DDQ
DDQ
  • CAS No.:84-58-2
Other grades of this product :

Melting point 210-215 °C (dec.)(lit.)
Boiling point 301.8±42.0 °C(Predicted)
density 1.7500 (estimate)
storage temp. Store below +30°C.
solubility Soluble in benzene, methanol, acetic acid and dioxane.Slightly soluble in chloroform,, dichloromethane.
form Crystalline Powder or Crystals
color Yellow to orange
Water Solubility reacts
Sensitive Moisture Sensitive
Merck 14,3063
BRN 747939
InChIKeyHZNVUJQVZSTENZ-UHFFFAOYSA-N
CAS DataBase Reference84-58-2(CAS DataBase Reference)
NIST Chemistry Reference1,4-Cyclohexadiene-1,2-dicarbonitrile, 4,5-dichloro-3,6-dioxo-(84-58-2)
EPA Substance Registry System1,4-Cyclohexadiene-1,2-dicarbonitrile, 4,5-dichloro-3,6-dioxo- (84-58-2)
1,2-Dichloro-4,5-Dicyanobenzoquinone;2,3,5,6-Dichlorodicyanoquinone;2,3-dichloro-5,6-dicyano-4-benzoquinone;2,3-Dichloro-5,6-dicyano-para-benzoquinone;2-dicarbonitrile,4,5-dichloro-3,6-dioxo-4-cyclohexadiene-1;1,4-Cyclohexadiene-1,2-dicarbonitrile, 4,5-dichloro-3,6-dioxo-;2,3-DICHLORO-5,6-DICYANO-P-BENZOQUINONE ( DDQ );2,3-DICHLORO-5,6-DICYANO-P-BENZOQUINONE ( DDQ ) 99

2,3-Dichloro-5,6-dicyano-1,4-benzoquinone (DDQ) has a variety of applications. DDQ is a deprotection agent for ketals, acetals, and thioacetals. It is a useful electron transfer reagent for synthesis of quinolones and an oxidizing agent used to synthesize steroids. Additionally, DDQ is used with Ph3P to synthesize 1,2-benzisoxazoles.

An oxidizing agent, especially in steroid synthesis.
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.

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