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TROPYLIUM TETRAFLUOROBORATE

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TROPYLIUM TETRAFLUOROBORATE Basic information

Product Name:
TROPYLIUM TETRAFLUOROBORATE
Synonyms:
  • TROPYLIUM FLUOBORATE
  • TROPYLIUM TETRAFLUOROBORATE
  • cycloheptatrienylium,tetrafluoroborate(1-)
  • Tropyliumtetrafluoroborate,97%
  • Cycloheptatrienylium tetrafluoroborate.
  • Tropylium tetrafluoroborate 95%
  • Tropyliumtetrafluoroborate95%
  • Cyclohepta-2,4,6-trienylium tetrafluoroborate 95%
CAS:
27081-10-3
MF:
C7H7BF4
MW:
177.94
EINECS:
248-214-5
Product Categories:
  • Carbenium Salts
  • Building Blocks
  • B (Classes of Boron Compounds)
  • Tetrafluoroborates
  • Chemical Synthesis
  • Organic Building Blocks
Mol File:
27081-10-3.mol
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TROPYLIUM TETRAFLUOROBORATE Chemical Properties

Melting point:
~240 °C (dec.)(lit.)
storage temp. 
Keep Cold
solubility 
Soluble in hot methanol.
Sensitive 
Moisture Sensitive
BRN 
3574512
CAS DataBase Reference
27081-10-3(CAS DataBase Reference)
EPA Substance Registry System
Cycloheptatrienylium, tetrafluoroborate(1-) (27081-10-3)
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Safety Information

Hazard Codes 
Xi,C
Risk Statements 
37/38-34
Safety Statements 
22-28-45-36/37/39-26
RIDADR 
UN 3261 8/PG 2
WGK Germany 
3
10-21
Hazard Note 
Irritant/Keep Cold/Moisture Sensitive
TSCA 
Yes
HazardClass 
8
PackingGroup 
III
HS Code 
29029090

MSDS

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TROPYLIUM TETRAFLUOROBORATE Usage And Synthesis

Chemical Properties

off-white to beige powder

Uses

Reactant or reagent involved in:• ;Retro-Buchner reactions for synthesis of arylcyclopropanes1• ;Desymmetrization for access to homocalystegine analogs2 or aminocycloheptitols3• ;α-Cyanation of imines4• ;Stereoselective α-alkylation of aldehydes with stable carbocations5• ;Oxidative C-H activation of aliphatic aldehydes6• ;Electrochemical Redox transformations7

TROPYLIUM TETRAFLUOROBORATESupplier

J & K SCIENTIFIC LTD.
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010-82848833- ;010-82848833-
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Meryer (Shanghai) Chemical Technology Co., Ltd.
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Alfa Aesar
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400-610-6006; 021-67582000
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TCI (Shanghai) Development Co., Ltd.
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021-67121386 / 800-988-0390
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Sales-CN@TCIchemicals.com
Energy Chemical
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021-58432009-
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sales8178@energy-chemical.com