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164623

Tropylium tetrafluoroborate

97%

Synonym(s):

Cycloheptatrienyl tetrafluoroborate, Tropylium fluoroborate

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About This Item

Empirical Formula (Hill Notation):
C7H7BF4
CAS Number:
27081-10-3
Molecular Weight:
177.94
UNSPSC Code:
12352101
NACRES:
NA.22
PubChem Substance ID:
24850091
EC Number:
248-214-5
Beilstein/REAXYS Number:
3574512
MDL number:
MFCD00013402
Assay:
97%
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assay

97%

reaction suitability

reagent type: oxidant

mp

~240 °C (dec.) (lit.)

SMILES string

F[B-](F)(F)F.c1ccc[cH+]cc1

InChI

1S/C7H7.BF4/c1-2-4-6-7-5-3-1;2-1(3,4)5/h1-7H;/q+1;-1

InChI key

SQVQHTIKOZVGLR-UHFFFAOYSA-N

Application

Reactant or reagent involved in:
  • Retro-Buchner reactions for synthesis of arylcyclopropanes
  • Desymmetrization for access to homocalystegine analogs or aminocycloheptitols
  • α-Cyanation of imines
  • Stereoselective α-alkylation of aldehydes with stable carbocations
  • Oxidative C-H activation of aliphatic aldehydes
  • Electrochemical Redox transformations

Pictograms

Corrosion
GHS05

Signal Word

Danger

Hazard Codes

H314

Hazard Classifications

Eye Dam. 1 - Skin Corr. 1B

Storage Class

8A - Combustible corrosive hazardous materials

WGK

WGK 3

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

PPE (personal protective equipment)

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges

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