2,6-Dimethylphenyl carbonochloridate → 1-Chloro-2,6-dimethylbenzene
Reaktionsgleichung
[Cl-:1].[Al+3].[Cl-].[Cl-].ClC(O[C:9]1[C:14]([CH3:15])=[CH:13][CH:12]=[CH:11][C:10]=1[CH3:16])=O>>[CH3:16][C:10]1[CH:11]=[CH:12][CH:13]=[C:14]([CH3:15])[C:9]=1[Cl:1]Komponenten
3
Reaktionsbedingungen
- Temperatur
- 200 °C
Versuchsvorschrift
0.3 g of anhydrous aluminium chloride was of 2,6-dimethylphenyl chloroformate and the mixture was heated to 200° C. at normal pressure. A further 150 g of 2,6-dimethylphenyl chloroformate and a further one gram of anhydrous aluminium chloride were then metered in over a period of 2 hours and the 2,6-dimethylchlorobenzene formed was simultaneously distilled off. The reaction did not proceed to completion and a mixture of 2,6-dimethylphenyl chloroformate and 2,6-dimethylchlorobenzene was obtained. Separation by distillation gave a 74% yield of 2,6-dimethylchlorobenzene (based on the conversion).
Aufarbeitung
- customwere then metered in over a period of 2 hours
Quellen und Nachweise
- ORD-Eintrag
- ord-c35d72054ef94a53819c13c4e62ff99e
- Quelldatensatz
- uspto-grants-1994_04
- Patentnummer
- US05306849
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