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1)  carboxyl group protected
羧基保护
1.
The influencing factors of condensation reaction were investigated such as anhydrides, base agent, temperature, carboxyl group protected of Gly and Asp.
探讨了成酐和碱性试剂 ,反应温度 ,甘氨酸和天冬氨酸羧基保护等对缩合反应的影响。
2)  protective group of carboxyl
羧基保护基
3)  Benzylated mannopyranosyl carboxylates
苄基保护甘露糖羧酸酯
4)  benzyl protection
苄基保护
1.
In Route two, starting from dopamine, the target compound was obtained via total 9 steps including benzyl protection, amidation, cyclizati.
路线二,以盐酸多巴胺为起始原料经苄基保护、酰化、环合、还原、脱保护等9步反应后得到目标化合物1,总收率48。
5)  hydroxyl protection
羟基保护
1.
5,6-Dihydroxyindole was prepared from homoveratronitrile,hydrochloride/pyridine,benzyl chloride,potassium carbonate,nitric acid and cyclohexene by means of demethylation,hydroxyl protection,nitration and reductive ring closure.
本文以3,4-二甲氧基苯乙腈、氯化氢/吡啶、氯化苄、碳酸钾、浓硝酸和环己烯等为主要原料,经去甲基化、羟基保护、硝化及还原环合四步反应合成5,6-二羟基吲哚。
6)  amino protection
氨基保护
1.
In this paper,we show some general methods of amino protection and some protective groups,and also give a few examples to indicate their applications in organic synthesis.
综述了常用的氨基保护方法和保护基,并列举了大量实例说明其在有机合成中的应用。
2.
Effects of different amino protection groups on fluorination reaction of α-hydroxyl-γ-amino-phosphonate were investigated.
比较了不同氨基保护基对α-羟基-γ-氨基磷酸酯亲核氟化反应的影响,以Boc,Ts和Bz保护氨基时未得到预期的氟化产物;以Phth,Fmo和CH3OCO-保护氨基时可得到氟化产物,其中Phth保护氨基的效果最好,氟化产物的收率42
补充资料:邻羧基苯硫代磺酸-邻羧基苯基酯
分子式:
CAS号:

性质:熔点230℃。用邻巯基苯甲酸与氯或硫酸酰氯反应制得。本试剂与烷基硫醇、芳基硫醇、杂环硫醇及巯基氨基酸等反应,生成不对称二硫化物(o-HOOCC6H4-SSR;R=烷基、芳基、杂环基及氨基酸基)。后者用硼氢化钠还原,可得到原来的硫醇。因而用于纯化、鉴别或保护硫醇。

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