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1)  α,β-unsaturated sugar ester
α,β-不饱和糖酯
2)  α,β-unsaturated esters
α,β-不饱和酯
1.
A reducing system,NaBH4-CuCl/CH3OH,was applied for the selective reduction of carbon-carbon double bond of α,β-unsaturated esters with high selectivity.
用NaBH4-CuCl/CH3OH体系高选择地还原了α,β-不饱和酯的碳碳双键,考察了还原剂NaBH4和CuCl的用量、溶剂、不同的卤化物等因素对反应的影响。
2.
Cyclopentenone derivatives and α,β-unsaturated esters are two sorts of extraordinary important compounds.
环戊烯酮衍生物和α,β-不饱和酯是两类非常重要的化合物。
3)  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。
4)  α,β-unsaturated ester
α,β-不饱和酯
1.
The reaction results in the direct carbon-carbon double bond formation from silyl ethers to give the corresponding α,β-unsaturated esters.
该反应使硅醚直接形成碳碳双键而得到α,β-不饱和酯。
5)  α,β unsaturated esters (nitriles)
α,β-不饱和酯(腈)
6)  β-fluoro-α,β-unsaturated ester
β-氟-α,β-不饱和酯
1.
β-fluoro-α,β-unsaturated esters were obtained through "one-pot" reaction under solvent-free conditions.
研究了在无溶剂条件下羰基化合物、溴氟乙酸乙酯和三苯基膦三组分的"一锅法"反应,制备了一系列的β-氟-α,β-不饱和酯。
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

说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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