Triethylamine → 4-Thiazolemethanol, 2-ethynyl-(9CI)
Reaktionsgleichung
Br[C:2]1[S:3][CH:4]=[C:5]([CH2:7][OH:8])[N:6]=1.[Cl-].[NH4+].[CH2:11](N(CC)CC)[CH3:12]>[Cu](I)I.[Pd](Cl)Cl.C1(P(C2C=CC=CC=2)C2C=CC=CC=2)C=CC=CC=1.C1(P(C2C=CC=CC=2)C2C=CC=CC=2)C=CC=CC=1>[C:11]([C:2]1[S:3][CH:4]=[C:5]([CH2:7][OH:8])[N:6]=1)#[CH:12]Komponenten
6
Versuchsvorschrift
2-bromo 4-thiazolyl methanol of preparation 39 was reacted with trimethylacetylene in the presence of copper iodide, bis(triphenylphosphine) palladium chloride and triethylamine and then the mixture was poured into an aqueous solution of ammonium chloride to obtain the expected alcohol.
Quellen und Nachweise
- ORD-Eintrag
- ord-6b8b2977c0c04148a5728397ca6830b2
- Quelldatensatz
- uspto-grants-1995_03
- Patentnummer
- US05395845
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