2-BROMO-4-METHYL-1-(TRIFLUOROMETHOXY)BENZENE

Base Information

• Chemical Name: 2-BROMO-4-METHYL-1-(TRIFLUOROMETHOXY)BENZENE
• CAS No.: 887268-25-9
• Molecular Formula: C8H6BrF3O
• Molecular Weight: 255.034
• Hs Code.: 2903998090
• Mol file: 887268-25-9.mol

Synonyms:2-BROMO-4-METHYL-1-(TRIFLUOROMETHOXY)BENZENE;5-METHYL-2-(TRIFLUOROMETHOXY)BROMOBENZENE

Chemical Property of 2-BROMO-4-METHYL-1-(TRIFLUOROMETHOXY)BENZENE

Chemical Property:

• PSA: 9.23000
• LogP: 3.65610
• Storage Temp.: Sealed in dry,Room Temperature

Purity/Quality:

99% ^*data from raw suppliers

5-Methyl-2-(trifluoromethoxy)bromobenzene 95.0% ^*data from reagent suppliers

Safty Information:

• Hazard Codes: Xi
• Statements: 36/37/38
• Safety Statements: 26-36/37/39

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 2-BROMO-4-METHYL-1-(TRIFLUOROMETHOXY)BENZENE

There total 2 articles about 2-BROMO-4-METHYL-1-(TRIFLUOROMETHOXY)BENZENE 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:

benzoic acid trifluoromethyl ester (1035797-66-0) + 4-methyl-2-(trimethylsilyl)phenyl trifluoromethanesulfonate (262373-15-9) → 2-bromo-4-methyl-1-(trifluoromethoxy)benzene (887268-25-9) + 1-bromo-4-methyl-2-(trifluoromethoxy)benzene (2166854-28-8)

Guidance literature:

With perhydrodibenzo-18-crown-6; potassium fluoride; 1-bromo-1,1,2,2,3,3,4,4,5,5,6,6,6-tridecafluorohexane; In ethyl acetate; at 20 ℃; for 12h; Overall yield = 72 %; Overall yield = 55 mg; Glovebox;

DOI:10.1021/jacs.8b04000

Reference yield:

→ 2-bromo-4-methyl-1-(trifluoromethoxy)benzene (887268-25-9) + 1-bromo-4-methyl-2-(trifluoromethoxy)benzene (2166854-28-8)

Guidance literature:

With perhydrodibenzo-18-crown-6; potassium fluoride; bromopentafluorobenzene; 1-Bromo-2-phenylacetylene; In ethyl acetate; at 20 ℃; for 12h; Overall yield = 72 %; Overall yield = 55 mg; Glovebox; Sealed tube;

Reference yield: 84.0%

2-bromo-4-methyl-1-(trifluoromethoxy)benzene (887268-25-9) → 2-bromo-4-bromomethyl-1-trifluoromethoxybenzene (1011531-45-5)

Guidance literature:

With N-Bromosuccinimide; 2,2'-azobis(isobutyronitrile); In tetrachloromethane; at 80 ℃; for 3h; Inert atmosphere;

upstream raw materials:

benzoic acid trifluoromethyl ester

4-methyl-2-(trimethylsilyl)phenyl trifluoromethanesulfonate

Downstream raw materials:

2-[5-methyl-2-(trifluoromethoxy)phenyl]-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

2-bromo-4-bromomethyl-1-trifluoromethoxybenzene

Refernces

• 1、 -. "Perfluoro alkoxylation reagent and preparation method and application thereof". Paragraph 0166-0171; 0213; 0214; 0215. . Retrieved 2018/09/28.