呋喃,苯并呋喃,醋酸乙烯酯被列为可能对人类致癌。
Furan, benzofuran, and vinyl acetate were classified as possibly carcinogenic to humans.
研究表明用醋酸铁作催化剂不仅可以使二苯甲烷的转化率增加,而且可使反应速度加快。
The results show that the application of iron acetate catalyst can not only promote diphenylmethane conversion, but also accelerate the reaction rate.
所述有机酸是指醋酸、草酸、甲酸、苯磺酸中的任一种;
The said organic acid is one of the kinds such as acetic acid, oxalic acid, formic acid and monosulfonic acid.
邻苯二甲酸二甲酯与邻苯二甲酸二乙酯配合用于醋酸纤维素的薄膜、透明纸和模塑粉等制作中。
Phthalic acid dimethyl phthalate two two and two formic acid ethyl ester two for cellulose acetate film, transparent paper and molding powder production.
本论文主要研究了二醋酸碘苯在含氮杂环化合物的合成及有机基元反应中的应用。
In this article, we focus our research on iodobenzene diacetate applied in the syntheses of N-containing heterocycles and elementary organic reactions.
间苯氧基苯乙酮可由酚钾与间溴苯乙酮在醋酸铜催化下以高产率合成。
Phenoxyacetophenone could be prepared from potassium phenolate and m bromoacetophenone via Ullmann reaction catalyzed by copper acetate in high yields.
酮的对甲苯磺酰腙在含水的乙腈中与聚苯乙烯二醋酸磺苯在温和条件下反应得到高产率的酮。
Reaction of tosylhydrazones of ketones with CPSID in wet acetonitrile affords the corresponding parent ketones in excellent yields under mild conditions.
方法:采用了薄层扫描法,以苯-丙酮-醋酸乙酯-浓氨试液(2∶3∶4∶0.2)为展开剂,稀碘化铋钾试液为显色剂;
Method:Thin layer scan used benzene-acetone-ethel acetate-strong ammonia solution(2:3:4:0.2) as a dose, diluted iodized bismuth potassium solution Hin color agent for;
第一部分为二醋酸碘苯、二价铜离子及联咪唑促进下的1,3-二羰基化合物与亚砜的反应研究。
For the first part, we stressed reactions of sulphoxide with 1,3-dicarbonyl compounds promoted by Cu(OAc)2·H2O, 2,2′-biimidazole and iodobenzene diacetate.
第一部分为二醋酸碘苯、二价铜离子及联咪唑促进下的1,3-二羰基化合物与亚砜的反应研究。
For the first part, we stressed reactions of sulphoxide with 1,3-dicarbonyl compounds promoted by Cu(OAc)2·H2O, 2,2′-biimidazole and iodobenzene diacetate.
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