Modification for synthetic purposes on the Diels - Alder adducts 56 and 62 has only rarely been considered.
為了達(dá)到合成的目的,對(duì)Diels-Alder加 成物(56)和(62)加以改造的問(wèn)題很少有人考慮.
辭典例句
Diels — Alder reaction is one of the important research content in the fields of organic chemistry.
Diels—Alder反應(yīng)是目前有機(jī)化學(xué)領(lǐng)域重要研究?jī)?nèi)容之一.
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Activated olefinic bond Amine, thiol radical initiator, cationic initiator, dienes ( Diels - alder reactive ).
活性烯鍵胺, 巰基,引發(fā)劑, 陽(yáng)離子引發(fā)劑, 烯烴 ( 的Diels-Alder反應(yīng) ).
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They were principally used to catalyze aldol, allylation, Diels - Alder, ene and Friedel - Crafts reactions.
它們主要被用來(lái)催化Aldol, 烯丙基化, Diels-Alder, Ene和 Friedel -Crafts等反應(yīng).
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Diels - Alder reaction of 2 - merhylene - 1 - pheny 1 - 1.3 - butanedione catalysed by zinc chloride as lewis acid with 1.3 - cylcopentadiene was reported.
以氯化鋅為路易斯酸催化劑,探討了2 ─ 亞甲基─1 ─ 苯基 ─ 1.3 ─ 丁二酮與1.3 ─ 環(huán)戊二烯的Diels─Alder反應(yīng).
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There are two forms of calcium oxalate crystals in Idesia polyc - arpa var. vestila Diels, prisms and druses.
水冬瓜(Idesiapolycarpavar. vestitaDiels)體內(nèi)草酸鈣結(jié)晶有晶簇和棱晶兩種.
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This paper provides a basis for anatomy of culture of Angelica sinensis ( Oliv. ) Diels .
本文為 當(dāng)歸 的栽培管理提供了解剖學(xué)依據(jù).
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Aim To study the anti - dysmenorrhea effect of the essential oil from Angelica sinensis Diels.
目的研究當(dāng)歸精油治療痛經(jīng)的藥理作用.
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