CN114315714A - 一种防老剂aw的制备方法 - Google Patents
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- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
Description
实施例 | 催化剂 | 对氨基苯乙醚/丙酮摩尔比 | 催化剂/对氨基苯乙醚质量比 | 反应温度(℃) | 反应时间(h) | AW含量(%) | 单程收率(%) |
3 | 盐酸与苯磺酸摩尔比1:1 | 1/1.2 | 0.002/1 | 145 | 0.8 | 99.5 | 97.0 |
4 | 盐酸与苯磺酸摩尔比1:1 | 1/1.5 | 0.02/1 | 150 | 1.2 | 99.7 | 97.4 |
5 | 盐酸与苯磺酸摩尔比1:1 | 1/2 | 0.01/1 | 160 | 0.8 | 99.9 | 97.8 |
6 | 盐酸与苯磺酸摩尔比1:1 | 1/1 | 0.006/1 | 140 | 0.5 | 99.8 | 97.0 |
7 | 盐酸与苯磺酸摩尔比1:2 | 1/2 | 0.01/1 | 180 | 0.3 | 99.4 | 97.5 |
8 | 盐酸与苯磺酸摩尔比1:2 | 1/2.5 | 0.01/1 | 140 | 2 | 99.6 | 98.1 |
9 | 盐酸与对甲苯磺酸摩尔比1:1 | 1/3 | 0.006/1 | 150 | 1.2 | 99.4 | 97.7 |
10 | 盐酸与对甲苯磺酸摩尔比1:1 | 1/1 | 0.01/1 | 170 | 0.6 | 99.5 | 95.9 |
11 | 盐酸与对氨基苯磺酸摩尔比1:1 | 1/1 | 0.004/1 | 150 | 0.5 | 99.5 | 96.0 |
12 | 盐酸与对氨基苯磺酸摩尔比1:1 | 1/2 | 0.01/1 | 150 | 1.0 | 99.7 | 96.5 |
Claims (10)
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115181063A (zh) * | 2022-07-14 | 2022-10-14 | 宜兴市天石饲料有限公司 | 一种高效无毒抗氧化剂乙氧基喹啉制备方法 |
CN116947755A (zh) * | 2023-09-18 | 2023-10-27 | 天津凯莱英医药科技发展有限公司 | 乙氧基喹啉的连续化制备方法和装置 |
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CN109665993A (zh) * | 2017-10-16 | 2019-04-23 | 中国石油化工股份有限公司 | 一种防老剂aw的制备方法 |
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CN1519232A (zh) * | 2003-07-18 | 2004-08-11 | 宜兴市天石饲料有限公司 | 一种合成乙氧基喹啉的方法 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN115181063A (zh) * | 2022-07-14 | 2022-10-14 | 宜兴市天石饲料有限公司 | 一种高效无毒抗氧化剂乙氧基喹啉制备方法 |
CN116947755A (zh) * | 2023-09-18 | 2023-10-27 | 天津凯莱英医药科技发展有限公司 | 乙氧基喹啉的连续化制备方法和装置 |
CN116947755B (zh) * | 2023-09-18 | 2024-01-23 | 天津凯莱英医药科技发展有限公司 | 乙氧基喹啉的连续化制备方法和装置 |
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