Molecular formula

C₉H₉NO₄S

120 compounds have this formula on CompoundList.

Molar mass: 227.23g/mol
Monoisotopic mass: 227.0252Da
Atoms: 24
Elements: 5
Rings plus double bonds: 6

The formula C9H9NO4S describes a molecule made of 9 carbon atoms, 9 hydrogen atoms, 1 nitrogen atom, 4 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 × 947.57%
12.011 × 9 = 108.099 g/mol
H Hydrogen × 93.99%
1.008 × 9 = 9.072 g/mol
N Nitrogen × 16.16%
14.007 × 1 = 14.007 g/mol
O Oxygen × 428.16%
15.999 × 4 = 63.996 g/mol
S Sulfur × 114.11%
32.06 × 1 = 32.060 g/mol

Look up another formula

Compounds with the formula C9H9NO4S

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

Showing 101 to 120 of 120 compounds

1-(5-Nitrothiophen-2-yl)cyclobutane-1-carboxylic acid

CAS 2229360-20-5C₉H₉NO₄S

1-[(5-Nitrothiophen-2-yl)methyl]cyclopropane-1-carboxylic acid

CAS 2229168-53-8C₉H₉NO₄S

2-[1-(5-Nitrothiophen-2-yl)cyclopropyl]acetic acid

CAS 2229537-11-3C₉H₉NO₄S

Methyl 5-(2-oxo-1,3-oxazolidin-4-yl)thiophene-2-carboxylate

CAS 2229328-85-0C₉H₉NO₄S

Methyl 3-(2-oxo-1,3-oxazolidin-5-yl)thiophene-2-carboxylate

CAS 2229376-61-6C₉H₉NO₄S

Methyl 5-(2-oxo-1,3-oxazolidin-5-yl)thiophene-2-carboxylate

CAS 2228641-80-1C₉H₉NO₄S

Methyl 3-(2-oxo-1,3-oxazolidin-4-yl)thiophene-2-carboxylate

CAS 2229105-49-9C₉H₉NO₄S

1-Oxo-3,4-dihydro-1H-2-benzopyran-7-sulfonamide

CAS 2580184-50-3C₉H₉NO₄S

6-(Cyclopropanesulfonyl)pyridine-3-carboxylic acid

CAS 2680809-51-0C₉H₉NO₄S

4-{[(Prop-2-en-1-yloxy)carbonyl]amino}thiophene-2-carboxylic acid

CAS 2680718-92-5C₉H₉NO₄S

4-{[(Prop-2-en-1-yloxy)carbonyl]amino}thiophene-3-carboxylic acid

CAS 2680793-67-1C₉H₉NO₄S

3-{[(Prop-2-en-1-yloxy)carbonyl]amino}thiophene-2-carboxylic acid

CAS 2680744-80-1C₉H₉NO₄S

5-{[(Prop-2-en-1-yloxy)carbonyl]amino}thiophene-3-carboxylic acid

CAS 2680768-31-2C₉H₉NO₄S

2-{[(Prop-2-en-1-yloxy)carbonyl]amino}thiophene-3-carboxylic acid

CAS 2680810-71-1C₉H₉NO₄S

3-[2-(Methoxymethyl)-1,3-thiazol-4-yl]oxolane-2,5-dione

CAS 2229312-69-8C₉H₉NO₄S

1-Methyl-1,3-dihydrobenzo[c]isothiazole-6-carboxylic acid 2,2-dioxide

CAS 2866498-37-3C₉H₉NO₄S

3,4-Dihydro-2H-benzo[E][1,2]thiazine-7-carboxylic acid 1,1-dioxide

CAS 3069003-82-0C₉H₉NO₄S

4-Oxo-3,4-dihydro-2H-1-benzopyran-7-sulfonamide

CAS 1273649-87-8C₉H₉NO₄S

6-Hydroxy-1-methylindole-2-sulfonic acid

CAS 2271443-87-7C₉H₉NO₄S

(5S,6R)-6-Acetyl-3-methyl-7-oxo-4-thia-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid

CAS 784999-23-1C₉H₉NO₄S

Frequently asked questions

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What is the molar mass of C9H9NO4S?

The molar mass of C9H9NO4S is 227.23 g/mol, calculated from standard atomic weights for 9 carbon atoms, 9 hydrogen atoms, 1 nitrogen atom, 4 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 227.0252 Da.

How many compounds have the formula C9H9NO4S?

CompoundList lists 120 compounds with the molecular formula C9H9NO4S, including 1-(5-Nitrothiophen-2-yl)cyclobutane-1-carboxylic acid, 1-[(5-Nitrothiophen-2-yl)methyl]cyclopropane-1-carboxylic acid, 2-[1-(5-Nitrothiophen-2-yl)cyclopropyl]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 C9H9NO4S?

C9H9NO4S has a degree of unsaturation of 6. 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.