Molecular formula

C₁₂H₈N₂O₃S

31 compounds have this formula on CompoundList.

Molar mass: 260.27g/mol
Monoisotopic mass: 260.0256Da
Atoms: 26
Elements: 5
Rings plus double bonds: 10

The formula C12H8N2O3S describes a molecule made of 12 carbon atoms, 8 hydrogen atoms, 2 nitrogen atoms, 3 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 × 1255.38%
12.011 × 12 = 144.132 g/mol
H Hydrogen × 83.10%
1.008 × 8 = 8.064 g/mol
N Nitrogen × 210.76%
14.007 × 2 = 28.014 g/mol
O Oxygen × 318.44%
15.999 × 3 = 47.997 g/mol
S Sulfur × 112.32%
32.06 × 1 = 32.060 g/mol

Look up another formula

Compounds with the formula C12H8N2O3S

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

Showing 1 to 31 of 31 compounds

2-(Benzofuro[3,2-d]pyrimidin-4-ylthio)acetic acid

CAS 304861-66-3C₁₂H₈N₂O₃S

Methyl 4-oxo-[1,3]thiazino[3,2-a]benzimidazole-2-carboxylate

CAS 68470-82-6C₁₂H₈N₂O₃S

Methyl 2-oxo-2H-pyrimido[2,1-b][1,3]benzothiazole-4-carboxylate

CAS 50290-39-6C₁₂H₈N₂O₃S

3-Methyl-6-(thiophen-2-yl)-[1,2]oxazolo[5,4-b]pyridine-4-carboxylic acid

CAS 923881-51-0C₁₂H₈N₂O₃S

5-Nitro-2-(2-pyridylthio)benzaldehyde

CAS 175278-54-3C₁₂H₈N₂O₃S

Spiro(4H-1-benzothiopyran-4,2'-oxirane)-3',3'-dicarbonitrile, 2,3-dihydro-, 1,1-dioxide

CAS 31273-51-5C₁₂H₈N₂O₃S

3-Hydroxy-7-phenyl-1H-thieno[3,2-d]pyrimidine-2,4-dione

CAS 824983-83-7C₁₂H₈N₂O₃S

1-Hydroxy-4-oxido-3-thiophen-2-ylquinoxalin-4-ium-2-one

CAS 381697-94-5C₁₂H₈N₂O₃S

3-(2-Aminothiazol-4-yl)-7-hydroxy-2H-chromen-2-one

CAS 119385-97-6C₁₂H₈N₂O₃S

2-(3-Cyano-4-hydroxyphenyl)-4-methylthiazole-5-carboxylic acid

CAS 407582-48-3C₁₂H₈N₂O₃S

Methyl 4-oxopyrimido[2,1-b][1,3]benzothiazole-2-carboxylate

CAS 58099-49-3C₁₂H₈N₂O₃S

Methyl 4-oxo-4H-pyrido[1,2-a]thieno[2,3-d]pyrimidine-2-carboxylate

CAS 1086386-53-9C₁₂H₈N₂O₃S

Benzenesulfenamide, 4-nitro-N-(4-oxo-2,5-cyclohexadien-1-ylidene)-

CAS 84452-55-1C₁₂H₈N₂O₃S

4-Hydroxy-2-(thiophen-2-yl)-1H-benzo[d]imidazole-7-carboxylic acid

CAS 1207429-43-3C₁₂H₈N₂O₃S

1,2-Benzisothiazol-3(2H)-one, 2-(2-pyridinyl)-, 1,1-dioxide

CAS 51263-34-4C₁₂H₈N₂O₃S

2-(5-Methoxythiazol-2-yl)isoindoline-1,3-dione

CAS 1698909-35-1C₁₂H₈N₂O₃S

7-Methyl-4-oxo-4H-pyrido[1,2-a]thieno[2,3-d]pyrimidine-2-carboxylic acid

CAS 1018571-51-1C₁₂H₈N₂O₃S

4-(2-Nitrophenyl)sulfanyliminocyclohexa-2,5-dien-1-one

CAS 73276-69-4C₁₂H₈N₂O₃S

1,10-Phenanthroline-5-sulfonic acid

CAS 33388-36-2C₁₂H₈N₂O₃S

5-[(3-Methyl-1,2-benzoxazol-5-yl)methylidene]-1,3-thiazolidine-2,4-dione

CAS 648449-82-5C₁₂H₈N₂O₃S

2-(Benzo[d]isoxazol-3-yl)-4-methylthiazole-5-carboxylic acid

CAS 1407714-47-9C₁₂H₈N₂O₃S

Methyl 3-cyano-2-hydroxy-6-(thiophen-2-yl)pyridine-4-carboxylate

CAS 925004-13-3C₁₂H₈N₂O₃S

2-(5-Methylthiophen-2-yl)-5-nitro-1,3-benzoxazole

CAS 51299-41-3C₁₂H₈N₂O₃S

2-(4-Cyanophenyl)-4-(hydroxymethyl)-1,3-thiazole-5-carboxylic acid

CAS 648882-61-5C₁₂H₈N₂O₃S

Frequently asked questions

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What is the molar mass of C12H8N2O3S?

The molar mass of C12H8N2O3S is 260.27 g/mol, calculated from standard atomic weights for 12 carbon atoms, 8 hydrogen atoms, 2 nitrogen atoms, 3 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 260.0256 Da.

How many compounds have the formula C12H8N2O3S?

CompoundList lists 31 compounds with the molecular formula C12H8N2O3S, including 2-(Benzofuro[3,2-d]pyrimidin-4-ylthio)acetic acid, Methyl 4-oxo-[1,3]thiazino[3,2-a]benzimidazole-2-carboxylate, Methyl 2-oxo-2H-pyrimido[2,1-b][1,3]benzothiazole-4-carboxylate. 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 C12H8N2O3S?

C12H8N2O3S has a degree of unsaturation of 10. 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.