1,2-Dichloro-1,1,2,2-tetramethyldisilane → 1-Chloro-2-(tetramethylcyclopentadienyl)-1,1,2,2-tetramethyldisilane

HRID 1421340

Reaktionsgleichung

Reaktionsgleichung von HRID 1421340
[Cl:1][Si:2]([CH3:8])([CH3:7])[Si:3](Cl)([CH3:5])[CH3:4].[CH3:9][C-:10]1[CH:14]=[C:13]([CH3:15])[C:12]([CH3:16])=[C:11]1[CH3:17].[Na+]>COC>[Cl:1][Si:2]([CH3:8])([CH3:7])[Si:3]([CH:14]1[C:13]([CH3:15])=[C:12]([CH3:16])[C:11]([CH3:17])=[C:10]1[CH3:9])([CH3:5])[CH3:4]

Komponenten

4

Edukt 2

HCID 780451,2-Dichloro-1,1,2,2-tetramethyldisilaneHCID 86585831Sodium tetramethylcyclopentadienide

Produkt 1

HCID 1317203731-Chloro-2-(tetramethylcyclopentadienyl)-1,1,2,2-tetramethyldisilane

Reagenzien, Katalysatoren, Lösungsmittel 1

HCID 8254Dimethyl EtherLösungsmittel2×

Versuchsvorschrift

To a solution of 4.802 g (25.7 mmol) 1,2-dichloro-1,1,2,2-tetramethyldisilane in 50 mL dimethylether was slowly added a solution of 2.285 g (12.8 mmol) sodium 1,2,3,4-tetramethylcyclopentadienide in 30 mL dimethylether. The reaction mixture was stirred several hours, then the solvent was removed, the residue was extracted with pentane and filtered. The pentane was removed under reduced pressure to give the product as a light-yellow oil. Mass spec: m/e 272 (8%). 1H NMR (C6D6) δ 2.70 (s, 1H), 1.83 (s, 6H), 1.69 (s, 6H), 0.28 (s, 6H), 0.23 (s, 6H); 13C NMR (C6D6) δ 135.8, 134.0, 54.4, 14.6, 11.4, 3.2, -2.4.

Aufarbeitung

  1. customthe solvent was removed
  2. extractionthe residue was extracted with pentane
  3. filtrationfiltered
  4. customThe pentane was removed under reduced pressure

Quellen und Nachweise

ORD-Eintrag
ord-2b890692d01446cd933d16c3a1a50f04
Quelldatensatz
uspto-grants-2000_06
Patentnummer
US06075077

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