CN104130142B - 3-硝基-4-羟丙基氨基苯酚的制备方法 - Google Patents
3-硝基-4-羟丙基氨基苯酚的制备方法 Download PDFInfo
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- CN104130142B CN104130142B CN201410382536.4A CN201410382536A CN104130142B CN 104130142 B CN104130142 B CN 104130142B CN 201410382536 A CN201410382536 A CN 201410382536A CN 104130142 B CN104130142 B CN 104130142B
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- nitro
- phenol
- aqueous solution
- hydroxypropyl amino
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Abstract
Description
实施例 | 溶剂 | 产量质量 | 收率 | 过程及现象 |
1 | 二氧六环水溶液 | 99.2% | 97% | 副产物少 |
3 | 甲醇 | 95% | 87% | 副产物介于1、3之间 |
4 | 甲苯 | 90% | 85% | 副产物多 |
实施例 | 氢氧化钠质量浓度 | 过程及现象 | 产品质量 | 收率 |
1 | 49% | 副产物少 | 99.2% | 97% |
5 | 55% | 副产物多 | 89% | 80% |
6 | 40% | 副产物多 | 85% | 70% |
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CN201410382536.4A CN104130142B (zh) | 2014-08-06 | 2014-08-06 | 3-硝基-4-羟丙基氨基苯酚的制备方法 |
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CN201410382536.4A CN104130142B (zh) | 2014-08-06 | 2014-08-06 | 3-硝基-4-羟丙基氨基苯酚的制备方法 |
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CN104130142A CN104130142A (zh) | 2014-11-05 |
CN104130142B true CN104130142B (zh) | 2016-05-18 |
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Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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US4575378A (en) * | 1983-01-28 | 1986-03-11 | Hans Schwarzkopf Gmbh | Substituted 4-amino-3-nitrophenols, processes for their preparation and hair-coloring agents containing these compounds |
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Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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US4575378A (en) * | 1983-01-28 | 1986-03-11 | Hans Schwarzkopf Gmbh | Substituted 4-amino-3-nitrophenols, processes for their preparation and hair-coloring agents containing these compounds |
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Address after: Toulong village, Binhuai Town, Binhai County, Yancheng City, Jiangsu Province Patentee after: JIANGSU DINGLONG TECHNOLOGY Co.,Ltd. Patentee after: Zhejiang DINGLONG Technology Co.,Ltd. Address before: Toulong village, Binhuai Town, Binhai County, Yancheng City, Jiangsu Province Patentee before: JIANGSU DINGLONG TECHNOLOGY Co.,Ltd. Patentee before: ZHEJIANG DINGLONG TECHNOLOGY Co.,Ltd. |
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