5-Chlorovaleryl chloride → 5-Chloro-1-(2,2-dimethyl-3,4-dihydro-2H-chromen-6-yl)-1-pentanone

HRID 722934

Reaktionsgleichung

Reaktionsgleichung von HRID 722934
[CH3:1][C:2]1([CH3:12])[CH2:11][CH2:10][C:9]2[C:4](=[CH:5][CH:6]=[CH:7][CH:8]=2)[O:3]1.[Cl:13][CH2:14][CH2:15][CH2:16][CH2:17][C:18](Cl)=[O:19]>>[Cl:13][CH2:14][CH2:15][CH2:16][CH2:17][C:18]([C:7]1[CH:8]=[C:9]2[C:4](=[CH:5][CH:6]=1)[O:3][C:2]([CH3:12])([CH3:1])[CH2:11][CH2:10]2)=[O:19]

Komponenten

3

Edukt 2

HCID 740895-Chlorovaleryl chlorideHCID 1369362,2-Dimethylchroman

Produkt 1

HCID 218873075-Chloro-1-(2,2-dimethyl-3,4-dihydro-2H-chromen-6-yl)-1-pentanone

Versuchsvorschrift

Using 2,2-dimethylchroman (19.7 g) and 5-chlorovaleryl chloride (20.7 g) according to the same method as that of Reference Example 1, the title compound was obtained as colorless crystals (22.0 g) having a melting point of 50 to 51° C.

Quellen und Nachweise

ORD-Eintrag
ord-f0bc7c19ca004556b8b322dc57b2b846
Quelldatensatz
uspto-grants-2006_11
Patentnummer
US07138533B2

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