They were principally used to catalyze aldol, allylation, Diels - Alder, ene and Friedel - Crafts reactions.
它們主要被用來催化Aldol, 烯丙基化, Diels-Alder, Ene和 Friedel -Crafts等反應.
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Peace river region of originxiang fu streets and towns , less densely ene.
和睦地區原屬小河街道和祥符鎮, 人煙烯少.
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The hetero ene reaction is an important part of ene reaction.
雜原子烯反應是該反應的重要組成部分.
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Hydrocortisone ( HC ), 11? ? , 17α, 21 - trihydroxypregn - 4 - ene - 3,20 - dione, is an important grucocorticoid.
氫化可的松 ( hydrocortisone,HC ), 化學名稱為11β,17α, 21-三羥基孕甾 -4- 烯 -3,20-二酮, 屬腎上腺皮質激素類藥.
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Small ene experienced so much.
小烯經歷這么多.
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G ene ral examination did not reveal abnormal findings except the skin lesions.
組織病理顯示為慢性肉芽腫樣反應,見大量淡棕色分枝分隔的菌絲.
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Ene reaction is one of the simple and versatile reactions in organic synthesis.
烯反應是有機合成中簡單而用途廣泛的反應之一.
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Abstract: Ene reaction is one of the simple and versatile reactions in organic synthesis.
文摘: 烯反應是有機合成中簡單而用途廣泛的反應之一.
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Ene reaction is one of the simple and versatile reactions of organic synthesis in recent years.
烯反應是新近被用于有機合成的簡單而重要的反應.
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Results: The substance was identified as 22 hydroxy 23 , 24 bisnorchol 4 ene 3 one.
結果: 待鑒定產物為20羥基23,24二降膽4烯3酮.
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