1) 4-oxo-β-damascone
4-氧代-β-大马酮
1.
The pyrolysis behavior of an essence,4-oxo-β-damascone,was investigated using an on-line pyrolysis gas chromatography-mass spectrometry(PyGC/MS).
用在线裂解气相色谱/质谱法(PyGC/M S)研究了4-氧代-β-大马酮的热裂解行为。
2) β-damascone
β-大马酮
3) 4-oxo-β-ionone
4-氧代-β-紫罗兰酮
1.
Synthesis of 4-oxo-β-ionone by oxidation of sodium chlorate;
氯酸钠氧化法合成4-氧代-β-紫罗兰酮
2.
The results indicated that β-ionone was catalytically oxidized to 5,6-epoxy-β-ionone, 4-oxo-β-ionone, 4-hydroxy-β-ionone, and a little dihydroactinidiolide.
结果发现,该催化剂可以有效地催化分子氧氧化β-紫罗兰酮生成5,6-环氧-β-紫罗兰酮、4-氧代-β-紫罗兰酮、4-羟基-β-紫罗兰酮以及少量的二氢猕猴桃内酯,这些产物均是优质的香料及其前体。
3.
It was showed that major products were 4-oxo-β-ionone or 5, 6-epoxy-β-ionone when reaction temperature and the molar ratio of sodium chlorate and sodium iodide were changed.
实验揭示,改变反应温度和反应物摩尔比,主产物为4-氧代-β-紫罗兰酮或5,6-环氧-β-紫罗兰酮,在最优反应条件下其收率依次为53。
4) β-damascenone
β-大马烯酮
5) oxo-β-ionone
氧代-β-紫罗兰酮
1.
A series of L-histidine Schiff bases that include Sal-His(H_(2)L~(1)),Br-Sal-His(H_(2)L~(2)),NO_(2)-Sal-His(H_(2)L~(3)) and their Cu(Ⅱ) complexes were synthesized,and the catalytic behavior of Schiff-base-Cu for the oxidation of β-ionone to 4-oxo-β-ionone as well as the effects of substitutents on these properties were(examined).
合成了芳环上含不同取代基的Sch iff碱配体(水杨醛缩组氨酸(H2L1)、5-溴水杨醛缩组氨酸(H2L2)、5-硝基水杨醛缩组氨酸(H2L3))及其铜(Ⅱ)配合物,研究了其作为催化剂应用于催化分子氧氧化β-紫罗兰酮制备4-氧代-β-紫罗兰酮中的行为。
2.
The synthetic method of 4-oxo-β-ionone from α-ionone reported by Kaiser was improved.
对Kaiser报道的以α-紫罗兰酮为原料合成4-氧代-β-紫罗兰酮的方法进行了改进。
6) oxo-β-ionol
4-氧代-β-紫罗兰醇
1.
Synthesis of 4-oxo-β-ionol;
4-氧代-β-紫罗兰醇的合成
补充资料：大宛马
1.古代西域大宛国所产的良马。《史记．大宛列传》:"大宛在匈奴西南……多善马﹐马汗血﹐其先天马子也。"后以泛指骏马。
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