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- Now only 600 pounds, with brand new dog bed, three toys and newly bought food and lactol (RELACEMENT OF MILK), totally worth 100 pounds. 600磅,同时附送新买狗窝,三个磨牙玩具,新买狗食两袋,人工奶粉(牛奶替代品,小狗不可以喂牛奶),狗狗专用浴液,两个狗盆......全部总值100磅都为全新购买。
- METHODS The hydroxyl groups of magnolol were protected using ketol reaction and the products were purified by recrystallization from hexane. 方法将厚朴酚两羟基用缩酮保护,再用正己烷重结晶分离纯化。
- Keywords niobic acid;catalysis;ketol reaction; 铌酸;催化;缩酮反应;
- 3-carboxy-2,4-pentadienol lactol 3-羧基-2,4-戊二烯醇乳醇
- Keywords tin tetrachloride;catalysis;cyclohexanone;glycol;ketol; 四氯化锡;催化剂;环己酮;乙二醇;缩酮;
- Keywords Strongly acidic cation exchange resin;Ketol reaction;Cyclohexanone; 强酸性阳离子交换树脂;缩酮反应;环已酮;
- Keywords cation exchange resin;ferrate trichloride;ketol reaction;cyclohexanone;ethylene glycol; 阳离子交换树脂;三氯化铁;缩酮;环己酮;乙二醇;
- Keywords ammonium ferric sulfate;ultrasound irradiation;microwave irradiation;ketol reaction; 十二水合硫酸铁铵;超声波;微波;缩酮反应;
- camptothecin lactol 喜树碱乳醇
- lactol 乳醇,邻位羟基内醚(羟基醛或羟基酮的内醚式)
- triad prototropy 三原子互变体系
- prototropy 质子移变(作用)
- ketol rearrangement 酮醇重排
- keto-cyclol prototropy 酮-环醇质子移变
- lyxose ketol isomerase 来苏糖乙酮醇异构酶
- ketol-lactol prototropy 酮醇-内酯质子移变
- ketol reaction 缩酮
- ketoln. 乙烯醇
- ketol moiety 乙酮醇基
- diad prototropy 二素质子移变