Chemical Structures Starting with the Letter F

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Fenestrane

This is the chemical structure of fenestrane.
This is the chemical structure of fenestrane. Todd Helmenstine

Browse structures of molecules and ions that have names beginning with the letter F.

The molecular formula for fenestrane, also known as broken windowpane, is C8H12.

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Flavonol Chemical Structure

This is the chemical structure of flavonol.
This is the chemical structure of flavonol. Todd Helmenstine

This is the chemical structure of flavonol.

Molecular Formula: C15H10O3

Molecular Mass: 238.24 Daltons

Systematic Name: 3-Hydroxy-2-phenyl-4H-chromen-4-one

Other Names: 3-Hydroxyflavone, flavon-3-ol

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Flavone Chemical Structure

This is the chemical structure of flavone.
This is the chemical structure of flavone. Todd Helmenstine

The molecular formula for flavone is C15H10O2.

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Flunitrazepam or Rohypnol

Flunitrazepam is a benzodiazepine derivative marketed by Roche under the trade name Rohypnol.
Flunitrazepam is a benzodiazepine derivative marketed by Roche under the trade name Rohypnol. It is sometimes known as the date rape drug or by the street name of roofies. Ben Mills
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Vitamin M (Folic Acid)

Vitamin M (Folic Acid)
Vitamin M (Folic Acid). Todd Helmenstine
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Formaldehyde

Formaldehyde (IUPAC name methanal) is a chemical compound that is the simplest aldehyde.
Formaldehyde (IUPAC name methanal) is a chemical compound that is the simplest aldehyde. Ben Mills

The formula of formaldehyde is H2CO.

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Formic Acid

This is the chemical structure of formic acid.
This is the chemical structure of formic acid. Todd Helmenstine

The molecular formula for formic acid is CH2O2.

Molecular Mass: 46.03 Daltons

Systematic Name: Formic acid

Other Names: HCOOH, Methanoic acid

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Formosanan Chemical Structure

This is the chemical structure of formosanan.
This is the chemical structure of formosanan. Todd Helmenstine

The molecular formula for formosanan is C18H22N2O.

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Fructose

Fructose is a simple sugar.
The sugar fructose is also known as levulose or (2R,3S,4R,5R)-2,5-bis(hydroxymethyl)oxolane-2,3,4-triol. It is the sweetest naturally-occurring sugar, approximately twice as sweet as table sugar (sucrose). NEUROtiker, wikipedia commons
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Fumarate (2-) Anion Chemical Structure

This is the chemical structure of the fumarate (2-) anion.
This is the chemical structure of the fumarate (2-) anion. Todd Helmenstine

The molecular formula for fumarate (2-) is C4H2O4.

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Furan Chemical Structure

This is the chemical structure of furan.
This is the chemical structure of furan. Todd Helmenstine

The molecular formula for furan is C4H4O.

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Fucitol

Fucitol is a sugar alcohol named from a North Atlantic seaweed named Fucus vesiculosus.
Fucitol is a sugar (fucose) alcohol that derives its name from a North Atlantic seaweed named Fucus vesiculosus. Fucose kinase is abbreviated as fuc-K. There are proteins from the E. coli K-12 gene named Fuc-U and Fuc-R. Cacycle, Wikipedia Commons

The molecular formula of fucitol is C6H14O5.

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Flavonol - 3-Hydroxyflavone

This is the chemical structure of flavonol.
This is the chemical structure of flavonol. Todd Helmenstine

The molecular formula for flavonol is C15H10O3.

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Flunitrazepam - Rohypnol

This is the chemical structure of flunitrazepam.
This is the chemical structure of flunitrazepam. Todd Helmenstine

The molecular formula for flunitrazepam is C16H12FN3O3.

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Farnesol

This is the chemical structure of farnesol.
This is the chemical structure of farnesol. Todd Helmenstine

The molecular formula for farnesol is C15H26O.

Molecular Mass: 222.37 Daltons

Systematic Name: 3,7,11-Trimethyl-2,6,10-dodecatrien-1-ol

Other Names: FCI 119a, farnesyl alcohol, Galactan, Stirrup-H

Crossed Lines in Skeletal Structures - What Do They Mean?

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Ferrocene

This is the chemical structure of ferrocene.
This is the chemical structure of ferrocene. Benjah-bmm/Ben Mills (PD)

The molecular formula for Ferrocene is

The molecular formula for ferrocene is C10H10Fe.

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Fipronil

This is the chemical structure of fipronil.
This is the chemical structure of fipronil. Todd Helmenstine

The molecular formula for fipronil is C12H4Cl2F6N4OS.

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Flunixin

This is the chemical structure of flunixin.
This is the chemical structure of flunixin. Yikrazuul/PD

The molecular formula for flunixin is C14H11F3N2O2.

