxylic acid

CAS 40258-99-9C₅H₅ClO₃

4-Chlorodihydro-2H-pyran-2,6(3H)-dione

CAS 27721-79-5C₅H₅ClO₃

3-Chloro-5-methoxyfuran-2(5H)-one

CAS 40981-56-4C₅H₅ClO₃

4-Chloro-5-methoxyfuran-2(5H)-one

CAS 62674-18-4C₅H₅ClO₃

(1R,2R)-2-(Chlorocarbonyl)cyclopropane-1-carboxylic acid

CAS 74177-20-1C₅H₅ClO₃

3-Chloro-3-oxoprop-1-en-1-yl acetate

CAS 62041-78-5C₅H₅ClO₃

5-Oxooxolane-3-carbonyl chloride

CAS 131953-18-9C₅H₅ClO₃

Frequently asked questions

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What is the molar mass of C5H5ClO3?

The molar mass of C5H5ClO3 is 148.54 g/mol, calculated from standard atomic weights for 5 carbon atoms, 5 hydrogen atoms, 1 chlorine atom and 3 oxygen atoms. The monoisotopic mass is 147.9927 Da.

How many compounds have the formula C5H5ClO3?

CompoundList lists 20 compounds with the molecular formula C5H5ClO3, including 4-(Chloromethyl)-5-methyl-1,3-dioxol-2-one, 3-Chloro-5-hydroxy-4-methyl-2(5H)-furanone, Allyl chlorooxoacetate. 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 C5H5ClO3?

C5H5ClO3 has a degree of unsaturation of 3. 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.