methyl allyl carbonate; palladium diacetate in benzonitrile Heating;

palladium diacetate in benzonitrile Heatingmethod for α,β-allyl ester preparation;

in tetrahydrofuran T=-80°C;

sodium 40 h; Heating;

1.1: zinc dibromide / dichloromethane / 1.5 h / 20 - 45 °C / Industry scale 2.1: sodium hydroxide; water / methanol / 16 h / 70 °C / Industry scale 2.2: 10 °C / pH ~ 1.5 / Industry scale 3.1: Oxonereg; / dichloromethane / 24 h / 15 °C / Industry scale 4.1: triethylamine; diphenyl phosphoryl azide / toluene / 9 h / 80 °C / 760.05 Torr / Industry scale; Reflux 5.1: triethylamine / toluene; water / 7 h / 0 - 20 °C / Industry scale View Scheme

1.1: zinc dibromide / dichloromethane / 1.5 h / 20 - 45 °C / Industry scale 2.1: sodium hydroxide; water / methanol / 16 h / 70 °C / Industry scale 2.2: 10 °C / pH ~ 1.5 / Industry scale 3.1: Oxonereg; / dichloromethane / 24 h / 15 °C / Industry scale 4.1: triethylamine; diphenyl phosphoryl azide / toluene / 9 h / 80 °C / 760.05 Torr / Industry scale; Reflux 5.1: triethylamine / toluene; water / 7 h / 0 - 20 °C / Industry scale 6.1: benzotriazol-1-ol; 4-methyl-morpholine; N'-(3-dimethylaminopropyl)-N-ethylcarbodiimide / acetonitrile; water / 5 h / 5 - 40 °C / Industry scale 7.1: sodium hydroxide; water / 2-methyl tetrahydrofuran / 7 h / 20 - 60 °C / Industry scale 7.2: 0.17 h / 20 - 30 °C / pH 1.5 - 3 / Industry scale View Scheme

1: n-butyllithium / diethyl ether / -35 °C 2: triethylamine / methanol / 12 h / Heating View Scheme

lt;(η3-C3H5)Pd(MePPH)gt;+BF4-; sodium acetate in dimethyl sulfoxide Ambient temperature;

titanium(IV) isopropylate; titanium tetrachloride 1.) CH2Cl2, -78 deg C, 1 h, 0 deg C, 2 h; 2.) H2O, DME, reflux, 3 h; Yield given. Multistep reaction. Yields of byproduct given;

titanium(IV) isopropylate; titanium tetrachloride; ethylene glycol dimethyl ether 1) dichloromethane, -78 deg C, 1 h; Yield given. Multistep reaction;