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Fluoranthene

This is the chemical structure of fluoranthene.
This is the chemical structure of fluoranthene. Inductiveload/PD

The molecular formula for fluoranthene is C16H10.

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Fluorene Chemical Structure

This is the chemical structure of fluorene.
This is the chemical structure of fluorene. Todd Helmenstine

The molecular formula for fluorene is C13H10.

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Fluorenone Chemical Structure

This is the chemical structure of fluorenone.
This is the chemical structure of fluorenone. Edgar181/PD

The molecular formula for fluorenone is C13H8O.

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Fluorescein Chemical Structure

This is the chemical structure of fluorescein.
This is the chemical structure of fluorescein. Charlesy/PD

The molecular formula for fluorescein is C20H12O5.

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Fluorobenzene Chemical Structure

This is the chemical structure of fluorobenzene.
This is the chemical structure of fluorobenzene. Benjah-bmm27/PD

The molecular formula for fluorobenzene is C6H5F.

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Fluoroethylene Chemical Structure

This is the chemical structure of fluoroethylene, or vinyl fluoride.
This is the chemical structure of fluoroethylene, or vinyl fluoride. Todd Helmenstine

The molecular formula for vinyl fluoride is C2H3F.

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Fluoxetine - Prozac Chemical Structure

This is the chemical structure of fluoxetine.
This is the chemical structure of fluoxetine. Harbin/PD

The molecular formula for fluoxetine, also known as Prozac is C17H18F3NO.

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Fonofos Chemical Structure

This is the chemical structure of fonofos.
This is the chemical structure of fonofos. Todd Helmenstine

The molecular formula for fonofos is C10H15OPS2.

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Formaldehyde Chemical Structure

This is the chemical structure of formaldehyde.
This is the chemical structure of formaldehyde. Wereon/PD

The molecular formula for formaldehyde is CH2O.

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Formamide Chemical Structure

This is the chemical structure of formamide.
This is the chemical structure of formamide. Benjah-bmm27/PD

The molecular formula for formamide is CH3NO.

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Formanilide Chemical Structure

This is the chemical structure of formanilide.
This is the chemical structure of formanilide. Todd Helmenstine

The molecular formula for formanilide is C7H7NO.

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Formoterol Chemical Structure

This is the chemical structure of formoterol.
This is the chemical structure of formoterol. Jurgen Martens/PD

The molecular formula for formoterol is C19H24N2O4.

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Fumarate (1-) Anion Chemical Structure

This is the chemical structure of the fumarate (1-) anion.
This is the chemical structure of the fumarate (1-) anion. Todd Helmenstine

The molecular formula for the fumarate (1-) anion is C4H3O4.

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Fumaric Acid Chemical Structure

This is the chemical structure of fumaric acid.
This is the chemical structure of fumaric acid. Ben Mills/PD

The molecular formula for fumaric acid is C4H4O4.

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Furfural Chemical Structure

This is the chemical structure of furfural.
This is the chemical structure of furfural. Rosirinagazo/PD

The molecular formula for furfural is C5H4O2.

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Furfuryl Alcohol Chemical Structure

This is the chemical structure of furfuryl alcohol.
This is the chemical structure of furfuryl alcohol. Kauczuk/PD

The molecular formula for furfuryl alcohol is C5H6O2.

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Furfurylamine Chemical Structure

This is the chemical structure of furfurylamine.
This is the chemical structure of furfurylamine. Ronhjones/PD

The molecular formula for furfurylamine is C5H7NO.

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Furylfuramide Chemical Structure

This is the chemical structure of furylfuramide.
This is the chemical structure of furylfuramide. Edgar181/PD

The molecular formula for furylfuramide is C11H8N2O5.

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Fexofenadine Chemical Structure

This is the chemical structure of fexofenadine.
This is the chemical structure of fexofenadine. Todd Helmenstine

The molecular formula for fexofenadine is C32H39NO4.

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Ball and Stick Ferrocene Molecule

This is a ball and stick representation of the ferrocene molecule.
Sandwich Molecule This is a ball and stick representation of the ferrocene molecule. Todd Helmenstine

The molecular formula of ferrocene is Fe(η5-(C5H5)2).

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Fluoroantimonic Acid

This is the chemical structure of fluoroantimonic acid, the strongest superacid.
Strongest Super Acid This is the two-dimensional chemical structure of fluoroantimonic acid, the strongest superacid. YOSF0113, public domain

The chemical formula for fluorantimonic acid is HSbF6. The acid is formed by mixing hydrogen fluoride and antimony pentafluoride. Fluoroantimonic acid reacts with nearly all solvents and even dissolves glass. It reacts quickly and explosively with water and disastrously with human tissue.

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Fluoroantimonic Acid 3D Model

This is the three-dimensional model of fluoroantimonic acid.
This is the three-dimensional model of fluoroantimonic acid. Ben Mills, public domain