2,5-Diamino-2,5-cyclohexadiene-1,4-dione

Base Information

• Chemical Name: 2,5-Diamino-2,5-cyclohexadiene-1,4-dione
• CAS No.: 1521-06-8
• Molecular Formula: C6H6 N2 O2
• Molecular Weight: 138.126
• Hs Code.: 2922399090
• Mol file: 1521-06-8.mol

Synonyms:p-Benzoquinone,2,5-diamino- (6CI,7CI,8CI); 2,5-Diamino-1,4-benzoquinone;2,5-Diamino-p-benzoquinone; 2,5-Diamino-p-quinone; 2,5-Diaminobenzoquinone;2,5-Diaminoquinone

Chemical Property of 2,5-Diamino-2,5-cyclohexadiene-1,4-dione

Chemical Property:

• Vapor Pressure: 0.00206mmHg at 25°C
• Melting Point: 328-330 °C (decomp)
• Boiling Point: 290.5°Cat760mmHg
• PKA: 1.47±0.20(Predicted)
• Flash Point: 129.5°C
• PSA: 86.18000
• Density: 1.421g/cm³
• LogP: 0.22400

Purity/Quality:

97% ^*data from raw suppliers

2,5-DIAMINO-1,4-BENZOQUINONE 95.00% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 2,5-Diamino-2,5-cyclohexadiene-1,4-dione

There total 14 articles about 2,5-Diamino-2,5-cyclohexadiene-1,4-dione 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: 90.0%

2,5-Diamino-1,4-benzenediol bis hydrochloride (24171-03-7,51074-02-3) → 2,5-diaminocyclohexa-2,5-diene-1,4-dione (1521-06-8)

Guidance literature:

With triethylamine; In water; at 20 ℃; for 0.5h; air;

DOI:10.1002/chem.200903409

Reference yield: 82.0%

3,6-diamino-2,5-dibromo-1,4-benzoquinone (27344-26-9) → 2,5-diaminocyclohexa-2,5-diene-1,4-dione (1521-06-8)

Guidance literature:

3,6-diamino-2,5-dibromo-1,4-benzoquinone; With hydrogen; palladium on activated charcoal; In methanol; at 20 ℃; for 6h; under 2327.17 Torr;

With triethylamine; In methanol; water; at 20 ℃; for 4.5h; pH=10 - 12;

DOI:10.1055/s-2006-958945

Reference yield: 71.0%

hydroquinone (123-31-9,8027-02-9) → 2,5-diaminocyclohexa-2,5-diene-1,4-dione (1521-06-8)

Guidance literature:

With potassium hexacyanoferrate (III); sodium azide; In aq. acetate buffer; at 20 - 45 ℃;

DOI:10.13005/ojc/320635

upstream raw materials:

2,5-dimethoxyquinone

N,N'-(3,6-dioxocyclohexa-1,4-diene-1,4-diyl)diacetamide

3,6-diamino-2,5-dibromo-1,4-benzoquinone

tetrabromobenzoquinone

Downstream raw materials:

2,6-di-p-tolyl-benzo[1,2-d;4,5-d']bisoxazole

2,6-diphenylbenzo[1,2-d:4,5-d']bis(oxazole)

2,5-bis-benzoylamino-[1,4]benzoquinone

2,5-diamino-1,4-benzenediol

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