Triethylamine → HCID 123643465, compound

Participants

Reaction Steps

Under nitrogen atmosphere 59.9 mg (0.308 mmol) of copper(I) iodide and 110.3 mg (0.154 mmol) of bis(triphenylphosphine)palladium(II) dichloride [(PPh3)2PdCl2] were added to a 100 ml four-necked flask. At 23° C., 42.0 ml of anhydrous THF was added and the yellow suspension was stirred for 5 min. When 2.15 ml (15.4 mmol) of triethylamine were introduced drop wise via syringe an orange solution was obtained. Within 1 minute 3.10 g (15.4 mmol) of 4-chloro-3-methyl-4-oxobut-2-enyl acetate (compound of formula (Ia)) were added and the solution turned dark orange. Upon drop wise addition of 2.92 g (14.0 mmol) of 1,3,3-trimethyl-2-(3-methylpent-2-en-4-ynyl)cyclohex-1-ene (compound of formula (III))

Provenance & Evidence