3,5-Dihydroxyphthalic acid

Base Information

• Chemical Name: 3,5-Dihydroxyphthalic acid
• CAS No.: 3209-07-2
• Molecular Formula: C₈H₆O₆
• Molecular Weight: 198.132
• DSSTox Substance ID: DTXSID40185885
• Nikkaji Number: J2.373.963A
• Wikidata: Q83057037
• Mol file: 3209-07-2.mol

Synonyms:3,5-Dihydroxyphthalic acid;Phthalic acid, 3,5-dihydroxy-;3209-07-2;SCHEMBL2127547;DTXSID40185885

Chemical Property of 3,5-Dihydroxyphthalic acid

Chemical Property:

• Vapor Pressure: 3.64E-11mmHg at 25°C
• Boiling Point: 508.6°Cat760mmHg
• Flash Point: 275.5°C
• Density: 1.779g/cm³
• XLogP3: 0.8
• Hydrogen Bond Donor Count: 4
• Hydrogen Bond Acceptor Count: 6
• Rotatable Bond Count: 2
• Exact Mass: 198.01643791
• Heavy Atom Count: 14
• Complexity: 250

Purity/Quality:

95% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=C(C=C(C(=C1C(=O)O)C(=O)O)O)O

Technology Process of 3,5-Dihydroxyphthalic acid

There total 2 articles about 3,5-Dihydroxyphthalic 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:

2-formyl-3,5-dihydroxybenzoic acid methyl ester (16849-78-8) → 3,5-dihydroxyphthalic acid (3209-07-2)

Guidance literature:

With potassium hydroxide; water; at 170 - 190 ℃;

DOI:10.1039/jr9420000368

Reference yield:

→ 3,5-dihydroxyphthalic acid (3209-07-2)

Guidance literature:

Reference yield:

3,5-dihydroxyphthalic acid (3209-07-2) → 3,5-dimethoxyphthalic acid (13133-05-6)

Guidance literature:

Multi-step reaction with 2 steps

1: diethyl ether

2: aq.-ethanolic NaOH-solution

With sodium hydroxide; diethyl ether;

upstream raw materials:

2-formyl-3,5-dihydroxybenzoic acid methyl ester

Downstream raw materials:

Dimethyl 3,5-dimethoxyphthalate

3,5-diethoxy-phthalic acid-anhydride

3,5-dimethoxyphthalic acid

Refernces