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Merck
CN

77386

Sigma-Aldrich

2-溴-1-乙基吡啶四氟硼酸盐

≥97.0% (T)

别名:

BEP

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关于此项目

经验公式(希尔记法):
C7H9BBrF4N
化学文摘社编号:
分子量:
273.86
Beilstein:
4059265
EC 号:
MDL编号:
UNSPSC代码:
12352005
PubChem化学物质编号:
NACRES:
NA.22
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质量水平

方案

≥97.0% (T)

表单

crystals

反应适用性

reaction type: Coupling Reactions

mp

103-107 °C

应用

peptide synthesis

官能团

bromo

SMILES字符串

F[B-](F)(F)F.CC[n+]1ccccc1Br

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

InChI key

YJDXVQLBIAJTHP-UHFFFAOYSA-N

一般描述

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.

应用

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.

其他说明

用于肽合成的偶联试剂;与其他试剂如 BOP、PyBrOP、PyClU、BTFFH、CMBI 相比,外消旋作用更低、反应更快

储存分类代码

11 - Combustible Solids

WGK

WGK 3

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

Eyeshields, Gloves, type N95 (US)

法规信息

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历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Miguel J Xavier et al.
Reproduction (Cambridge, England), 156(3), 269-282 (2018-06-21)
The Big Blue λSelect-cII selection system has been employed along with whole-exome sequencing to examine the susceptibility of the male germ line to mutation in two challenging situations (i) exposure to a chemotherapeutic regime including bleomycin, etoposide and cis-platinum (BEP)
1-Ethyl 2-halopyridinium salts, highly efficient coupling reagents for hindered peptide synthesis both in solution and the solid-phase
Li P and Xu J
Tetrahedron, 56(41), 8119-8131 (2000)
Bernhard Banas et al.
BMC immunology, 18(1), 15-15 (2017-03-09)
Uncontrolled cytomegalovirus (CMV) replication in immunocompromised solid-organ transplant recipients is a clinically relevant issue and an indication of impaired CMV-specific cell-mediated immunity (CMI). Primary aim of this study was to assess the suitability of the immune monitoring tool T-Track® CMV
Shigeo Horinaka et al.
British journal of clinical pharmacology, 84(1), 79-87 (2017-09-10)
The aim of the present study was to demonstrate evidence of reduced thrombin generation at the trough plasma rivaroxaban concentration. A single-centre, prospective, nonrandomized, drug-intervention, self-controlled study was conducted in 51 anticoagulation therapy-naïve patients with nonvalvular atrial fibrillation. Plasma rivaroxaban
2?Bromo?1?ethyl Pyridinium Tetrafluoroborate (BEP)
Encyclopedia of Reagents for Organic Synthesis, Second Edition (2003)

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