Rhodium (Rh) Flashcards

1
Q

Rhodium (Rh) (I)

Wilkinson-Katalysator (I->III)
Struktur des Katalysators

A
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2
Q

Rhodium (Rh) (I)

Wilkinson-Katalysator (I->III)
Wofür wird er eingesetzt?

A

Selektive Hydrierung von endständigen Doppelbindungen

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3
Q

Rhodium (Rh) (I)

Wilkinson-Katalysator (I->III)
Zeige den Katalysezyklus

A
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4
Q

Rhodium (Rh) (I)

Wilkinson-Katalysator (I->III)
Probleme?

A

Sterisch anspruchsvolle Substituenten oder vielfach Substituenten an einer Doppelbindung verhindern die Hydrierung

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5
Q

Rhodium (Rh) (I)

Wilkinson-Katalysator (I->III)
Knowles-L-DOPA-Synthese
Zeige die Synthese

A
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6
Q

Rhodium (Rh) (I)

Wilkinson-Katalysator (I->III)
Knowles-L-DOPA-Synthese
Welche Liganden kann man einsetzen?

A
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7
Q

Rhodium (Rh) (II)

Doyle-Cyclopropanierung
Wie sieht die Reaktionsgleichung aus?

A
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8
Q

Rhodium (Rh) (II)

Doyle-Cyclopropanierung
Wie sieht der Ligand und der ÜZ aus?

A
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9
Q

Rhodium (Rh)

Buchner-Reaktion
Wie läuft die Synthese des Carbenoid ab?

A
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10
Q

Rhodium (Rh)

Buchner-Reaktion
Wie läuft die Ringerweiterung ab?

A
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11
Q

Monsanto-Prozess

Mechanismus

A
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12
Q

Monsanto-Prozess

Katalysator

A
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13
Q

Monsanto-Prozess

Was soll hergestellt werden?

A

Kohlenstoffmonoxid zu Essigsäure

-> Großtechnische Herstellung Essigsäure

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