Molecular formula

C₈H₁₂O₅S

22 compounds have this formula on CompoundList.

Molar mass: 220.24g/mol
Monoisotopic mass: 220.0405Da
Atoms: 26
Elements: 4
Rings plus double bonds: 3

The formula C8H12O5S describes a molecule made of 8 carbon atoms, 12 hydrogen atoms, 5 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 × 843.63%
12.011 × 8 = 96.088 g/mol
H Hydrogen × 125.49%
1.008 × 12 = 12.096 g/mol
O Oxygen × 536.32%
15.999 × 5 = 79.995 g/mol
S Sulfur × 114.56%
32.06 × 1 = 32.060 g/mol

Look up another formula

Compounds with the formula C8H12O5S

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

Showing 1 to 22 of 22 compounds

(1r,4r)-1-(Methanesulfonylmethyl)-2-oxabicyclo[2.1.1]hexane-4-carboxylic acid

CAS 2758003-07-3C₈H₁₂O₅S

Ethyl 4-oxotetrahydro-2H-thiopyran-3-carboxylate 1,1-dioxide

CAS 889946-17-2C₈H₁₂O₅S

Methyl 1-oxa-5-thiaspiro[2.5]octane-2-carboxylate 5,5-dioxide

CAS 1488907-76-1C₈H₁₂O₅S

Ethyl 1-oxa-5-thiaspiro[2.4]heptane-2-carboxylate 5,5-dioxide

CAS 1494137-59-5C₈H₁₂O₅S

Methyl 2-methyl-1-oxa-5-thiaspiro[2.4]heptane-2-carboxylate 5,5-dioxide

CAS 1504028-33-4C₈H₁₂O₅S

Methyl 6,6-dioxo-1-oxa-6lambda6-thiaspiro[2.5]octane-2-carboxylate

CAS 1482562-72-0C₈H₁₂O₅S

Phenol, 2-methoxy-, methanesulfonate

CAS 98910-57-7C₈H₁₂O₅S

Methyl 4-methyl-5,5-dioxo-1-oxa-5lambda6-thiaspiro[2.4]heptane-2-carboxylate

CAS 1882749-71-4C₈H₁₂O₅S

rac-(3aR,6aR)-3a-(hydroxymethyl)-6a-methyl-hexahydro-5lambda6-thieno[3,4-c]furan-1,5,5-trione, cis

CAS 2679949-48-3C₈H₁₂O₅S

Acetic acid (1R,4R)-4-methanesulfonyloxy-cyclopent-2-enyl ester

CAS 177566-46-0C₈H₁₂O₅S

rac-(3aR,7aR)-2,2-dioxo-hexahydro-1H-2lambda6-thieno[3,4-c]pyran-7a-carboxylic acid

CAS 2832888-53-4C₈H₁₂O₅S

Methyl (2R,4R)-2-ethoxy-4-oxo-2,3-dihydro-1,4-oxathiine-6-carboxylate

CAS 193743-79-2C₈H₁₂O₅S

Methyl 3-(1,1-dioxo-1lambda6-thiolan-3-yl)-3-oxopropanoate

CAS 1890100-90-9C₈H₁₂O₅S

(5R)-5-[(1R)-2-(Ethylsulfanyl)-1-hydroxyethyl]-3,4-dihydroxy-2,5-dihydrofuran-2-one

CAS 2059910-33-5C₈H₁₂O₅S

5-[2-(Ethylsulfanyl)-1-hydroxyethyl]-3,4-dihydroxy-2,5-dihydrofuran-2-one

CAS 2138152-27-7C₈H₁₂O₅S

Methyl 6-hydroxy-2-thiaspiro[3.3]heptane-6-carboxylate 2,2-dioxide

CAS 2302769-98-6C₈H₁₂O₅S

1-(3-Hydroxy-1,1-dioxo-1lambda6-thiolan-3-yl)cyclopropane-1-carboxylic acid

CAS 2172596-00-6C₈H₁₂O₅S

2-(2,2-Dimethyl-1,1-dioxo-1lambda6-thiolan-3-yl)-2-oxoacetic acid

CAS 2229538-49-0C₈H₁₂O₅S

Methyl 5-methanesulfonyl-1-oxaspiro[2.3]hexane-2-carboxylate

CAS 2138203-28-6C₈H₁₂O₅S

1-(2-Methanesulfonylethyl)-3-oxocyclobutane-1-carboxylic acid

CAS 2152889-20-6C₈H₁₂O₅S

4-(2-Methanesulfonylethyl)oxane-2,6-dione

CAS 2229078-78-6C₈H₁₂O₅S

1,4,7-Trioxa-10-thiacyclododecane-8,12-dione

CAS 63689-62-3C₈H₁₂O₅S

Frequently asked questions

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What is the molar mass of C8H12O5S?

The molar mass of C8H12O5S is 220.24 g/mol, calculated from standard atomic weights for 8 carbon atoms, 12 hydrogen atoms, 5 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 220.0405 Da.

How many compounds have the formula C8H12O5S?

CompoundList lists 22 compounds with the molecular formula C8H12O5S, including (1r,4r)-1-(Methanesulfonylmethyl)-2-oxabicyclo[2.1.1]hexane-4-carboxylic acid, Ethyl 4-oxotetrahydro-2H-thiopyran-3-carboxylate 1,1-dioxide, Methyl 1-oxa-5-thiaspiro[2.5]octane-2-carboxylate 5,5-dioxide. 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 C8H12O5S?

C8H12O5S 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.