4-[2-(1-Oxo-2,2-dimethylpropoxy)butoxy]benzoic acid ethyl ester

Base Information

• Chemical Name: 4-[2-(1-Oxo-2,2-dimethylpropoxy)butoxy]benzoic acid ethyl ester
• CAS No.: 56219-74-0
• Molecular Formula: C18H26O5
• Molecular Weight: 322.401
• Mol file: 56219-74-0.mol

Synonyms:ethyl 4-[2-(tert-butylcarbonyloxy)butoxy]benzoate;4-[2-(2,2-Dimethyl-propionyloxy)-butoxy]-benzoic acid ethyl ester;ethyl 4-[2-(tert-butylcarbonyloxy)butyloxy]benzoate;1-(p-ethoxycarbonyl-phenoxy)-butan-2-ol pivalate;

Chemical Property of 4-[2-(1-Oxo-2,2-dimethylpropoxy)butoxy]benzoic acid ethyl ester

Chemical Property:

• Vapor Pressure: 9.54E-07mmHg at 25°C
• Boiling Point: 404.3°C at 760 mmHg
• Flash Point: 173.9°C
• PSA: 61.83000
• Density: 1.061g/cm³
• LogP: 3.61000
• Storage Temp.: -20°C

Purity/Quality:

99% ^*data from raw suppliers

ETRB ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 4-[2-(1-Oxo-2,2-dimethylpropoxy)butoxy]benzoic acid ethyl ester

There total 5 articles about 4-[2-(1-Oxo-2,2-dimethylpropoxy)butoxy]benzoic acid ethyl ester 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: 92.0%

ethyl p-<(2RS)-2-hydroxybutoxy>benzoate (56220-20-3) + pivaloyl chloride (3282-30-2) → ethyl p-<(2RS)-2-(t-butylcarbonyloxy)butoxy>benzoate, (56219-74-0,69522-82-3)

Guidance literature:

With pyridine; In benzene; Ambient temperature;

Reference yield: 89.0%

→ ethyl p-<(2RS)-2-(t-butylcarbonyloxy)butoxy>benzoate, (56219-74-0,69522-82-3) + pyridine hydrochloride (628-13-7)

Guidance literature:

Reference yield:

Ethyl 4-hydroxybenzoate (120-47-8) → ethyl p-<(2RS)-2-(t-butylcarbonyloxy)butoxy>benzoate, (56219-74-0,69522-82-3)

Guidance literature:

Multi-step reaction with 3 steps

1: 35 percent / Ph₃P, diethyl azodicarboxylate / 24 h / Ambient temperature

2: 95 percent / HCl / ethanol / 0.17 h / Ambient temperature

3: 92 percent / pyridine / benzene / Ambient temperature

With pyridine; hydrogenchloride; triphenylphosphine; diethylazodicarboxylate; In ethanol; benzene;

upstream raw materials:

ethyl p-<(2RS)-2-hydroxybutoxy>benzoate

pivaloyl chloride

Ethyl 4-hydroxybenzoate

ethyl p-<(2RS)-2-<(2'RS)-tetrahydropyranyloxy>butoxy>benzoate

Refernces

• 1、 -. "β-Phenoxy or substituted phenoxy ethanol compounds". . . Retrieved 2008/06/13.