(4-METHYL-2-NITRO)BENZENEBORONIC ACID

Base Information

• Chemical Name: (4-METHYL-2-NITRO)BENZENEBORONIC ACID
• CAS No.: 143697-03-4
• Molecular Formula: C7H8BNO4
• Molecular Weight: 180.956
• Hs Code.: 2931900090
• Mol file: 143697-03-4.mol

Synonyms:Boronicacid, (4-methyl-2-nitrophenyl)- (9CI);NSC 525354;

Chemical Property of (4-METHYL-2-NITRO)BENZENEBORONIC ACID

Chemical Property:

• Vapor Pressure: 1.53E-06mmHg at 25°C
• Melting Point: 240-244 °C
• Refractive Index: 1.563
• Boiling Point: 382.8 °C at 760 mmHg
• Flash Point: 185.3 °C
• PSA: 86.28000
• Density: 1.33 g/cm³
• LogP: 0.10620
• Storage Temp.: Keep Cold

Purity/Quality:

97% ^*data from raw suppliers

4-Methyl-2-nitrobenzeneboronic acid ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xi
• Hazard Codes: Xi
• Statements: 36/37/38
• Safety Statements: 26-36

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of (4-METHYL-2-NITRO)BENZENEBORONIC ACID

There total 3 articles about (4-METHYL-2-NITRO)BENZENEBORONIC ACID 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: 75.0%

4-iodo-3-nitrotoluene (5326-39-6) → 2-nitro-4-methylphenylboronic acid (143697-03-4)

Guidance literature:

4-iodo-3-nitrotoluene; With phenylmagnesium chloride; In tetrahydrofuran; at -60 ℃; for 0.0833333h;

With Trimethyl borate; In tetrahydrofuran; at -60 ℃; for 0.5h;

With hydrogenchloride; In tetrahydrofuran; at -20 ℃;

DOI:10.1016/j.tetlet.2005.04.129

Reference yield: 69.0%

Trimethyl borate (121-43-7,63156-11-6) → 2-nitro-4-methylphenylboronic acid (143697-03-4)

Guidance literature:

4-iodo-3-nitrotoluene; With phenylmagnesium chloride; In tetrahydrofuran; at -70 - -64 ℃; for 0.416667h;

Trimethyl borate; In tetrahydrofuran; at -68 - -60 ℃; for 1h;

With hydrogenchloride; water; In tetrahydrofuran; at -20 - 20 ℃;

Reference yield:

C9H12BNO4 → 2-nitro-4-methylphenylboronic acid (143697-03-4)

Guidance literature:

With hydrogenchloride; In water; at -20 ℃; Inert atmosphere;

DOI:10.1021/jacs.5b02946

upstream raw materials:

4-iodo-3-nitrotoluene

Trimethyl borate