HCl (4 ml) and sodium nitrite (1.12 mmol) in water (1.5 ml) was stirred at room temperature for 2 h.
A mixture of the substrate (1 mmol) and SANM (3.06 mol %, 8 mg) in MeOH (3 mL) was stirred at room temperature.
A suspension of (S -11 (68.5 mg, 0.2 mmol) and anhydrouS -11O3 (276 mg, 2 mmol) in CH3OH (1 mL) was stirred at room temperature.
A mixture of compound 14 (0.01 mol), and the α,β-diketone (Acetylacetone) (0.01 mol) in absolute ethanol (30 mL) was stirred under reflux for 12 h.
A solution of steroid 8 (0.3 g, 0.8 mmol) in methanol (45 ml) and 2% aqueous sodium hydroxide (3 ml) was stirred for 30 min at room temperature.
A solution of 2-cyanopyrimidine (4.0 g, 0.038 mol) in 7N ammonia in methanol (300 mL) was stirred at room temperature for 48 h.
A mixture of chalcones derivatives 3b-d (1 mmol) and bromine (2 ml) in chloroform (25 ml) was stirred for 1 4 h.
A mixture of (2a or 2b) (3 mmol) and malononitrile (3 mmol) in basic ethanolic solution (10 ml) was stirred at room temperature overnight.
A mixture of the substrate (1 mmol), FDMA (6 mmol, 0.456 g), and SANM (3 mg) in CHCl3 (3 mL) was stirred at reflux temperature.
A mixture of (29) (35.6 g, 0.1 mol) and N-nitrosoacetanilide [35] (10.4 g, 0.1 mol) in ethanol (100 ml) was stirred for 2 h at room temperature.
A mixture of 4 (0.01 mol) and phenyl isothiocyanate (0.01 mol) in dimethylformamide (25 mL) was stirred under reflux for 5 h.
