4-BROMO-4'CARBOETHOXYBENZOPHENONE

Base Information

• Chemical Name: 4-BROMO-4'CARBOETHOXYBENZOPHENONE
• CAS No.: 746651-80-9
• Molecular Formula: C16H13BrO3
• Molecular Weight: 333.18
• Hs Code.: 2914700090
• Mol file: 746651-80-9.mol

Synonyms:4-BROMO-4'CARBOETHOXYBENZOPHENONE

Chemical Property of 4-BROMO-4'CARBOETHOXYBENZOPHENONE

Chemical Property:

• Vapor Pressure: 7.56E-08mmHg at 25°C
• Boiling Point: 437.3°C at 760 mmHg
• Flash Point: 218.3°C
• PSA: 43.37000
• Density: 1.399g/cm³
• LogP: 3.85680

Purity/Quality:

97% ^*data from raw suppliers

4-Bromo-4'carboethoxybenzophenone 97% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 4-BROMO-4'CARBOETHOXYBENZOPHENONE

There total 3 articles about 4-BROMO-4'CARBOETHOXYBENZOPHENONE 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: 68.0%

C9H9ClO2Zn*LiCl*MgCl2 + 4-chlorobenzoyl chloride (586-75-4) → ethyl 4-(4-bromobenzoyl)benzoate (746651-80-9)

Guidance literature:

With iron(II) chloride; In tetrahydrofuran; at 50 ℃; for 4h; Inert atmosphere; Schlenk technique;

DOI:10.1021/acs.orglett.6b01677

Reference yield: 62.0%

(4-(ethoxycarbonyl)phenyl)zinc pivalate (1344727-27-0) + 4-chlorobenzoyl chloride (586-75-4) → ethyl 4-(4-bromobenzoyl)benzoate (746651-80-9)

Guidance literature:

(4-(ethoxycarbonyl)phenyl)zinc pivalate; With chloro-trimethyl-silane; copper(I) cyanide di(lithium chloride); In tetrahydrofuran; at 0 ℃; for 0.5h; Inert atmosphere;

4-chlorobenzoyl chloride; In tetrahydrofuran; at 25 ℃; for 4h; Inert atmosphere;

DOI:10.1002/chem.201403015

Reference yield:

4-iodobenzoic acid ethyl ester (51934-41-9) → ethyl 4-(4-bromobenzoyl)benzoate (746651-80-9)

Guidance literature:

Multi-step reaction with 2 steps

1.1: TurboGrignard / tetrahydrofuran / 0.5 h / -30 °C / Inert atmosphere; Schlenk technique

1.2: 0.25 h / -30 - 25 °C / Inert atmosphere; Schlenk technique

2.1: copper(I) cyanide di(lithium chloride); chloro-trimethyl-silane / tetrahydrofuran / 0.5 h / 0 °C / Inert atmosphere

2.2: 4 h / 25 °C / Inert atmosphere

With TurboGrignard; chloro-trimethyl-silane; copper(I) cyanide di(lithium chloride); In tetrahydrofuran;

DOI:10.1002/chem.201403015

upstream raw materials:

(4-(ethoxycarbonyl)phenyl)zinc pivalate

4-chlorobenzoyl chloride

4-iodobenzoic acid ethyl ester

Downstream raw materials:

4-[1-(4-bromo-phenyl)-1-hydroxy-heptyl]-benzoic acid ethyl ester

Refernces

• 1、 Manolikakes, Sophia M.,Ellwart, Mario,Stathakis, Christos I.,Knochel, Paul. "Air-stable solid aryl and heteroaryl organozinc pivalates: Syntheses and applications in organic synthesis". supporting information. p. 12289 - 12297. Retrieved 2015/03/31.