发现该工艺中主要生成苯甲醛,少量副产物是环氧苯乙烷和苯乙醛等。
The results showed that the main product was benzaldehyde and a little by-products were styrene oxide and phenylacetaldehyde.
方法采用高效液相色谱法对苯乙醇酸(MA)、苯乙醛酸(PGA)、苯乙烯巯基尿酸(MUA)进行监测。
Methods Urinary mandalic acid(MA), phenylglyoxalic acid(PGA) and mercapturic acid(MUA) of styrene were examined by high performance liquid chromatography(HPLC).
香料方面:常与苯乙醛共用,为调制洋水水仙香精,玫瑰香精等花香香料不可缺少的香料,也可用作定香剂,修饰剂。
Spice: the often Shared with phenylacetaldehyde, the modulation Yangshuinarcissus fragrance, roses and other floral fragrance perfume perfume essential, also be used as fixative agent, modifier.
研究了SAS型固体酸和几种分子筛上氧化苯乙烯液相重排成苯乙醛的反应,考察了催化剂的活性、选择性和和稳定性。
The method of liquid phase rearrangement of styrene oxide to phenylacetaldehyde catalyzed by SAStype solid acids and molecular sieves was studied.
研究了SAS型固体酸和几种分子筛上氧化苯乙烯液相重排成苯乙醛的反应,考察了催化剂的活性、选择性和和稳定性。
The method of liquid phase rearrangement of styrene oxide to phenylacetaldehyde catalyzed by SAStype solid acids and molecular sieves was studied.
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