CN115784943B - 提高2-磺酸基-4,6-二硝基间苯二酚制备选择性的方法 - Google Patents
提高2-磺酸基-4,6-二硝基间苯二酚制备选择性的方法 Download PDFInfo
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- CN115784943B CN115784943B CN202111053709.4A CN202111053709A CN115784943B CN 115784943 B CN115784943 B CN 115784943B CN 202111053709 A CN202111053709 A CN 202111053709A CN 115784943 B CN115784943 B CN 115784943B
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- liquid
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- dinitroresorcinol
- sulfo
- nitric acid
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- 238000000034 method Methods 0.000 title claims abstract description 29
- VTGRQRJMDCYUOU-UHFFFAOYSA-N 2,6-dihydroxy-3,5-dinitrobenzenesulfonic acid Chemical compound OC1=C([N+]([O-])=O)C=C([N+]([O-])=O)C(O)=C1S(O)(=O)=O VTGRQRJMDCYUOU-UHFFFAOYSA-N 0.000 title claims abstract description 26
- 238000002360 preparation method Methods 0.000 title claims abstract description 10
- 239000007788 liquid Substances 0.000 claims abstract description 60
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims abstract description 35
- 229910017604 nitric acid Inorganic materials 0.000 claims abstract description 35
- IXHMHWIBCIYOAZ-UHFFFAOYSA-N styphnic acid Chemical compound OC1=C([N+]([O-])=O)C=C([N+]([O-])=O)C(O)=C1[N+]([O-])=O IXHMHWIBCIYOAZ-UHFFFAOYSA-N 0.000 claims abstract description 9
- 238000001914 filtration Methods 0.000 claims abstract description 7
- 238000006243 chemical reaction Methods 0.000 claims description 43
- 238000006396 nitration reaction Methods 0.000 claims description 39
- -1 2,4, 6-trisulfonyl resorcinol Chemical compound 0.000 claims description 21
- 230000001546 nitrifying effect Effects 0.000 claims description 21
- 239000007787 solid Substances 0.000 claims description 11
- 239000000126 substance Substances 0.000 claims description 10
- 239000012295 chemical reaction liquid Substances 0.000 claims description 9
- 238000005119 centrifugation Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 2
- 239000006227 byproduct Substances 0.000 abstract description 7
- 238000005070 sampling Methods 0.000 description 15
- 238000001816 cooling Methods 0.000 description 6
- GHMLBKRAJCXXBS-UHFFFAOYSA-N resorcinol Chemical compound OC1=CC=CC(O)=C1 GHMLBKRAJCXXBS-UHFFFAOYSA-N 0.000 description 6
- 239000000047 product Substances 0.000 description 4
- 238000000967 suction filtration Methods 0.000 description 3
- 238000006277 sulfonation reaction Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- GAKFXHZPQGSWHQ-UHFFFAOYSA-N 4,6-diaminobenzene-1,3-diol;hydrochloride Chemical compound Cl.NC1=CC(N)=C(O)C=C1O GAKFXHZPQGSWHQ-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- RELMFMZEBKVZJC-UHFFFAOYSA-N 1,2,3-trichlorobenzene Chemical compound ClC1=CC=CC(Cl)=C1Cl RELMFMZEBKVZJC-UHFFFAOYSA-N 0.000 description 1
- DPYROBMRMXHROQ-UHFFFAOYSA-N 4,6-diaminobenzene-1,3-diol Chemical compound NC1=CC(N)=C(O)C=C1O DPYROBMRMXHROQ-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000003301 hydrolyzing effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000004811 liquid chromatography Methods 0.000 description 1
- 229920000927 poly(p-phenylene benzobisoxazole) Polymers 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
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- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
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CN202111053709.4A CN115784943B (zh) | 2021-09-09 | 2021-09-09 | 提高2-磺酸基-4,6-二硝基间苯二酚制备选择性的方法 |
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CN202111053709.4A CN115784943B (zh) | 2021-09-09 | 2021-09-09 | 提高2-磺酸基-4,6-二硝基间苯二酚制备选择性的方法 |
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CN115784943A CN115784943A (zh) | 2023-03-14 |
CN115784943B true CN115784943B (zh) | 2024-06-14 |
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Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112552181A (zh) * | 2019-09-10 | 2021-03-26 | 中石化南京化工研究院有限公司 | 一种4,6-二硝基间苯二酚的制备方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3398347B2 (ja) * | 1999-10-21 | 2003-04-21 | 三井化学株式会社 | 2−スルホン酸−4,6−ジニトロレゾルシンの製造方法 |
US6359180B1 (en) * | 1999-04-30 | 2002-03-19 | Mitsui Chemicals, Incorporated | Production method of 4,6-diaminoresorcin |
JP2001288151A (ja) * | 2000-04-04 | 2001-10-16 | Mitsui Chemicals Inc | 4,6−ジアミノレゾルシン2塩酸塩の製造方法 |
JP2002128746A (ja) * | 2000-10-18 | 2002-05-09 | Mitsui Chemicals Inc | 4,6−ジアミノレゾルシン2塩酸塩の製造方法 |
CN104177265A (zh) * | 2014-07-23 | 2014-12-03 | 金发科技股份有限公司 | 一种合成4,6-二氨基间苯二酚盐酸盐的方法 |
CN106543006B (zh) * | 2016-10-31 | 2018-04-13 | 华东理工大学 | 4,6‑二硝基间苯二酚的合成工艺 |
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- 2021-09-09 CN CN202111053709.4A patent/CN115784943B/zh active Active
Patent Citations (1)
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CN112552181A (zh) * | 2019-09-10 | 2021-03-26 | 中石化南京化工研究院有限公司 | 一种4,6-二硝基间苯二酚的制备方法 |
Non-Patent Citations (1)
Title |
---|
张化良 ; 曾涛 ; 叶光华 ; 周静红 ; 周兴贵 ; .2,4,6-三磺酸基间苯二酚硝化――反应动力学与过程优化.化学反应工程与工艺.2017,(03),第194页. * |
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