sodium hydroxide; TUD in water; isopropyl alcohol 3 h; Heating;

1: 77 percent / glucose, 2N NaOH / ethanol / 1 h / Heating 2: 84 percent / Zn, 2N NaOH / ethanol / 1 h / Ambient temperature View Scheme

sodium hydroxide; TUD in methanol; water 3 h; Heatingother solvents, various molar equivalents of thiourea S,S-dioxide and NaOH; Product distribution;