By utilizing ethanoic acid and benzene sulfonic acid that are representative in organic acids as reagents to perform electrochemical enhancing pretreatment and floatation experiments on the coal of Zhenchengdi , find that both of their enhancing effects are striking.
通过将有代表性的有机酸冰乙酸、苯磺酸用做试剂对镇城底煤进行电化学强化浮选脱硫实验,发现使用这两种有机酸强化效果显著,而强酸苯磺酸因用量小、槽电压低而更有优势。
One had an alkoxy benzene sulfonic acid group in the N-methylimidazolium cation,and the other possessed an alkyl benzene sulfonic acid group in the N-methylimidazolium cation.
以β-氯乙基苯醚、苄氯、N-甲基咪唑、浓硫酸等为原料,通过多步反应合成了在N-甲基咪唑阳离子上分别含烷氧基苯磺酸和烷基苯磺酸侧链结构的两种水溶性、室温下呈液相的新型Brφnsted酸性离子液体,总产率分别为79。
Synthesis of p-nitro-ethylbenzoate with benzene sulfonic acid as catalyst is reported.
以苯磺酸为催化剂 ,实现了对硝基苯甲酸与乙醇反应合成对硝基苯甲酸乙酯。
Catalytic synthesis of isoamyl butyrate with copper benzenesulfonate;
苯磺酸铜催化合成丁酸异戊酯
A series of 1,1-diacetic ester in yields of 59%~97% were synthesized from corresponding aldehydes and acetic anhydride using copper benzenesulfonate-acetic acid as synergistic catalyst at room temperature.
苯磺酸铜-乙酸共催化体系于室温催化一系列醛的双乙酰化反应,合成了相应的1,1-二乙酸酯(2),产率59%~97%。
It was reported that strongly electron-withdrawing 2,4-dinitrobenzenesulfonyl group is the most effective in labilizing the carbon-sulfur bond,and the resulting benzenesulfonate can be readily cleaved by nucleophile reagents.
文献报道硝基是强吸电子基团,它能有效的活化苯磺酸酯中的C-S键,使其与亲核试剂发生反应。
Using DMF as catalyst, sulfophenylacetic acid was acylated by SOCl2 to yield sulfophenylacetyl chloride.
以磺苯乙酸为起始原料,DMF为催化剂,氯化亚砜作为酰化试剂,研究制备了磺苯乙酰氯的最佳工艺条件,反应温度为44℃,磺苯乙酸:氯化亚砜=1:9(摩尔比),反应时间为7h,乙醚环己烷混合溶液结晶获得产品。
diphenylamino-azo-m-benzene sulfonic acid
二苯胺偶氮间苯磺酸
sodium para-diphenylaminoazobenzene sulfonate
对二苯胺偶氮苯磺酸钠
Levoamlodipine Besylate
苯磺酸左旋氨氯地平
sodium p-octadecyl toluene sulfonate
十八烷基甲苯磺酸钠
chlorobenzenesulphonic acid (meta-,orth-and para-)
氯苯磺酸(间、邻和对)
bromobenzenesulponic acid(meta-, ortho-and, para-)
溴苯磺酸(间、邻和对)
methylbenzothiazole-p-toluene sulfonate
甲基苯并噻唑对甲苯磺酸盐
Treatment of Waste Acid from Sulphonation Process in the Production of DSD Acid
乙烯撑二氨基苯磺酸生产中磺化废酸的处理
p-hydrazinobenzenesulfonic acid hemihydrate
p-苯磺酸盐肼酸(半水化合物)
Catalyzed Synthesis of Dibutyl Succinate by p-Toluene Sulfonic Acid;
对甲基苯磺酸催化合成丁二酸二丁酯
Catalytic Synthesis of Ethylene Glycol Diacetate with ρ-Toluene Sulpthonic Acid;
对甲苯磺酸催化合成二乙酸乙二醇酯
Catalytic Synthesis of Methyl 1-Naphthylacetate with p_Toluene Sulfonic Acid;
对甲苯磺酸催化合成1-萘乙酸甲酯
phenol-4-sulfonic acid solution
苯酚-4-磺酸溶液
sulphaloxic acid
磺酰苯胺甲酰基苯甲酸
benzene sulfonyl anthranilic acid
苯磺酰邻氨基苯甲酸
sulfonate of alkyl benzene.
烷基苯形成的磺酸盐。
alkyl phenoxyethyl sulfonate
烷基苯氧基醚磺酸盐
sodium diphenylamine-4-sulfonate
二苯胺钠-4-磺酸盐