[OH:1][CH2:2][C:3]1[CH:8]=[CH:7][C:6]([N+:9]([O-])=O)=[CH:5][C:4]=1[CH2:12][CH2:13][OH:14]>[Pt].C1COCC1>[NH2:9][C:6]1[CH:7]=[CH:8][C:3]([CH2:2][OH:1])=[C:4]([CH2:12][CH2:13][OH:14])[CH:5]=1Pt-C (50% water wet, 200 mg) was added to a THF (40 mL) solution of 2-(2 hydroxymethly-5-nitro-phenyl)-ethanol (1.0 g, 5 mmol) and the reaction hydrogenated at 50 psi for 2 hrs. NMR showed complete reaction to form 2-(5-amino-2-hydroxymethyl-phenyl)-ethanol (compound (9) in Scheme 3);
Wird geladen…