Dabco → [1,1'-Biphenyl]-3-ylmethyl 3-(2,2-dibromoethenyl)-2,2-dimethycyclopropanecarboxylate

HRID 66118

Reaktionsgleichung

Reaktionsgleichung von HRID 66118
[OH-].[K+].[Br:3][C:4]([Br:14])=[CH:5][CH:6]1[CH:8]([C:9]([OH:11])=[O:10])[C:7]1([CH3:13])[CH3:12].Br[CH2:16][C:17]1[CH:18]=[C:19]([C:23]2[CH:28]=[CH:27][CH:26]=[CH:25][CH:24]=2)[CH:20]=[CH:21][CH:22]=1.N12CCN(CC1)CC2>>[Br:3][C:4]([Br:14])=[CH:5][CH:6]1[CH:8]([C:9]([O:11][CH2:16][C:17]2[CH:18]=[C:19]([C:23]3[CH:28]=[CH:27][CH:26]=[CH:25][CH:24]=3)[CH:20]=[CH:21][CH:22]=2)=[O:10])[C:7]1([CH3:12])[CH3:13]

Komponenten

5

Edukt 4

HCID 9237DabcoHCID 14797Potassium HydroxideHCID 1812483-(2,2-Dibromovinyl)-2,2-dimethylcyclopropane-1-carboxylic acidHCID 38644053-(Bromomethyl)biphenyl

Produkt 1

HCID 13064776[1,1'-Biphenyl]-3-ylmethyl 3-(2,2-dibromoethenyl)-2,2-dimethycyclopropanecarboxylate

Versuchsvorschrift

[1,1'-Biphenyl]-3-ylmethyl 3-(2,2-dibromoethenyl)-2,2-dimethycyclopropanecarboxylate was prepared by the method described in Example 1B above using potassium hydroxide (0.66 g, 0.12 mole), 3-(2,2-dibromoethenyl)-2,2-dimethylcyclopropanecarboxylic acid (5.3 g, 0.12 mole), which may be prepared according to the method of Elliott, et al., U.S. Pat. No. 4,024,163, 3-bromomethylbiphenyl (2.7 g, 0.12 mole), and 0.1 g of 1,4-diazabicyclo[2.2.2]octane.

Aufarbeitung

  1. custommay be prepared

Quellen und Nachweise

ORD-Eintrag
ord-3416e62f173340af90f85110cb689995
Quelldatensatz
uspto-grants-1978_12
Patentnummer
US04130657

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