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463086

Sigma-Aldrich

Boron trifluoride

electronic grade, ≥99.99%

Synonym(s):

Boron fluoride, Boron trifluoride, Trifluoroborane, Trifluoroboron

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About This Item

Empirical Formula (Hill Notation):
BF3
CAS Number:
7637-07-2
Molecular Weight:
67.81
EC Number:
231-569-5
MDL number:
MFCD00011316
UNSPSC Code:
12352103
PubChem Substance ID:
24869892
NACRES:
NA.23

grade

electronic grade

vapor density

2.38 (21 °C, vs air)

Assay

≥99.99%

form

gas

reaction suitability

core: boron
reagent type: catalyst

impurities

<10 ppm Carbon dioxide (CO2)
<10 ppm Nitrogen(N2) + oxygen (O2)
<10 ppm Other Sulfates
<10 ppm Sulfur dioxide (SO2)
<50 ppm Silicon tetrafluoride (SiF4)

bp

−100 °C (lit.)

mp

−127 °C (lit.)

transition temp

critical temperature −12.3 °C

SMILES string

FB(F)F

InChI

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

InChI key

WTEOIRVLGSZEPR-UHFFFAOYSA-N

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General description

Atomic number of base material: 5 Boron

Application

Employed recently in a study of conductivity enhancement of CaF2 by grain boundary activation with Lewis acids.

Recommended products

Monel control valve Z261793 is recommended.

Signal Word

Danger

Hazard Statements

H280,H314,H330

Hazard Classifications

Acute Tox. 2 Inhalation - Eye Dam. 1 - Press. Gas Compr. Gas - Skin Corr. 1A

Supplementary Hazards

EUH014

Storage Class Code

2A - Gases

WGK

WGK 1

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
MKCN7642
MKCN7641
MKCN5215
MKCL3406
MKCK6679

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Solid State Ionics, 86-88, 581-581 (1996)
T Mizuno et al.
The Journal of chemical physics, 136(7), 074305-074305 (2012-03-01)
Recoil frame photoelectron angular distributions (RFPADs) of BF(3) molecules are presented over the energy region of the shape resonance in the F 1s continuum. Time-dependent density functional theory calculations are also given to understand the shape resonance dynamics. The RFPADs
The influence of the acidity of ionic liquids on catalysis.
Xinjiang Cui et al.
ChemSusChem, 3(9), 1043-1047 (2010-08-18)
Ramanathan Rajaganesh et al.
Carbohydrate research, 345(12), 1649-1657 (2010-06-29)
BF(3).Et(2)O-catalysed O-glycosylation of 1,2,3-tri-O-acetyl-4,6-O-butylidene- and ethylidene-beta-d-glucopyranose with different aliphatic and aromatic alcohols proceeds for the most part with complete retention of anomeric configuration. Antioxidant activity of O-glycosides shows significant inhibition (IC(50) approximately 77%). 1,3-Dipolar cycloaddition of terminal alkyne derivatives of
G K Surya Prakash et al.
The Journal of organic chemistry, 74(22), 8659-8668 (2009-10-30)
BF(3)-monohydrate is found to be an efficient and strong acid catalyst as well as an effective protosolvating medium suitable for the hydroxyalkylation of arenes with aromatic aldehydes. This reaction has been extended to aromatic dialdehydes, such as terephthalic dicarboxaldehyde and
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