CITRIC ACID ANHYDRIDE ACETATE

Base Information

• Chemical Name: CITRIC ACID ANHYDRIDE ACETATE
• CAS No.: 58032-65-8
• Molecular Formula: C8H8O7
• Molecular Weight: 216.1449
• Mol file: 58032-65-8.mol

Synonyms:CITRIC ACID ANHYDRIDE ACETATE

Chemical Property of CITRIC ACID ANHYDRIDE ACETATE

Chemical Property:

• Vapor Pressure: 2.09E-09mmHg at 25°C
• Melting Point: 120-123 °C
• Refractive Index: 1.513
• Boiling Point: 451.4 °C at 760 mmHg
• PKA: 4.03±0.10(Predicted)
• Flash Point: 187.6 °C
• PSA: 106.97000
• Density: 1.52 g/cm³
• LogP: -0.76350

Purity/Quality:

99% ^*data from raw suppliers

CITRIC ACID ANHYDRIDE ACETATE 95.00% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of CITRIC ACID ANHYDRIDE ACETATE

There total 1 articles about CITRIC ACID ANHYDRIDE ACETATE 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:

acetic anhydride (108-24-7) + citric acid (77-92-9,906507-37-7) → anhydroacetylcitric acid (58032-65-8)

Guidance literature:

With sulfuric acid;

DOI:10.1021/je60001a010

Reference yield:

(-)-menthol (2216-51-5) + anhydroacetylcitric acid (58032-65-8) → C18H26O8(2-)*2Na(1+) + C18H26O8(2-)*2Na(1+)

Guidance literature:

(-)-menthol; anhydroacetylcitric acid; In toluene; for 4h; Reflux;

With sodium hydrogencarbonate; In water; toluene; at 20 ℃; for 1h;

Reference yield:

(-)-menthol (2216-51-5) + anhydroacetylcitric acid (58032-65-8) → C16H24O7(2-)*2Na(1+) + C16H24O7(2-)*2Na(1+)

Guidance literature:

(-)-menthol; anhydroacetylcitric acid; In toluene; for 4h; Reflux;

With sodium hydrogencarbonate; In toluene; at 20 ℃; for 1h;

With potassium carbonate; In methanol; at 20 ℃; for 3h; Inert atmosphere;

upstream raw materials:

acetic anhydride

citric acid

Refernces

• 1、 -. "MENTHOL DERIVATIVE, METHOD FOR PRODUCING THE SAME AND USE THEREFOR". Paragraph 0033. . Retrieved 2017/08/26.