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Place in it a solution of 1-morpholino- cyclohexene (51 g) in dry dioxane (300 ml).
「1−モルホリノシクロヘキセン(51g)の乾燥ジオキサン(300ml)溶液中をそこに入れる。」
www.sunflare.com/izumi/Class/Class_028.htm
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Fit a 1 litre three-necked flask with a stirrer, a condenser and a dropping funnel. Place in it a solution of 1-morpholino- cyclohexene (51 g) in dry dioxane (300 ml). Add, with stirring, methylvinylketone [redistilled immediately before use] (22.4 g) over about thirty minutes.
www.ch.ic.ac.uk/local/organic/11.html
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