Molecular formula

C₉H₄Cl₂O₂S

9 compounds have this formula on CompoundList.

Molar mass: 247.09g/mol
Monoisotopic mass: 245.9309Da
Atoms: 18
Elements: 5
Rings plus double bonds: 7

The formula C9H4Cl2O2S describes a molecule made of 9 carbon atoms, 4 hydrogen atoms, 2 chlorine atoms, 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 × 943.75%
12.011 × 9 = 108.099 g/mol
H Hydrogen × 41.63%
1.008 × 4 = 4.032 g/mol
Cl Chlorine × 228.69%
35.45 × 2 = 70.900 g/mol
O Oxygen × 212.95%
15.999 × 2 = 31.998 g/mol
S Sulfur × 112.98%
32.06 × 1 = 32.060 g/mol

Look up another formula

Compounds with the formula C9H4Cl2O2S

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

Showing 1 to 9 of 9 compounds

3,4-Dichloro-1-benzothiophene-2-carboxylic acid

CAS 34576-95-9C₉H₄Cl₂O₂S

3,6-Dichloro-1-benzothiophene-2-carboxylic acid

CAS 34576-94-8C₉H₄Cl₂O₂S

2,3-Dichloro-1-benzothiophene-7-carboxylic acid

CAS 1934572-26-5C₉H₄Cl₂O₂S

6,7-Dichlorobenzo[b]thiophene-2-carboxylic acid

CAS 1392542-93-6C₉H₄Cl₂O₂S

5,6-Dichlorobenzo[b]thiophene-2-carboxylic acid

CAS 1934745-97-7C₉H₄Cl₂O₂S

4,7-Dichlorobenzo[b]thiophene-2-carboxylic acid

CAS 901917-27-9C₉H₄Cl₂O₂S

4,5-Dichlorobenzo[b]thiophene-2-carboxylic acid

CAS 901917-42-8C₉H₄Cl₂O₂S

4,6-Dichlorobenzo[b]thiophene-2-carboxylic acid

CAS 901916-93-6C₉H₄Cl₂O₂S

(2,5-Dichlorothiophen-3-yl)(furan-2-yl)methanone

CAS 57248-29-0C₉H₄Cl₂O₂S

Frequently asked questions

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What is the molar mass of C9H4Cl2O2S?

The molar mass of C9H4Cl2O2S is 247.09 g/mol, calculated from standard atomic weights for 9 carbon atoms, 4 hydrogen atoms, 2 chlorine atoms, 2 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 245.9309 Da.

How many compounds have the formula C9H4Cl2O2S?

CompoundList lists 9 compounds with the molecular formula C9H4Cl2O2S, including 3,4-Dichloro-1-benzothiophene-2-carboxylic acid, 3,6-Dichloro-1-benzothiophene-2-carboxylic acid, 2,3-Dichloro-1-benzothiophene-7-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 C9H4Cl2O2S?

C9H4Cl2O2S 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.