3-Carboxy-5-methylphenylboronic acid,pinacol ester

Base Information

• Chemical Name: 3-Carboxy-5-methylphenylboronic acid,pinacol ester
• CAS No.: 1150561-67-3
• Molecular Formula: C₁₄H₁₉BO₄
• Molecular Weight: 262.113
• Hs Code.: 2934999090
• Mol file: 1150561-67-3.mol

Synonyms:3-Carboxy-5-methylphenylboronic acid,pinacol ester;3-Methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoic acid

Chemical Property of 3-Carboxy-5-methylphenylboronic acid,pinacol ester

Chemical Property:

• PSA: 55.76000
• LogP: 1.99240
• Storage Temp.: 2-8°C

Purity/Quality:

97% ^*data from raw suppliers

3-Carboxy-5-methylphenylboronicAcidPinacolEster ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Uses: 3-Carboxy-5-methylphenylboronic acid, pinacol ester

Technology Process of 3-Carboxy-5-methylphenylboronic acid,pinacol ester

There total 2 articles about 3-Carboxy-5-methylphenylboronic acid,pinacol 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: 93.0%

→ 3-methyl-5-(4,4,5,5-tetramethyl[1,3,2]dioxaborolan-2-yl)benzoic acid (1150561-67-3)

Guidance literature:

With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; potassium acetate; In 1,4-dioxane; at 110 ℃; Inert atmosphere;

Reference yield:

3-bromo-5-methyl-benzoic acid (58530-13-5) + bis(pinacol)diborane (73183-34-3) → 3-methyl-5-(4,4,5,5-tetramethyl[1,3,2]dioxaborolan-2-yl)benzoic acid (1150561-67-3)

Guidance literature:

With (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; potassium acetate; In 1,4-dioxane; Reflux;

DOI:10.1021/acs.jmedchem.9b02071

Reference yield:

3-methyl-5-(4,4,5,5-tetramethyl[1,3,2]dioxaborolan-2-yl)benzoic acid (1150561-67-3) → 3-methyl-5-(4,4.5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzoyl chloride

Guidance literature:

With thionyl chloride; In chloroform; N,N-dimethyl-formamide; at 20 - 35 ℃;

upstream raw materials:

3-bromo-5-methyl-benzoic acid

bis(pinacol)diborane

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