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The target compound was synthesized from N-benzyl protected aminoacetophenone through hydrogenation,benzoylation and reduction.

以氮-苄基保护胺基为原,经氢化,苯甲酰化,还原三双苯甲酰沙丁胺醇

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Xanthone was efficiently synthesized from o-chlorobenzoic acid first by etherization and then by Friedel-Crafts reaction in the presence of aluminium trichloride.

以邻氯苯甲酸为原,行醚化,再在三氯化铝的作用下行傅-克反应,可简洁、高效的呫吨

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N butyl 2 ethoxy thioacridone was prepared from o chloro benzoic acid and p phenetidine by means of Ullman reaction,cyclization,N alkylation and sulfurization.

以邻氯苯甲酸和对乙氧基苯胺为原,经过胺的苯基化、二芳胺的环化、N-烷基化、硫代化反应了N-丁基-2-乙氧基硫代吖啶

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dacryops, dacryoptosis, dacryopyosis, dacryorhinocystotomy, dacryorrhea, dacryosinusitis, dacryosolen, dacryosolenitis, dacryostenosis, dacryosyringe,

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3G, 401(K), a,

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科学60秒-科学美国人 2019年3月合集

From Palau: The tiny Pacific archipelago became the first country to prohibit the use of sunscreens containing coral-toxic ingredients, including oxybenzone and octinoxate.

来自个小小的太平洋群岛成第一个禁止使用含有对有毒成分的防晒霜的国家,其中包括羟苯甲和辛氧酸盐。

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dactylethrae, dactylic, dactylin, dactyline, dactylioglyphy, dactyliomancy, dactylion, dactyliosolen, dactyliotheca, dactylite,

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3G, 401(K), a,
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