查询词典 sulfur chloride

Goodcatalytic activities of the phosphine palladium complexes were observed incarbonylation of benzyl chloride with atmospheric CO. In some reactions the yieldof phenylacetic acid was 91% and the catalyst could be reused repeatedly in severaltimes.

这些钯配合物催化苄基氯的常压羰基化反应有较好的催化活性，有些反应中苯乙酸的产率可达91％，可重复使用，是一类环境友好的新型绿色催化剂。

Benzyl phenylacetate was synthesized by benzyl chloride with the salt prepared by phenylacetic acid and Na2CO3 under microwave irradiation and in presence of phase transfer catalyst without any organic solvent and inorganic carrier.

采用微波辐射相转移催化技术，以四丁基溴化铵为相转移催化剂，先将苯乙酸与碳酸钠成盐，在无有机溶剂和无机载体的条件下与氯化苄直接酯化合成苯乙酸苄酯。

Four series and sixteen solid complexes of rare earth chloride with 1-naphthoic acid (L_1),benzoic acid (L_2),phenylacetic acid (L_3) and Mandelic acid (L_4) have been synthesized by method of solid state reaction at low temperature,and then these complexes were characterized by chemical analysis methods.

本文采用低温固相合成法，以稀土氯化物、1—萘甲酸(HL_1)、苯甲酸(HL_2)、苯乙酸(HL_3)、苯羟乙酸(HL_4)为原料，以六次甲基四胺为质子受体，合成并表征了四个系列十六种固态配合物。

The 7-bromo group was replaced with various aniline, and then treated with 4-methoxybenzenesulfonyl chloride to afford the 6-azaindole-1-sulfonamides.The synthesis of 7-aryl-6- azaindole-1- sulfonamide derivatives were prepared by a Suzuki reaction at 7-position, utilizing the 7-bromo-6-azaindole was treated with a variety of phenylboric acid to give the designed 7-aryl substituted 6-azaindoles.

将七号位碳上的溴基取代成各种苯胺类衍生物，再与4-甲氧基-磺基氯苯反应得到6-氮基吲哚-1-磺胺。7-苯基-6-氮基吲哚-1-磺胺类衍生物的合成是以7-溴基-6氮基吲哚-1-磺胺为起始物和各种苯硼酸经由铃木偶合反应在第七号位碳上，得到在第七号位碳上有苯基取代的6-氮基吲哚-1-磺胺。

While in phenylhydrazine case, the intermediate phenylhydrazone was not active enough for the reaction of intermolecular condensation, unless in the presence of oxidizer, such as cupric chloride.

苯腙可以通过苯肼和α-溴代苯乙酮在没有催化剂存在下反应得到。

Taking o-cholorotoluene as raw material,the factors influencing the photochlorination synthesis of the o-chlorobenzyl chloride were investigated.

研究了邻氯甲苯光氯化生成邻氯氯苄的各项影响因素，在适宜条件下，邻氯甲苯的转化率可达75%以上，反应过程邻氯氯苄的收率可达90%。

The later period in growing is born in cotton, gush of face of blade applies 1%～ 2% potassium chloride (or potassium sulfate, potassium nitrate) solution, can prevent or reduce bine of pily red autumnal leaves is withered ill happening.

在棉花生长中后期，叶面喷施1%～2%氯化钾溶液，可预防或减轻棉花红叶茎枯病发生。

Retina; ganglion cell layer; inner plexiform layer; chloride currents; glycine receptors; potassium conductance calcium-gated

视网膜；神经节细胞层；内网织层；氯电流；甘氨酸受体；钾电导钙-开启

At the isoelectric point, pH=3.07, the flocculation effectsFentonof iron polysulfate , aluminium polychloride and chitosan chloride are compared . It is illustrated that the optical flocculation reagent is aluminium polychloride and its optical dosage is 0.30g per 50mL effluent.

在等电点pH=3.07处，对聚合硫酸铁、聚合氯化铝、壳聚糖盐酸盐的絮凝效果进行比较，确定了最佳絮凝剂为聚合氯化铝，最佳用量为每50mL处理液加入0.30g聚合氯化铝。

Kosmotropes are stabilizing solutes which increase the order of water (such as polyhydric alcohols [ 307 ], trehalose, trimethylamine N -oxide, glycine betaine, ectoine, proline and various other zwitterions) whereas chaotropes create weaker hydrogen bonding, decreasing the order of water, increasing its surface tension and destabilizing macromolecular structures (such as guanidinium chloride and urea at high concentrations).

这是稳定增长kosmotropes溶质水秩序(如多元醇〔307〕、海藻糖、甲胺氮氧化物、甜菜碱、ectoine，脯氨酸和其他各种盐)而创造chaotropes氢键较弱，为了减少用水，增加其表面张力和大分子结构不稳定。

The Porsche Owner: But it's my car!

可，这是我的车呀。

LOX_83}{Oh, another bunch of wackos.

{LOX_83}{呃，又一群怪人。