1,2,5,6-Tetrahydroxyanthraquinone

Base Information

• Chemical Name: 1,2,5,6-Tetrahydroxyanthraquinone
• CAS No.: 632-77-9
• Molecular Formula: C14H8 O6
• Molecular Weight: 272.214
• European Community (EC) Number: 211-184-9
• NSC Number: 133370
• UNII: 2XA6T3L444
• DSSTox Substance ID: DTXSID50212555
• Nikkaji Number: J205.904E
• Wikidata: Q27117168
• Metabolomics Workbench ID: 55599
• Mol file: 632-77-9.mol

Synonyms:1,2,5,6-Tetrahydroxyanthraquinone;632-77-9;1,2,5,6-tetrahydroxyanthracene-9,10-dione;1,2,5,6-tetrahydroxy-9,10-anthraquinone;2XA6T3L444;EINECS 211-184-9;NSC-133370;NSC133370;UNII-2XA6T3L444;SCHEMBL2772226;CHEBI:37497;DTXSID50212555;NSC 133370;Q27117168

Chemical Property of 1,2,5,6-Tetrahydroxyanthraquinone

Chemical Property:

• Vapor Pressure: 6.8E-10mmHg at 25°C
• Melting Point: 340°C
• Refractive Index: 1.5230 (estimate)
• Boiling Point: 481.5°C at 760 mmHg
• Flash Point: 259.1°C
• PSA: 115.06000
• Density: 1.781g/cm³
• LogP: 1.28440
• XLogP3: 2.5
• Hydrogen Bond Donor Count: 4
• Hydrogen Bond Acceptor Count: 6
• Rotatable Bond Count: 0
• Exact Mass: 272.03208797
• Heavy Atom Count: 20
• Complexity: 395

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC(=C(C2=C1C(=O)C3=C(C2=O)C=CC(=C3O)O)O)O

Technology Process of 1,2,5,6-Tetrahydroxyanthraquinone

There total 9 articles about 1,2,5,6-Tetrahydroxyanthraquinone 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:

3,4-Dihydroxybenzoic acid (99-50-3) → 1.2.5.8.-tetrahydroxyanthraquinone (632-77-9)

Guidance literature:

With sulfuric acid; at 140 - 145 ℃;

Reference yield:

→ 1.2.5.8.-tetrahydroxyanthraquinone (632-77-9)

Guidance literature:

With sodium chlorate; sodium hydroxide; water; at 260 - 270 ℃;

DOI:10.1039/jr9370000254

Reference yield:

3,4-dimethoxy-phthalic acid (518-90-1) → 1.2.5.8.-tetrahydroxyanthraquinone (632-77-9)

Guidance literature:

With sulfuric acid; at 180 ℃;

upstream raw materials:

3,4-Dihydroxybenzoic acid

3,4-dimethoxy-phthalic acid

opianic acid

3,4,7,8-tetrahydroxy-9,10-dioxo-9,10-dihydro-anthracene-2,6-disulfonic acid

Downstream raw materials:

anthracene

1,2,4,5,6,8-hexahydroxy-9,10-anthraquinone