Molecular formula

C₈H₉FN₂O₄S

20 compounds have this formula on CompoundList.

Molar mass: 248.23g/mol
Monoisotopic mass: 251.0241Da
Atoms: 25
Elements: 6
Rings plus double bonds: 5

The formula C8H9FN2O4S describes a molecule made of 8 carbon atoms, 9 hydrogen atoms, 1 fluorine atom, 2 nitrogen atoms, 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 × 838.71%
12.011 × 8 = 96.088 g/mol
H Hydrogen × 93.65%
1.008 × 9 = 9.072 g/mol
F Fluorine × 17.65%
18.998 × 1 = 18.998 g/mol
N Nitrogen × 211.29%
14.007 × 2 = 28.014 g/mol
O Oxygen × 425.78%
15.999 × 4 = 63.996 g/mol
S Sulfur × 112.92%
32.06 × 1 = 32.060 g/mol

Look up another formula

Compounds with the formula C8H9FN2O4S

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

Showing 1 to 20 of 20 compounds

1-((2R,5S)-2-(Hydroxymethyl-1,3-oxathiolan-5-yl)-5-fluoropyrimidine-2,4(1H,3H)-dione

CAS 145986-11-4C₈H₉FN₂O₄S

2',3'-Dideoxy-5-fluoro-3'-thiauridine

CAS 143790-05-0C₈H₉FN₂O₄S

2,4(1H,3H)-Pyrimidinedione, 5-fluoro-1-(2-(hydroxymethyl)-1,3-oxathiolan-5-yl)-, (2R-trans)-

CAS 145986-12-5C₈H₉FN₂O₄S

1-(2'-Tetrahydrothienyl)-5 fluorouracil-1-'1'-dioxide

CAS 81486-02-4C₈H₉FN₂O₄S

Oxathiolan, 5FU-(-)-alpha

CAS 149819-47-6C₈H₉FN₂O₄S

N-(5-Fluoro-2-nitrophenyl)-N-methylmethanesulfonamide

CAS 475279-45-9C₈H₉FN₂O₄S

4-Fluoro-N,N-dimethyl-3-nitrobenzene-1-sulfonamide

CAS 61324-91-2C₈H₉FN₂O₄S

cis 5-Fluoro-1-[2-(hydroxymethyl)-1,3-oxathiolan-5-yl]-2,4(1H,3H)-pyrimidinedione-13C,15N2

CAS 1217728-33-0C₈H₉FN₂O₄S

2-[(2-Fluoro-4-sulfamoylphenyl)amino]acetic acid

CAS 1343948-45-7C₈H₉FN₂O₄S

N-(4-Fluoro-3-nitrophenyl)ethanesulfonamide

CAS 143701-85-3C₈H₉FN₂O₄S

N-Ethyl-4-fluoro-3-nitrobenzene-1-sulfonamide

CAS 1094654-08-6C₈H₉FN₂O₄S

N-Ethyl-3-fluoro-4-nitrobenzene-1-sulfonamide

CAS 1552577-78-2C₈H₉FN₂O₄S

N-Ethyl-4-fluoro-2-nitrobenzene-1-sulfonamide

CAS 1094523-61-1C₈H₉FN₂O₄S

N-Ethyl-2-fluoro-5-nitrobenzenesulfonamide

CAS 1094858-93-1C₈H₉FN₂O₄S

2-Fluoro-N,N-dimethyl-5-nitrobenzenesulfonamide

CAS 1378617-64-1C₈H₉FN₂O₄S

N-Ethyl-2-fluoro-4-nitrobenzene-1-sulfonamide

CAS 1248300-85-7C₈H₉FN₂O₄S

Ethyl 2-fluoro-2-pyrimidin-2-ylsulfonylacetate

CAS 1160968-12-6C₈H₉FN₂O₄S

N-Ethyl-5-fluoro-2-nitrobenzene-1-sulfonamide

CAS 1879750-35-2C₈H₉FN₂O₄S

N-Ethyl-3-fluoro-5-nitrobenzene-1-sulfonamide

CAS 1871574-42-3C₈H₉FN₂O₄S

N-Ethyl-2-fluoro-6-nitrobenzene-1-sulfonamide

CAS 1873555-66-8C₈H₉FN₂O₄S

Frequently asked questions

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What is the molar mass of C8H9FN2O4S?

The molar mass of C8H9FN2O4S is 248.23 g/mol, calculated from standard atomic weights for 8 carbon atoms, 9 hydrogen atoms, 1 fluorine atom, 2 nitrogen atoms, 4 oxygen atoms and 1 sulfur atom. The monoisotopic mass is 251.0241 Da.

How many compounds have the formula C8H9FN2O4S?

CompoundList lists 20 compounds with the molecular formula C8H9FN2O4S, including 1-((2R,5S)-2-(Hydroxymethyl-1,3-oxathiolan-5-yl)-5-fluoropyrimidine-2,4(1H,3H)-dione, 2',3'-Dideoxy-5-fluoro-3'-thiauridine, 2,4(1H,3H)-Pyrimidinedione, 5-fluoro-1-(2-(hydroxymethyl)-1,3-oxathiolan-5-yl)-, (2R-trans)-. 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 C8H9FN2O4S?

C8H9FN2O4S has a degree of unsaturation of 5. 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.