Sinteza fenciklidina (P*****)

tripeep

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v shemi 4 pomeni, da je treba obdelati z zadostno količino amonijevega hidroksida in nasičeno raztopino NH4Cl, dokler se oborina ne raztopi. in koliko uteži je potrebnih?
 

the money

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wish690

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"Upoštevajte, da uporaba fenil litija namesto fenil magnezijevega bromida povzroči neuspeh prek adicije na nitril in ne izpodrivanja. V prisotnosti Lewisove kisline pa fenillitij izpodrine nitrilno skupino in dobi želeni produkt. Primarni aminoanalogi PCC, kot je N-etilaminocikloheksanekarbonitril, bodo z reakcijo s 3 moli fenilitija proizvedli želene analoge P*****.
"

Kaj to pomeni? Ali je za PCE in druge primarne aminoanaloge z nitrilno metodo in fenillitijem potrebna Lewisova kislina? Ali je potrebna samo za P*****? Katera Lewisova kislina je najboljša?
 
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G.Patton

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Ugibam, da je v tem primeru primeren AlCl3
 

wish690

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Ali je treba AlCl3 pred nitrilom spustiti v fenillitij? Koliko?
 

G.Patton

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Predvidevam, da gre za katalitično količino.
 
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