Molecular formula

C₁₂H₉ClO₂S

32 compounds have this formula on CompoundList.

Molar mass: 252.71g/mol
Monoisotopic mass: 252.0012Da
Atoms: 25
Elements: 5
Rings plus double bonds: 8

The formula C12H9ClO2S describes a molecule made of 12 carbon atoms, 9 hydrogen atoms, 1 chlorine atom, 2 oxygen atoms and 1 sulfur atom. 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 × 1257.03%
12.011 × 12 = 144.132 g/mol
H Hydrogen × 93.59%
1.008 × 9 = 9.072 g/mol
Cl Chlorine × 114.03%
35.45 × 1 = 35.450 g/mol
O Oxygen × 212.66%
15.999 × 2 = 31.998 g/mol
S Sulfur × 112.69%
32.06 × 1 = 32.060 g/mol

Look up another formula

Compounds with the formula C12H9ClO2S

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

Showing 1 to 32 of 32 compounds

Sulphenone

CAS 80-00-2C₁₂H₉ClO₂S

(1,1'-Biphenyl)-4-sulphonyl chloride

CAS 1623-93-4C₁₂H₉ClO₂S

(8-Chloro-1-naphthylthio)acetic acid

CAS 129-94-2C₁₂H₉ClO₂S

2-Phenylbenzene-1-sulfonyl chloride

CAS 2688-90-6C₁₂H₉ClO₂S

3-Phenylbenzene-1-sulfonyl chloride

CAS 65685-01-0C₁₂H₉ClO₂S

5-(3-Chlorophenyl)-4-methylthiophene-2-carboxylic acid

CAS 1039859-49-8C₁₂H₉ClO₂S

2-((2-Chlorophenyl)thio)-1-(furan-2-yl)ethan-1-one

CAS 379704-84-4C₁₂H₉ClO₂S

4-Chlorobenzyl 2-thiophenecarboxylate

CAS 438593-40-9C₁₂H₉ClO₂S

5-(4-Chlorophenyl)-4-methylthiophene-2-carboxylic acid

CAS 832740-61-1C₁₂H₉ClO₂S

(2-Chlorophenyl) phenyl sulfone

CAS 17051-72-8C₁₂H₉ClO₂S

1,2-Dihydroacenaphthylene-5-sulfonyl chloride

CAS 17070-55-2C₁₂H₉ClO₂S

Methyl 5-(4-chlorophenyl)thiophene-2-carboxylate

CAS 649569-56-2C₁₂H₉ClO₂S

5-(4-Chloro-2-methylphenyl)thiophene-2-carboxylic acid

CAS 1099632-00-4C₁₂H₉ClO₂S

1-[5-(4-Chlorophenyl)-4-hydroxythiophen-3-yl]ethan-1-one

CAS 808123-65-1C₁₂H₉ClO₂S

Methyl 3-(4-chlorophenyl)thiophene-2-carboxylate

CAS 22099-15-6C₁₂H₉ClO₂S

Methyl 5-(2-chlorophenyl)thiophene-2-carboxylate

CAS 1024448-93-8C₁₂H₉ClO₂S

Methyl 4-(4-chlorophenyl)thiophene-2-carboxylate

CAS 848483-63-6C₁₂H₉ClO₂S

Methyl 3-chloro-5-(thiophen-2-yl)benzoate

CAS 1820639-16-4C₁₂H₉ClO₂S

4-(3-Chlorobenzyl)thiophene-3-carboxylic acid

CAS 1014645-18-1C₁₂H₉ClO₂S

3-Methoxy-5-phenyl-2-thiophenecarbonyl chloride

CAS 132864-63-2C₁₂H₉ClO₂S

[4-Chloro-2-(3-thienyl)phenyl]acetic acid

CAS 958219-83-5C₁₂H₉ClO₂S

4-[(2-Chloroprop-2-en-1-yl)sulfanyl]-2H-1-benzopyran-2-one

CAS 831225-66-2C₁₂H₉ClO₂S

2-Chloro-5-(5-methylthiophen-3-yl)benzoic acid

CAS 1477768-61-8C₁₂H₉ClO₂S

Methyl 3-chloro-5-(thiophen-3-yl)benzoate

CAS 177735-07-8C₁₂H₉ClO₂S

Frequently asked questions

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What is the molar mass of C12H9ClO2S?

The molar mass of C12H9ClO2S is 252.71 g/mol, calculated from standard atomic weights for 12 carbon atoms, 9 hydrogen atoms, 1 chlorine atom, 2 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 252.0012 Da.

How many compounds have the formula C12H9ClO2S?

CompoundList lists 32 compounds with the molecular formula C12H9ClO2S, including Sulphenone, (1,1'-Biphenyl)-4-sulphonyl chloride, (8-Chloro-1-naphthylthio)acetic 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 C12H9ClO2S?

C12H9ClO2S 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.