Product

2-Bromo-1-ethylpyridinium tetrafluoroborate

CAS No.：878-23-9

Other grades of this product :

2-Bromo-1-ethylpyridinium tetrafluoroborate Basic information

Product Name:	2-Bromo-1-ethylpyridinium tetrafluoroborate
Synonyms:	bromoethylpyridiniumtetrafluoroborate;2-bromo-1-ethylpyridin-1-ium tetrafluoroborate;BEP TETRAFLUOROBORATE;2-BROMO-1-ETHYLPYRIDINIUM TETRAFLUOROBORATE;BEPyBr;2-BROMO-1-ETHYLPYRIDINIUM TETRAFLUOROBORATE (BEP);2-Bromo-1-ethylpyridinium tetrafluoroborate 98%;2-Bromo-1-ethylpyridiniumtetrafluoroborate98%
CAS:	878-23-9
MF:	C7H9BBrF4N
MW:	273.86
EINECS:	212-900-2
Product Categories:	B (Classes of Boron Compounds);Condensation & Active Esterification;Pyridinium Compounds;Synthetic Organic Chemistry;Tetrafluoroborates
Mol File:	878-23-9.mol

2-Bromo-1-ethylpyridinium tetrafluoroborate Chemical Properties

Melting point	103-107 °C
storage temp.	under inert gas (nitrogen or Argon) at 2-8°C
form	Crystalline Powder
color	White
Water Solubility	very faint turbidity
BRN	4059265
CAS DataBase Reference	878-23-9(CAS DataBase Reference)

Safety Information

Hazard Codes	Xi
Risk Statements	20/21/22-36/37/38
Safety Statements	22-24/25-36/37/39-26
RIDADR	1759
WGK Germany	3
F	9-21
Hazard Note	Irritant
HazardClass	8
PackingGroup	III
HS Code	29333990

MSDS Information

Provider	Language
SigmaAldrich	English

2-Bromo-1-ethylpyridinium tetrafluoroborate Usage And Synthesis

Uses	2-Bromo-1-ethylpyridinium Tetrafluoroborate is a carboxyl activation and coupling reagent for peptide synthesis.
Uses	2-Bromo-1-ethyl-pyridinium tetrafluoroborate can be used as a coupling reagent for: The synthesis of N-methylated peptides in solution and solid phase. The synthesis of cyclosporin A fragment and dolastatin 15 pentapeptide moiety.
General Description	2-Bromo-1-ethyl-pyridinium tetrafluoroborate is a coupling reagent employed in the synthesis of amides and esters through amidation and esterification reactions, respectively. It is generally prepared by the reaction of triethyloxonium tetrafluoroborate with 2?bromo pyridine.

2-Bromo-1-ethylpyridinium tetrafluoroborate Preparation Products And Raw materials

Raw materials

Triethyloxonium tetrafluoroborate-->2-Bromopyridine

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