二氟乙烷

连续CO2激光引发的1,1-二氟乙烷与氯的反应

The CW-CO_2 Laser Induced Reaction of 1 , 1-Difluoroethane with Chlorine

提出了以偏氯乙烯为原料生产1-氯-1,1-二氟乙烷的反应精馏新工艺，并运用aspenplus软件对实现该工艺的反应精馏塔的定态行为进行了数值模拟研究。

A novel process for producing 1-chloro-1,1-difluoroethane from vinylidene chloride by reactive distillation technique was proposed and a numerical simulation study on the steady behavior of the reactive distillation column was carried out with Aspen Plus software .

乙炔气相催化氟化制备二氟乙烷的研究

Research on the preparation of ethylene difluoride by gas-phase catalytic fluorization of acetylene

介绍了以氯乙烯为原料生产1,1-二氟乙烷中，脱除氯乙烯的必要性。

Necessity of chloroethylene removal of in the production of 1 , 1 - difluoroethane from chloroethylene is introduced .

1-氯-1,1-二氟乙烷是重要的有机化工产品，工业上目前采用反应器与多级精馏塔串联的生产工艺，工序长，设备多，固定投资和操作成本都比较高。

1-chloro-1,1-difluoroethane is an important chemical product . Now it is produced by a reactor and several distillation towers process .

本文用从头计算法（UMP2/6-31G）对氟与二氟乙烷的与1位、2位碳相连的氢的抽提氢反应进行研究。

The two possible hydrogen abstraction reactions of F atoms with CHF2CH3 ( HFC - 152a ) have been studied by ab initio methods at UMP2 / 6 - 31G level with energy gradient technique .

以偏氟乙烯为原料，经光氯化、脱氯化氢、溴化加成3步反应合成1,2-二溴-1,1-二氯-2,2-二氟乙烷，试验了各种因素对反应的影响。

1,2-Dibromo-1,1-dichloro-2,2-dichloroethane is synthesized through 3 steps of photo chlorination , dehydrochlorination and bromination addition from vinylidene fluoride .