Boron trifluoride

CAS Registry Number®

7637-07-2

CAS Name

Boron trifluoride

Molecular Formula

BF3

Molecular Mass

67.81

Cite this Page

Boron trifluoride.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/ChemicalDetail.aspx?ref=7637-07-2 (retrieved 2025-07-18) (CAS RN: 7637-07-2).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Boiling Point (1)

    -99.9 °C

  • Melting Point (1)

    -126.8 °C

Source(s)

  • (1) Hazardous Substances Data Bank data were obtained from the National Library of Medicine (US)

Other Names and Identifiers

InChI

InChI=1S/BF3/c2-1(3)4

InChIKey

InChIKey=WTEOIRVLGSZEPR-UHFFFAOYSA-N

SMILES

B(F)(F)F

Canonical SMILES

FB(F)F

Other Names for this Substance

  • Borane, trifluoro-
  • Boron fluoride (BF3)
  • Trifluoroborane
  • Boron fluoride
  • Boron trifluoride

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Deleted or Replaced CAS Registry Numbers

109704-87-2, 372-85-0, 155123-44-7