Benzeneacetic acid, 4-methyl-a-(1-methylethyl)-

Base Information

• Chemical Name: Benzeneacetic acid, 4-methyl-a-(1-methylethyl)-
• CAS No.: 51632-36-1
• Molecular Formula: C12H16O2
• Molecular Weight: 192.25400
• Mol file: 51632-36-1.mol

Synonyms:dl-α-Isopropyl-4-methylphenylacetic acid;4-Methyl-α-iso-propyl-phenylacetic acid;α-Isopropyl-4-methylphenyl-essigsaeure;2-p-tolyl-3-methylbutyric acid;3-Methyl-2-p-tolyl-butyric acid;

Chemical Property of Benzeneacetic acid, 4-methyl-a-(1-methylethyl)-

Chemical Property:

• Melting Point: 99 °C
• Boiling Point: 302.6±11.0 °C(Predicted)
• PSA: 37.30000
• Density: 1.045±0.06 g/cm3(Predicted)
• LogP: 2.81920

Purity/Quality:

99% ^*data from raw suppliers

4-Methyl-α-(1-methylethyl)-benzeneaceticAcid ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of Benzeneacetic acid, 4-methyl-a-(1-methylethyl)-

There total 2 articles about Benzeneacetic acid, 4-methyl-a-(1-methylethyl)- 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: 95.0%

2-iodo-propane (75-30-9) + 4-tolylacetic acid (622-47-9) → (+/-)-2-(4-methylphenyl)-3-methylbutanoic acid (51632-36-1)

Guidance literature:

4-tolylacetic acid; With n-butyllithium; In tetrahydrofuran; at 0 ℃; for 1.5h; Inert atmosphere;

2-iodo-propane; In tetrahydrofuran; for 0.25h; Inert atmosphere;

DOI:10.15227/orgsyn.094.0001

Reference yield:

→ (+/-)-2-(4-methylphenyl)-3-methylbutanoic acid (51632-36-1)

Guidance literature:

α-isopropyl-4-methylbenzylcyanide, conc. H2SO4;

Reference yield: 79.0%

(+/-)-2-(4-methylphenyl)-3-methylbutanoic acid (51632-36-1) → 3-Methyl-2-p-tolyl-butyryl chloride

Guidance literature:

With thionyl chloride; at 90 ℃; for 1h; Inert atmosphere;

DOI:10.15227/orgsyn.094.0001

upstream raw materials:

2-iodo-propane

4-tolylacetic acid

Downstream raw materials:

3-(2,2-dichlorovinyloxy)benzyl (+/-)-2-(4-tolyl)-3-methylbutyrate

C₁₂H₁₄O

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