1) α,β-unsaturated ketones and esters
α,β-不饱和酮、酯
1.
Treatment of the polymer-supported α-phenylseleno ketones and esters prepared from polymer-supported selenium bromide with ketone and ester enolates with hydrogen peroxide afford α,β-unsaturated ketones and esters in good yields and high purities (>95%) without further purification.
酮或酯在-78℃经二异丙基胺基锂(LDA)作用形成相应的烯醇式氧负离子,烯醇式氧负离子再与聚苯乙烯负载硒溴反应得到聚苯乙烯负载α-硒基酮或酯;常温下将该负载型的α-硒基酮或酯用过量的30%双氧水处理制得相应的α,β-不饱和酮、酯。
2) α,β-unsaturated-γ-keto-lactone
α,β-不饱和-γ-缩酮内酯
3) α,β-unsaturated ketones
α,β-不饱和酮
1.
Thia-michael addition of thiol equivalents to α,β-unsaturated ketones under solvent-free conditions;
无溶剂条件下代硫醇试剂与α,β-不饱和酮的迈克尔加成反应
2.
It was reviewed the research progress on the chemistry of α,β-unsaturated ketones.
详细地对α,β-不饱和酮化学进行了综述。
4) α,β-unsaturated aldehydes / ketones
α,β-不饱和醛/酮
1.
Progress on homogeneous and heterogeneous catalysts of MPV reduction of α,β-unsaturated aldehydes / ketones,synthesis method of the catalyst and its catalytic mechanism are reviewed.
叙述了以醇为氢源,应用MPV反应选择性还原α,β-不饱和醛/酮为α,β-不饱和醇的过程中使用的均相、多相催化剂及其制备方法、催化机理的研究进展。
5) α,β-unsaturated ketone(aldehyde)
α,β-不饱和酮(醛)
6) α,β-Enones
α,β-不饱和酮
1.
A New Recyclabe Prolinol Derivative for the Asymmetric Organocatalytic Epoxidation of α,β-Enones;
将以L-脯氨酸为原料合成的光学活性脯氨醇衍生物((S)-2-吡咯烷基-α,α-二(α-萘基)甲醇1),作为有机小分子催化剂,在催化8种α,β-不饱和酮的不对称环氧化反应中表现出较好的立体选择性(58。
补充资料：5α-雄甾-1α,3β,17β-三醇-17-醋酸酯
分子式：暂无
分子量：暂无
CAS号：暂无
性质：暂无
制备方法：暂无
用途：暂无
分子量：暂无
CAS号：暂无
性质：暂无
制备方法：暂无
用途：暂无
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