A six-membered and two seven-membered cycloalkynes, namely 1 – 3, are generated by matrix photolyses of the corresponding cyclopropenones 4 – 6 at about 15 K and characterized by spectroscopic means and in two cases by identification of the trimerization products 9 and 10.
六元和两个七元的环
炔烃,即1-3,是在约15 K下通过相应的
环丙烯酮4-6的基质光解产生的,并用光谱学方法表征,在两种情况下,通过鉴定三聚产物9和10 。