Product

TROPYLIUM TETRAFLUOROBORATE

CAS No.：27081-10-3

Other grades of this product :

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

TROPYLIUM TETRAFLUOROBORATE Chemical Properties

Melting point	~240 °C (dec.)(lit.)
storage temp.	Keep Cold
solubility	Soluble in hot methanol.
form	powder to crystal
color	White to Light yellow to Light orange
Sensitive	Moisture Sensitive
BRN	3574512
CAS DataBase Reference	27081-10-3(CAS DataBase Reference)
EPA Substance Registry System	Cycloheptatrienylium, tetrafluoroborate(1-) (27081-10-3)

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
F	10-21
Hazard Note	Irritant/Keep Cold/Moisture Sensitive
TSCA	Yes
HazardClass	8
PackingGroup	III
HS Code	29029090

MSDS Information

Provider	Language
ACROS	English
SigmaAldrich	English
ALFA	English

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
Uses	Tropylium Tetrafluoroborate (CAS# 27081-10-3) can be used as an electrolytic solution for electrochemical devices, as well as for protective coatings for selenium electrophotographic plates.
Uses	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

TROPYLIUM TETRAFLUOROBORATE Preparation Products And Raw materials

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