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1)  acyloin [ə'siləuin]
偶姻
1.
The α-hydroxyketone (acyloin) flavoring series by the use of coenzyme vitamin B_1 ascatalyst in the non-aqueous system are prepared in high yields.
用辅酶VB_1做催化剂,在非水体系中合成了α-羟基酮(偶姻)系列香料7种,产率较高。
2)  furoin ['fju:rɔin]
糠偶姻
1.
Synthesis of furoin using VB_1 as catalyst;
VB_1催化糠偶姻缩合的研究
3)  asymmetric benzoin condensation
偶姻缩合
1.
This paper is intended to delineate spectacular achievements that have been made in the area of catalysis using N-heterocyclic carbenes for the asymmetric benzoin condensation in the past ten year
模拟硫胺素辅酶的卡宾立体选择性催化剂是化学家的研究热点,对近十年来手性N-杂环卡宾在对映选择性偶姻缩合中的应用进展进行研究。
4)  benzoin [英]['benzəuin]  [美]['bɛnzoɪn]
苯偶姻
1.
Catalytic oxidation of benzoin to benzil by molecular oxygen using metal oxide supported on activated charcol, silcon oxide, activated aluminum oxide and obsorbe resin as catalyst at atmosphere pressure was studied.
考察了几种常用载体负载金属氧化物催化分子氧氧化苯偶姻制备苯偶酰的性能 ,发现氧化铁 /三氧化二铝催化活性较高 ,稳定性较好 。
2.
dihydro-2,3-diphenyl-1,4-dioxene and 5,6-dihydro-2,3-diphenyl-1,4-oxathiin were synthesized by the reaction of benzoin with ethylene glycol or 2-mercaptoethanol under microwave irradiation.
用微波辐照方法研究了苯偶姻与乙二醇或巯基乙醇在酸催化下的缩合反应 。
3.
Dry oxidation of benzoin with air under microwave irradiation gave benzil in excellent yield.
研究了微波辐射下干法氧化苯偶姻生成苯偶酰的反应。
5)  propionoin
丙偶姻
1.
Synthesis of propionoin by ultrasonic wave;
超声波法合成丙偶姻的研究
6)  acetoin [ə'setɔin]
乙偶姻
1.
The methods for producing acetoin through catalytic reduction of 2,3-butanedione and catalytic oxidation of 2,3-butanediol were reviewed,and the development trend of producing acetoin was also introduced.
综述了由丁二酮和丁二醇两种原料合成乙偶姻的研究现状 ,分析了乙偶姻合成研究的发展趋势。
2.
Four oxidants,including ironic chloride,ironic sulfate,cupric chloride and cupric sulfate,were compared to be used to oxidize acetoin to prepare butanedione.
比较了氯化铁、硫酸铁、氯化铜和硫酸铜4种氧化剂氧化乙偶姻制备丁二酮的效果,其氧化效果的顺序依次是:氯化铁>氯化铜>硫酸铁硫酸铜。
3.
The study on acetoin crystallization dimer showed that the yield of acetoin-dimer was affected by the optical rotation of acetoin.
对乙偶姻二聚体结晶的研究表明,乙偶姻的旋光值对二聚体的结晶得率影响很大,旋光值越接近于零,结晶得率越高。
补充资料:邑姻
1.同邑中的姻亲。
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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