1.1
Reagents:
2-(Aminomethyl)phenol
Catalysts:
(8α,9R)-9-(1,1-Dimethylethoxy)cinchonan-6′-ol
Solvents:
Benzene
;
48 h, 25 °C
1.2
Reagents:
Hydrochloric acid
Solvents:
Tetrahydrofuran
,
Water
;
5 h, rt
1.3
Reagents:
Sodium bicarbonate
Solvents:
Water
;
pH 8

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