2,3-Dichloro-5,6-dicyano-1,4-benzoquinone CAS 84-58-2

Product Description:

Product Name: 2,3-Dichloro-5,6-dicyano-1,4-benzoquinone CAS NO: 84-58-2

Synonyms:

4,5-dichloro-3,6-dioxocyclohexa-1,4-diene-1,2-dicarbonitrile;

1,4-Cyclohexadiene-1,2-dicarbonitrile, 4,5-dichloro-3,6-dioxo-;

Chemical & Physical Properties:

Appearance: Yellow to orange powder

Assay :≥99.00%

Density: 1.7 g/cm3

Boiling Point: 301.8℃ at 760 mmHg

Melting Point: 213-216℃

Flash Point: 136.3℃

Refractive Index: 1.601

Water Solubility: Reacts

Stability: Stable under normal temperatures and pressures.

Storage Condition: 0-6℃

Safety Information:

RTECS: GU4825000

Hazard Class: 6.1

Safety Statements: S26-S36/37-S45

HS Code: 2926909090

WGK Germany: 3

Packing Group: II

RIDADR: UN 3439 6.1/PG 3

Risk Statements: R20/21; R25; R37/38; R41

Hazard Code: T

Symbol: GHS06

Hazard Declaration: H301

Supplemental Hazard Statements: Contact with water liberates toxic gas.

Caution Statements: P301 + P310

Signal Word: Danger

2,3-Dichloro-5,6-dicyano-1,4-benzoquinone (or DDQ) is the chemical reagent with formula C6Cl2(CN)2O2. This oxidant is useful for the dehydrogenation of alcohols, phenols, and s-teroid ketones in organic chemistry. DDQ decomposes in water, but is stable in aqueous mineral acid.

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