4-METHYLPENTANOIC ANHYDRIDE

Base Information

• Chemical Name: 4-METHYLPENTANOIC ANHYDRIDE
• CAS No.: 83594-04-1
• Molecular Formula: C12H22 O3
• Molecular Weight: 214.305
• Hs Code.: 2915900090
• Mol file: 83594-04-1.mol

Synonyms:Pentanoicacid, 4-methyl-, anhydride (9CI); 4-Methylpentanoic anhydride; 4-Methylvalericanhydride

Chemical Property of 4-METHYLPENTANOIC ANHYDRIDE

Chemical Property:

• Vapor Pressure: 0.03mmHg at 25°C
• Boiling Point: 244.886°C at 760 mmHg
• Flash Point: 106.883°C
• PSA: 43.37000
• Density: 0.94g/cm³
• LogP: 2.92860

Purity/Quality:

98% ^*data from raw suppliers

4-Methylpentanoicanhydride 95+% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 4-METHYLPENTANOIC ANHYDRIDE

There total 3 articles about 4-METHYLPENTANOIC ANHYDRIDE 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: 60.0%

4-Methylpentanoic acid (646-07-1) → 4-methylpentanoic anhydride (83594-04-1)

Guidance literature:

With 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; In dichloromethane; at 20 - 25 ℃; for 3h;

DOI:10.1002/chem.201805631

Reference yield:

acetic anhydride (108-24-7) → 4-methylpentanoic anhydride (83594-04-1)

Guidance literature:

at 100 ℃;

Reference yield:

4-Methylpentanoic acid (646-07-1) + acetyl chloride (75-36-5) → 4-methylpentanoic anhydride (83594-04-1)

Guidance literature:

at 120 - 180 ℃;

upstream raw materials:

4-Methylpentanoic acid

acetyl chloride

acetic anhydride

Downstream raw materials:

4-Methyl-pentanoic acid [3-(4-methyl-pentanoylamino)-phenyl]-amide

(R)-1,1'-Bi-2-naphthol

(S)-[1,1']-binaphthalenyl-2,2'-diol

iodobenzene

Refernces