天气预报15天查询> 其他> 如何用乙烯和水制取丙酸乙酯

如何用乙烯和水制取丙酸乙酯

更新时间: 2020-07-01 00:00:00     

用乙烯和水制取丙酸乙酯的方法如下:

1、将乙烯和水在高压中以浓磷酸作催化剂发生加成反应,生成乙醇;

2、乙烯和氰化氢在高温、高压下反应生成聚丙烯氰;

3、聚丙烯氰在酸性环境加热生成丙酸;

4、将丙酸和乙醇在浓硫酸中加热,即可生成丙酸乙酯。

关键词: 何用 乙烯 制取

如有意见、反馈、侵权或投诉等情况,请联系:

电话:
邮箱:

我们将会在48小时内给与处理!

版权所有 Copyright ? 2009-2020 tianqiyubao3.com

页面:/news/view-2189604/ | 耗时:0.4654 s | 内存:1.89 MB | 查询:4 | 缓存读取:4 写入:0 | 加载文件:23
select * from tbl_Articles WHERE ArticleID=2189604 LIMIT 0,1
select * from tbl_Articles_data WHERE ArticleID=2189604 LIMIT 0,1
select * from tbl_Articles_sphinx where id=2189604 LIMIT 0,1
SELECT ArticleID,Title FROM tbl_Articles WHERE ArticleID IN(371344,1128355,202864,581960,183777,214416,2189604,1117920,1124117,1111824,1095888,393879,1085882,1062756,1077398,1118096,1104855,1129683,333561,1129721,1114632,1072342,1064553,286874,2855450,839434,1115047,1093062,658735,1125190) ORDER BY field (ArticleID,371344,1128355,202864,581960,183777,214416,2189604,1117920,1124117,1111824,1095888,393879,1085882,1062756,1077398,1118096,1104855,1129683,333561,1129721,1114632,1072342,1064553,286874,2855450,839434,1115047,1093062,658735,1125190)