By-product hydrogenchloride should be removed completely from chlorosilanes alcoholysis reaction because of its adverse effects on alkoxy silanes.

摘要矽烷醇解反应中生成氢对产物烷氧矽烷有很大影响，必须将其去除。

This paper texted the process to prepare metadoxine from vitamine B6 hydrochloric acid salt ,pyroglutamic acid and isoproanol.

本文以维生素B6氢盐、焦谷氨酸和异丙醇为原料,固相合成美他多辛,纯度达96.3%。

O-Benzylhydroxylamine hydrochloride was conveniently prepared by O-benzylation of N-hydroxybenzamide,acidic hydrolysis and salifying with HCl(g).The overall yield was over 76%.

氧芐羟胺盐酸盐可通过苯甲羟肟酸氧苄醚、酸水解及氢成盐制得,总收率76%。

This paper provides synthesizer's heat exchanger area design method of additive mothballing wall temperature bondage condition in analysed corrosion mechanism of hydrogen chloride synthesizer.

文章在分析水夹套式氢合成炉腐蚀机理础上腐壁温约束条件合成炉换热面积设计方法。