3,6-DIHYDROXYPHTHALIC ACID

Base Information

• Chemical Name: 3,6-DIHYDROXYPHTHALIC ACID
• CAS No.: 3786-46-7
• Molecular Formula: C8H6 O6
• Molecular Weight: 198.132
• Hs Code.: 2918290000
• Mol file: 3786-46-7.mol

Synonyms:Phthalicacid, 3,6-dihydroxy- (6CI,7CI,8CI); 3,6-Dihydroxyphthalic acid; NSC 382138

Chemical Property of 3,6-DIHYDROXYPHTHALIC ACID

Chemical Property:

• Vapor Pressure: 0mmHg at 25°C
• Melting Point: 223℃ (dec.)
• Boiling Point: 483.7°Cat760mmHg
• PKA: 2.28±0.25(Predicted)
• Flash Point: 260.4°C
• PSA: 115.06000
• Density: 1.779g/cm³
• LogP: 0.49420
• Storage Temp.: Sealed in dry,Room Temperature

Purity/Quality:

97% ^*data from raw suppliers

3,6-Dihydroxyphthalicacid 97% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Uses: 3,6-Dihydroxyphthalic acid is used as a reactant in the preparation of (±)?-?fredericamycin A.

Technology Process of 3,6-DIHYDROXYPHTHALIC ACID

There total 15 articles about 3,6-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: 92.0%

2,3-dicyano-1,4-hydroquinone (4733-50-0) → 3,6-dihydroxyphthalic acid (3786-46-7)

Guidance literature:

With water; sodium hydroxide; at 70 ℃; for 3h; Reagent/catalyst; Temperature; Large scale;

Reference yield:

3,4,6-triiodo-phthalic acid-anhydride (68218-49-5) → 3,5-Dihydroxybenzoic acid (99-10-5) + 3,6-dihydroxyphthalic acid (3786-46-7)

Guidance literature:

Reference yield:

3-hydroxy-6-iodo-phthalic acid (861615-23-8) → 3,6-dihydroxyphthalic acid (3786-46-7)

Guidance literature:

With sodium hydroxide;

upstream raw materials:

1,4-diacetoxy-9,10-anthraquinone

2,3-dicyano-1,4-hydroquinone

3-hydroxy-6-iodo-phthalic acid

5,8-Dihydroxy-1,4-naphthoquinone

Downstream raw materials:

dimethyl 3,6-dimethoxyphthalate

1,4-dihydroxy-2,3-dicarbomethoxy-benzene

3,4-dihydroxy-phthalic acid-anhydride

3,6-dimethoxyphthalic anhydride