1) heterocyclic ketene aminals
杂环烯酮缩胺
1.
It was found that under a neutral condition,the reaction of heterocyclic ketene aminals and ethyl bromo-acetate could give four new heterocyclic products:4a,4b,5a,5b with excellent yields.
对氟苯甲酰基或杂环芳酰基取代的杂环烯酮缩胺1(2)与溴乙酸乙酯反应,高产率地得到二氮杂二环[330]4或二氮杂二环[430]5衍生物。
2.
Owing to the special structure and high reactivity of 2-(benzo[d]thiazole-2-yl)- acetonitrile andβ-(2-chloroaroyl)-heterocyclic ketene aminals, we herein developed an excellent strategy for for the synthesis of 4H-benzo[b]pyrans, tetrahydroimidazo -[1,2-a]pyridines and 1,8-naphthyridines derivatives.
本论文基于2-氰甲基苯并噻唑及利用β-邻氯芳基杂环烯酮缩胺的独特结构和突出的反应性能,构筑和发展4H-苯并[b]吡喃,四氢咪唑并吡啶和1,8-二氮杂萘类杂环体系的合成方法。
3.
The structure of heterocyclic ketene aminals is peculiar and notable which possesses a large conjugation system in its molecule.
杂环烯酮缩胺是一类在有机合成方面有价值的多官能团反应中间体。
2) Ketene aminal
乙烯酮缩胺
3) cycloenaminone
环状烯胺酮
4) condensation eterocycle-fusedtroponoid
缩杂环酮化合物
5) thietone
硫杂环丁烯酮
1.
The two isomerization reactions of formyl(thioformyl)ketene forming two four membered unsaturated heterocycle products thietone or oxetone have been studied by using ab initio method at HF/6 31G * level.
用从头算方法对甲酰基甲硫酰基双烯酮两种形成不饱和四员杂环硫杂环丁烯酮或氧杂环丁烯酮的异构化反应进行了理论研究 ,优化得到反应途径上的反应物、过渡态和产物的构型 ,通过振动分析对过渡态进行了确认 。
6) oxetone
['ɔksitəun]
氧杂环丁烯酮
1.
The two isomerization reactions of formyl(thioformyl)ketene forming two four membered unsaturated heterocycle products thietone or oxetone have been studied by using ab initio method at HF/6 31G * level.
用从头算方法对甲酰基甲硫酰基双烯酮两种形成不饱和四员杂环硫杂环丁烯酮或氧杂环丁烯酮的异构化反应进行了理论研究 ,优化得到反应途径上的反应物、过渡态和产物的构型 ,通过振动分析对过渡态进行了确认 。
补充资料：氧杂环十六烯-2-酮
CAS: 34902-57-3
中文名称: 氧杂环十六烯-2-酮
英文名称: Oxacyclohexadecen-2-one
中文名称: 氧杂环十六烯-2-酮
英文名称: Oxacyclohexadecen-2-one
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条