Molecular formula

C₁₃H₉F₂NO₄

21 compounds have this formula on CompoundList.

Molar mass: 281.21g/mol
Monoisotopic mass: 281.0500Da
Atoms: 29
Elements: 5
Rings plus double bonds: 9

The formula C13H9F2NO4 describes a molecule made of 13 carbon atoms, 9 hydrogen atoms, 2 fluorine atoms, 1 nitrogen atom and 4 oxygen atoms. 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 × 1355.52%
12.011 × 13 = 156.143 g/mol
H Hydrogen × 93.23%
1.008 × 9 = 9.072 g/mol
F Fluorine × 213.51%
18.998 × 2 = 37.996 g/mol
N Nitrogen × 14.98%
14.007 × 1 = 14.007 g/mol
O Oxygen × 422.76%
15.999 × 4 = 63.996 g/mol

Look up another formula

Compounds with the formula C13H9F2NO4

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

Showing 1 to 21 of 21 compounds

8,9-Difluoro-3-methyl-6-oxo-2,3-dihydro-6H-1-oxa-3a-aza-phenalene-5-carboxylic acid

CAS 82419-35-0C₁₃H₉F₂NO₄

Levofloxacin q-acid

CAS 100986-89-8C₁₃H₉F₂NO₄

1-Cyclopropyl-6,7-difluoro-8-hydroxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid

CAS 154093-72-8C₁₃H₉F₂NO₄

1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 3,3-difluorocyclobutane-1-carboxylate

CAS 2248328-40-5C₁₃H₉F₂NO₄

Ofloxacin Q acid, (R)-

CAS 110548-07-7C₁₃H₉F₂NO₄

N-(3,4-Difluorophenyl)-5-methoxy-4-oxo-4H-pyran-2-carboxamide

CAS 1040639-79-9C₁₃H₉F₂NO₄

[4-(2,4-Difluorophenoxy)-3-nitrophenyl]methanol

CAS 338960-82-0C₁₃H₉F₂NO₄

(Z)-2,6-Difluoro-4-((2-methyl-5-oxooxazol-4(5H)-ylidene)methyl)phenyl acetate

CAS 1332478-75-7C₁₃H₉F₂NO₄

[2,6-Difluoro-4-[(2-methyl-5-oxo-1,3-oxazol-4-ylidene)methyl]phenyl] acetate

CAS 2762867-81-0C₁₃H₉F₂NO₄

9,10-Difluoro-2,3-dihydro-2-methyl-7-oxo-7H-pyrido[1,2,3-de]-1,4-benzoxazine-6-carboxylic acid

CAS 107358-77-0C₁₃H₉F₂NO₄

1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2,2-difluoro-1-methylcyclopropane-1-carboxylate

CAS 2248300-64-1C₁₃H₉F₂NO₄

(S)-9,10-Difluoro-2-methyl-7-oxo-2,3-dihydro-7H-[1,4]oxazino[2,3,4-ij]quinoline-6-carboxylic acid

CAS 129798-65-8C₁₃H₉F₂NO₄

Dimethyl 6,7-difluoroquinoline-2,4-dicarboxylate

CAS 1799762-68-7C₁₃H₉F₂NO₄

Dimethyl 5,7-difluoroquinoline-2,4-dicarboxylate

CAS 1799763-14-6C₁₃H₉F₂NO₄

1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2,2-difluorocyclobutane-1-carboxylate

CAS 2248345-74-4C₁₃H₉F₂NO₄

1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2,2-difluoropent-4-enoate

CAS 2248305-23-7C₁₃H₉F₂NO₄

rac-1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl (1R,2R)-2-(difluoromethyl)cyclopropane-1-carboxylate

CAS 2248409-94-9C₁₃H₉F₂NO₄

1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-(2,2-difluorocyclopropyl)acetate

CAS 2248305-01-1C₁₃H₉F₂NO₄

1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl 2-cyclopropyl-2,2-difluoroacetate

CAS 2248395-86-8C₁₃H₉F₂NO₄

[2,6-Difluoro-4-[(E)-(2-methyl-5-oxo-1,3-oxazol-4-ylidene)methyl]phenyl] acetate

C₁₃H₉F₂NO₄

rac-1,3-Dioxo-2,3-dihydro-1H-isoindol-2-yl (1R,3S)-2,2-difluoro-3-methylcyclopropane-1-carboxylate

CAS 2248329-20-4C₁₃H₉F₂NO₄

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What is the molar mass of C13H9F2NO4?

The molar mass of C13H9F2NO4 is 281.21 g/mol, calculated from standard atomic weights for 13 carbon atoms, 9 hydrogen atoms, 2 fluorine atoms, 1 nitrogen atom and 4 oxygen atoms. The monoisotopic mass is 281.0500 Da.

How many compounds have the formula C13H9F2NO4?

CompoundList lists 21 compounds with the molecular formula C13H9F2NO4, including 8,9-Difluoro-3-methyl-6-oxo-2,3-dihydro-6H-1-oxa-3a-aza-phenalene-5-carboxylic acid, Levofloxacin q-acid, 1-Cyclopropyl-6,7-difluoro-8-hydroxy-4-oxo-1,4-dihydroquinoline-3-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 C13H9F2NO4?

C13H9F2NO4 has a degree of unsaturation of 9. 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.