4-p-tolylpentanoic acid

Base Information

• Chemical Name: 4-p-tolylpentanoic acid
• CAS No.: 26232-97-3
• Molecular Formula: C₁₂H₁₆O₂
• Molecular Weight: 192.258
• Mol file: 26232-97-3.mol

Synonyms:4-p-tolylpentanoic acid

Chemical Property of 4-p-tolylpentanoic acid

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 4-p-tolylpentanoic acid

There total 27 articles about 4-p-tolylpentanoic 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: 98.0%

4-p-Tolyl-pentanoic acid methyl ester (72493-22-2) → 4-p-tolylpentanoic acid (26232-97-3)

Guidance literature:

With lithium hydroxide; In tetrahydrofuran; methanol; water; at 50 ℃; for 3h;

DOI:10.1002/anie.200462227

Reference yield: 97.0%

(±)-5-(4-methylphenyl)-γ-valerolactone (21034-34-4) → 4-p-tolylpentanoic acid (26232-97-3)

Guidance literature:

With palladium 10% on activated carbon; hydrogen; sodium acetate; In ethyl acetate; at 20 ℃; for 12h;

DOI:10.1039/c2ob07095b

Reference yield:

3-(4-methylbenzoyl)propionic acid (4619-20-9) → 4-p-tolylpentanoic acid (26232-97-3)

Guidance literature:

Multi-step reaction with 4 steps

1.1: 92 percent / H₂SO₄ / 12 h / 20 °C

2.1: potassium tert-butoxide / tetrahydrofuran / 0.25 h / 20 °C

2.2: 81 percent / tetrahydrofuran

3.1: 98 percent / hydrogen / Pd/C / ethanol / 3 h / 1551.44 Torr

4.1: 98 percent / LiOH / tetrahydrofuran; methanol; H₂O / 3 h / 50 °C

With lithium hydroxide; sulfuric acid; potassium tert-butylate; hydrogen; palladium on activated charcoal; In tetrahydrofuran; methanol; ethanol; water;

DOI:10.1002/anie.200462227

upstream raw materials:

5-methyl-5H-furan-2-one

toluene

γ-methyl-γ-p-tolyl-vinylacetic acid

5-methyl-dihydro-furan-2-one

Downstream raw materials:

4-p-tolyl-valeric acid ethyl ester

4-p-tolyl-valeryl chloride

para-methylacetophenone

(±)-5-(4-methylphenyl)-γ-valerolactone