ChemicalBook > CAS DataBase List > 2-Bromo-1-ethylpyridinium tetrafluoroborate

2-Bromo-1-ethylpyridinium tetrafluoroborate

Product Name
2-Bromo-1-ethylpyridinium tetrafluoroborate
CAS No.
878-23-9
Chemical Name
2-Bromo-1-ethylpyridinium tetrafluoroborate
Synonyms
2-bromo-1-ethylpyridin-1-ium tetrafluoroborate;BEP TETRAFLUOROBORATE;BEPyBr;bromoethylpyridiniumtetrafluoroborate;2-BROMO-1-ETHYLPYRIDINIUM TETRAFLUOROBOR;2-Brom-1-ethylpyridiniumtetrafluoroborat;1-Ethyl-2-bromopyridinium·tetrafluoroborate;2-BROMO-1-ETHYLPYRIDINIUM TETRAFLUOROBORATE;2-Bromo-1-ethylpyridinium Tetra uoroborate;2-Bromo-N-ethylpyridinium tetrafluoroborate
CBNumber
CB8399472
Molecular Formula
C7H9BBrF4N
Formula Weight
273.86
MOL File
878-23-9.mol
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2-Bromo-1-ethylpyridinium tetrafluoroborate Property

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
InChI
InChI=1S/C7H9BrN.BF4/c1-2-9-6-4-3-5-7(9)8;2-1(3,4)5/h3-6H,2H2,1H3;/q+1;-1
InChIKey
YJDXVQLBIAJTHP-UHFFFAOYSA-N
SMILES
[N+]1(CC)C=CC=CC=1Br.[B-](F)(F)(F)F
CAS DataBase Reference
878-23-9(CAS DataBase Reference)
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Safety

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
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Danger
Hazard statements

H302Harmful if swallowed

H314Causes severe skin burns and eye damage

Precautionary statements

P260Do not breathe dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P270Do not eat, drink or smoke when using this product.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P405Store locked up.

P501Dispose of contents/container to..…

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
S765686
Product name
2-BROMO-1-ETHYLPYRIDINIUMTETRAFLUOROBORATE
Purity
Aldrich<sup>CPR</sup>
Packaging
1 unit
Price
$30.7
Updated
2025/07/31
Sigma-Aldrich
Product number
77386
Product name
2-Bromo-1-ethyl-pyridinium tetrafluoroborate
Purity
≥97.0% (T)
Packaging
5G
Price
$193
Updated
2025/07/31
Sigma-Aldrich
Product number
S765686
Product name
2-Bromo-1-ethylpyridinium Tetrafluoroborate
Purity
Aldrich
Packaging
50mg
Price
$29.8
Updated
2024/03/01
TCI Chemical
Product number
B1036
Product name
2-Bromo-1-ethylpyridinium Tetrafluoroborate
Purity
>98.0%(HPLC)(T)
Packaging
5g
Price
$93
Updated
2025/07/31
TCI Chemical
Product number
B1036
Product name
2-Bromo-1-ethylpyridinium Tetrafluoroborate
Purity
>98.0%(HPLC)(T)
Packaging
25g
Price
$234
Updated
2025/07/31
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2-Bromo-1-ethylpyridinium tetrafluoroborate Chemical Properties,Usage,Production

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.

reaction suitability

reaction type: Coupling Reactions

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

Raw materials

Preparation Products

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2-Bromo-1-ethylpyridinium tetrafluoroborate Suppliers

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View Lastest Price from 2-Bromo-1-ethylpyridinium tetrafluoroborate manufacturers

Henan Aochuang Chemical Co.,Ltd.
Product
2-Bromo-1-ethylpyridinium tetrafluoroborate 878-23-9
Price
US $0.00-0.00/KG
Min. Order
1KG
Purity
98%
Supply Ability
1ton
Release date
2022-09-26
Dideu Industries Group Limited
Product
2-Bromo-1-ethylpyridinium tetrafluoroborate 878-23-9
Price
US $1.10/g
Min. Order
1g
Purity
99.00%
Supply Ability
100 Tons Min
Release date
2021-10-09
Career Henan Chemical Co
Product
2-Bromo-1-ethylpyridinium tetrafluoroborate 878-23-9
Price
US $9.80/KG
Min. Order
1g
Purity
≥99%
Supply Ability
100kg
Release date
2020-01-09

878-23-9, 2-Bromo-1-ethylpyridinium tetrafluoroborateRelated Search:

Fluoroboric acid 4-BROMO-2,2-DIPHENYLBUTYRONITRILE 3-Bromoanisole 2-Pyridineboronic acid Sodium 2-bromoethanesulphonate 4-Ethylpyridine 1-Hexadecylpyridinium bromide Pyridine-4-boronic acid Ethylboronic acid 3-Pyridylboronic acid 1-ethylpyridine trifluoroacetate Hydroxyethyl imidazole 3-Ethylpyridine 2-Ethylpyridine 2-Bromopyridine Ethylamine-borontrifluoride 2-Bromo-1-ethylpyridinium tetrafluoroborate

  • 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%
  • 2-BROMO-1-ETHYLPYRIDINIUM TETRAFLUOROBOR
  • 1-Ethyl-2-bromopyridinium·tetrafluoroborate
  • 1-Ethyl-2-bromopyridinium·tetrafluoroboronanion
  • 2-Bromo-N-ethylpyridinium tetrafluoroborate 98%
  • 2-Brom-1-ethylpyridiniumtetrafluoroborat
  • 2-Bromo-1-ethylpyridinium Tetrafluoroborate &gt
  • 2-Bromo-1-ethylpyridinium tetrafluoroborate ISO 9001：2015 REACH
  • 2-Bromo-1-ethyl-pyridinium tetrafluoroborate, 97%,
  • 2-Bromo-1-ethylpyridinium Tetra uoroborate
  • 2-Bromo-N-ethylpyridinium tetrafluoroborate
  • 878-23-9
  • C7H9BrNBF4
  • C7H9BBrF4N
  • Active Esters/Additives
  • Tetrafluoroborates
  • Pyridinium Compounds
  • B (Classes of Boron Compounds)
  • Condensation & Active Esterification
  • Synthetic Reagents
  • Coupling
  • B (Classes of Boron Compounds)
  • Condensation & Active Esterification
  • Pyridinium Compounds
  • Synthetic Organic Chemistry
  • Tetrafluoroborates