Fluorine

CAS Registry Number®

7782-41-4

CAS Name

Fluorine

Molecular Formula

F2

Molecular Mass

38.00

Cite this Page

Fluorine.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=7782-41-4 (retrieved 2025-07-14) (CAS RN: 7782-41-4).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    -188.13 °C

  • Melting Point (1)

    -219.61 °C

  • Density (2)

    2.01 g/cm³

Source(s)

Other Names and Identifiers

InChI

InChI=1S/F2/c1-2

InChIKey

InChIKey=PXGOKWXKJXAPGV-UHFFFAOYSA-N

SMILES

FF

Canonical SMILES

FF

Other Names for this Substance

  • Fluorine
  • Fluorine-19
  • Difluorine
  • Diatomic fluorine
  • Molecular fluorine

View All

Deleted or Replaced CAS Registry Numbers

28077-97-6, 719993-31-4

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