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GC/MS analysis showed that the poly (1,1'-bisnaphthol carbonate), 2-ethylhexyl acetate, heptanone,octene and acetic acid were formed during the ester interchange.

本文用金属化合物作催化剂进行1,1′-联二萘酚-4,4′-二乙酸酯和二(2-乙基己醇)碳酸酯的酯交换反应,评价了不同金

The method is based on the catalytic effect of trace activated manganese on the oxidation of brilliant green and 1-(2-pyridylazo)-2-naphthol by patassium periodate in Na2HPO4-KH2PO4 medium.

研究了在pH6.15的Na2HPO4-KH2PO4缓冲溶液介质中,氨三乙酸活化痕量锰催化高碘酸钾氧化灿烂绿和1-(2-吡啶偶氮)-2-萘酚褪色的指示反应。

From optical BINOL, the chiral phosphoryl azide compound was prepared. Its application as chiral auxiliaries in the stereoselective ring-opening of meso-epoxides was examined. No obvious asymmetric induction, however, was observed.

从光学活性的联二萘酚出发合成得到了手性磷叠氮化合物,并将其应用于环氧化合物的不对称开环反应中,考察了它作为手性辅助剂在该反应中的不对称诱导效果。

It is found that the existence of HMPAM can affect the adsolubilization ability of the surfactants pronouncedly. The longer the alkyl chain of the surfactant is the ability of the adsolubilization of the surfactant is more enhanced.

当疏水性聚合物-疏水改性聚丙烯酰胺,和表面活性剂的混合物共同对2-萘酚进行吸附增溶时发现:表面活性剂的烷基链越长,受HMPAM存在的影响其吸附增溶能力增加越明显。

We used the reported chiral ligand QD-4 derived from quinidine to catalyze the reaction of aldehydes and methyl vinyl ketone in the presence of various additives and found that the highest e.

用喹尼叮衍生物QD-4分别催化醛和丁烯酮以及醛和丙烯酸-萘酚酯的不对称Baylis-Hillman反应,通过改变添加剂和优化反应条件,最终分别取得了最高为49%和70%的e.e值。

In this paper research progress of synthesis of 1,1'- binaphthol and its derivatives by raceme resolution and asymmetry oxidative coupling reaction, related to 63 binaphthol compounds is detailed.

联二萘酚作为配体在催化不对称反应方面取得了极大的成功,是有机化学家研究的热点。

In this chapter, the MPV reactions catalyzed by alkoxy dysprosium is used to the reduction of prochiral ketones. The chiral alkoxy catalyst was prepared by chiral binaphthol and Dy 〓.

最后还将烷氧基镝催化下的MPV还原反应应用于潜手性酮的不对称还原,利用光学活性的联萘酚制备了手性烷氧基催化剂,结果表明该催化剂可有效地催化潜手性酮的不对称MPV还原。

Synthesis of 1-[(4, 6-Dimethyl-2-pyrimidinyl)azo]-2-naphthol and Its Color Reaction with Cobalt

1-[4,6-二甲基-2-嘧啶)偶氮]-2-萘酚的合成及其与钴

Amino-6-methoxy Benzothiazole 99%、2-Amino Benzothiazole 99%、Veratraldehyde 99%、Veratric Acid 99%、1,2- Dimethoxy Benzene 99%、6-Nitroveratric Acid 97%、2,5-Dichlorobenzoic Acid 99%、4-Chloro-3-Nitrobenzoic Acid 99%、 3-Nitrobenzole Acid 98%、p-Methoxybenzoie Acid 99%、Anisole 99.5%、p-Methoxyacetophenonc 99%、(2'-Chloroethyl) Benzene 99%、(2'-Bromoethyl) Benzene 99%、N,N-Diethyi-m-Toiuamide 99%、Aminoacetonitrile Hydrochloride 98%、 Alkyl Diphenyl Phosphate Estrel 98%、5-Chloro-2-benzothiazolone 99%、6-bromo-2-naphthol 98%、6-Nitro-Veretric Acid Estrel 97%、4-chloro phenoxyaeetic 99

2-氨基-6-甲氧基苯骈噻唑、2-氨基苯骈噻唑、藜芦醛、藜芦酸、藜芦醚、6-硝基藜芦酸、2,5-二氯苯甲酸、3-硝基-4-氯苯甲酸、3-硝基苯甲酸、对甲氧基苯甲酸、苯甲醚、对甲氧基苯乙酮、β-氯代苯乙烷、β-溴代苯乙烷、N,N-二乙基间甲苯甲酰胺、氨基乙腈盐酸盐、磷酸二苯月桂酯、5-氯-2-苯骈噻唑酮、6-溴-2-萘酚、6-硝基藜芦酸甲酯、4-氯苯氧乙酸

reitman method to measure ALT and AST; bilirubin oxidase method to measure total bilirubin and conjugated bilirubin; biuret method to measure serum general protein; bromocresol purple method to measure serum albumin; enzymic colorimetric method to measure serum bile acids; benzyl aldehide azo naphthol method to measure monoamine oxide.

赖氏法。测定 ALT 和 AST;胆红素氧化酶法测定总胆红素和结合胆红素;双缩脲法测血清总蛋白;溴甲酚紫法测定血清清蛋白;酶比色法测定血清胆汁酸;苄醛偶氮萘酚法测定单氨氧化酶

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Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

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Chapter Three: Type classification of DE structure in Sino-Tibetan languages.

第三章汉藏语&的&字结构的类型划分。