2,3-Dichloro-5,6-dicyano-1,4-benzoquinone, 98%
2,3-Dichloro-5,6-dicyano-1,4-benzoquinone, 98%
2,3-Dichloro-5,6-dicyano-1,4-benzoquinone, 98%
2,3-Dichloro-5,6-dicyano-1,4-benzoquinone, 98%
Thermo Scientific Chemicals

2,3-Dichloro-5,6-dicyano-1,4-benzoquinone, 98%

CAS: 84-58-2 | C8Cl2N2O2 | 227 g/mol
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Catalog number A11879.09
also known as A11879-09
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Chemical Identifiers
CAS84-58-2
IUPAC Name4,5-dichloro-3,6-dioxocyclohexa-1,4-diene-1,2-dicarbonitrile
Molecular FormulaC8Cl2N2O2
InChI KeyHZNVUJQVZSTENZ-UHFFFAOYSA-N
SMILESClC1=C(Cl)C(=O)C(C#N)=C(C#N)C1=O
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SpecificationsSpecification SheetSpecification Sheet
Appearance (Color)Yellow to orange
FormPowder or crystalline powder or crystals
Assay (Iodometric Titration)≥97.5 to ≤102.5%
Identification (FTIR)Conforms
Melting Point (clear melt)213.0-219.0°C
2,3-Dichloro-5,6-dicyano-1,4-benzoquinone is used as a reagent for oxidative couplings and cyclization reactions and dehydrogenation of alcohols, phenols and steroid ketones. It is also used in the synthesis of 1,2-benzisoxazoles. It is a useful electron-transfer reagent for synthesis of quinolines from imines and alkynes or alkenes.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
2,3-Dichloro-5,6-dicyano-1,4-benzoquinone is used as a reagent for oxidative couplings and cyclization reactions and dehydrogenation of alcohols, phenols and steroid ketones. It is also used in the synthesis of 1,2-benzisoxazoles. It is a useful electron-transfer reagent for synthesis of quinolines from imines and alkynes or alkenes.

Solubility
Soluble in benzene, methanol, acetic acid and dioxane.Slightly soluble in chloroform,, dichloromethane.

Notes
Store in a cool place. Incompatible with strong acids, strong bases, strong oxidizing agents and strong reducing agents.
RUO – Research Use Only