2-Bromo-5-fluorobenzyl bromide

Base Information

• Chemical Name: 2-Bromo-5-fluorobenzyl bromide
• CAS No.: 112399-50-5
• Molecular Formula: C7H5Br2F
• Molecular Weight: 267.923
• Hs Code.: 29039990
• Mol file: 112399-50-5.mol

Synonyms:1-Bromo-2-bromomethyl-4-fluorobenzene;

Chemical Property of 2-Bromo-5-fluorobenzyl bromide

Chemical Property:

• Vapor Pressure: 0.045mmHg at 25°C
• Melting Point: 34-35 °C
• Refractive Index: 1.59
• Boiling Point: 245.4 °C at 760 mmHg
• Flash Point: 102.2 °C
• PSA: 0.00000
• Density: 1.923 g/cm³
• LogP: 3.48310
• Storage Temp.: 2-8°C
• Sensitive.: Lachrymatory
• Water Solubility.: Difficult to mix in water.

Purity/Quality:

99% ^*data from raw suppliers

2-Bromo-5-fluorobenzyl Bromide ^*data from reagent suppliers

Safty Information:

• Pictogram(s): C
• Hazard Codes: C,Xn
• Statements: 34-36-52-22
• Safety Statements: 26-36/37/39-45

MSDS Files:

SDS file from LookChem

Useful:

• Uses: It is an important pharmaceutical intermediate. Alkylation of the β-amino ester 1a with 2-bromo-5-fluorobenzyl bromide yields Benzazepines as a white solid after silica gel chromatography.

Technology Process of 2-Bromo-5-fluorobenzyl bromide

There total 5 articles about 2-Bromo-5-fluorobenzyl bromide which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 99.0%

2-Bromo-5-fluorotoluene (452-63-1) → 2-bromo-5-fluorobenzyl bromide (112399-50-5)

Guidance literature:

With N-Bromosuccinimide; dibenzoyl peroxide; In tetrachloromethane; Reflux;

DOI:10.1039/b801206g

Reference yield: 87.0%

2-bromo-5-fluorobenzyl alcohol (202865-66-5) → 2-bromo-5-fluorobenzyl bromide (112399-50-5)

Guidance literature:

With phosphorus tribromide; In dichloromethane; at 25 ℃; for 24h;

DOI:10.3987/com-07-s(w)54

Reference yield:

2-Bromo-5-fluorotoluene (452-63-1) → 2-bromo-5-fluorobenzyl bromide (112399-50-5) + 2-bromo-5-fluorobenzal bromide (112399-51-6)

Guidance literature:

With N-Bromosuccinimide; In tetrachloromethane; for 3h; Heating; Irradiation;

DOI:10.1021/jm00398a023

upstream raw materials:

2-Bromo-5-fluorotoluene

2-bromo-5-fluorobenzyl alcohol

2-Bromo-5-fluorobenzoic acid

methyl 2-bromo-5-fluorobenzoate

Downstream raw materials:

2-(azidomethyl)-1-bromo-4-fluorobenzene

[3,5-bis(trifluoromethyl)benzyl](2-bromo-5-fluorobenzyl)amine

2-(2-bromo-5-fluorophenyl)acetonitrile

2-benzyl-6-(2-bromo-5-methoxybenzylamino)-benzo[de]isoquinoline-1,3-dione

Refernces

• 1、 -. "STEREORETENTIVE CROSS-COUPLING OF BORONIC ACIDS". Paragraph 0112; 0195-0197. . Retrieved 2018/11/21.
• 2、 Ball, Liam T.,Corrie, Tom J. A.,Lloyd-Jones, Guy C.,Russell, Christopher A.. "Au-Catalyzed Biaryl Coupling to Generate 5- To 9-Membered Rings: Turnover-Limiting Reductive Elimination versus ?-Complexation". supporting information. p. 245 - 254. Retrieved 2021/09/04.