2,3-Dichloro-5,6-dicyano-1,4-benzoquinone
Pharmaceutical Materials 2025-03-02
CAS Number: 84-58-2
Molecular Formula: C8Cl2N2O2
Molecular Weight: 227.01 g/mol
Appearance: Bright yellow solid
Melting Point: 213-216°C
Solubility: Soluble in EtOAc, THF, benzene, dioxane, and acetic acid; slightly soluble in water
Usage: Used as a strong oxidant in organic synthesis.
| Category | Information |
|---|---|
| Basic Information | |
| Name | 2.3-Dichloro-5.6-dicyano-1.4-benzoquinone |
| Abbreviation | DDQ |
| CAS Number | 84-58-2 |
| Molecular Formula | C8Cl2N2O2 |
| Molecular Weight | 227.01 |
| Purity | 99% |
| EINECS Number | 201-542-2 |
| Physical Properties | |
| Appearance | Bright yellow solid |
| Melting Point | 213~216°C |
| Solubility | Soluble in ethyl acetate and THF; moderately soluble in dichloromethane, benzene, dioxane, and acetic acid; slightly soluble in water |
| Stability and Hazards | |
| Stability to Air | Stable |
| Hazard upon Water Contact | Releases HCN; must be handled in an anhydrous environment under inert gas protection |
| Health Hazards | Inhalation, ingestion, or skin absorption is harmful; emits toxic gases when heated; irritant |
| Applications | |
| Main Uses | As a selective oxidant for organic compounds and an analytical reagent |
| Specific Applications | Widely used in dehydrogenation reactions, especially for steroidal compounds; also used in alcohol oxidation, aromatic ring benzyl position oxidation, carbon-carbon bond formation, and other organic reactions |
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