CN110437073B - 一种氯硝基苯间位油的综合开发分离方法 - Google Patents
一种氯硝基苯间位油的综合开发分离方法 Download PDFInfo
- Publication number
- CN110437073B CN110437073B CN201810413088.8A CN201810413088A CN110437073B CN 110437073 B CN110437073 B CN 110437073B CN 201810413088 A CN201810413088 A CN 201810413088A CN 110437073 B CN110437073 B CN 110437073B
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- CN
- China
- Prior art keywords
- chloronitrobenzene
- meta
- oil
- heating
- separation method
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- BFCFYVKQTRLZHA-UHFFFAOYSA-N 1-chloro-2-nitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC=C1Cl BFCFYVKQTRLZHA-UHFFFAOYSA-N 0.000 title claims abstract description 31
- 238000000926 separation method Methods 0.000 title claims abstract description 26
- 238000010438 heat treatment Methods 0.000 claims abstract description 56
- KMAQZIILEGKYQZ-UHFFFAOYSA-N 1-chloro-3-nitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC(Cl)=C1 KMAQZIILEGKYQZ-UHFFFAOYSA-N 0.000 claims abstract description 42
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 40
- WFQDTOYDVUWQMS-UHFFFAOYSA-N 1-fluoro-4-nitrobenzene Chemical compound [O-][N+](=O)C1=CC=C(F)C=C1 WFQDTOYDVUWQMS-UHFFFAOYSA-N 0.000 claims abstract description 36
- 238000001816 cooling Methods 0.000 claims abstract description 34
- 239000013078 crystal Substances 0.000 claims abstract description 30
- 239000012043 crude product Substances 0.000 claims abstract description 25
- NROKBHXJSPEDAR-UHFFFAOYSA-M potassium fluoride Chemical compound [F-].[K+] NROKBHXJSPEDAR-UHFFFAOYSA-M 0.000 claims abstract description 24
- NHGXDBSUJJNIRV-UHFFFAOYSA-M tetrabutylammonium chloride Chemical compound [Cl-].CCCC[N+](CCCC)(CCCC)CCCC NHGXDBSUJJNIRV-UHFFFAOYSA-M 0.000 claims abstract description 24
- PWKNBLFSJAVFAB-UHFFFAOYSA-N 1-fluoro-2-nitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC=C1F PWKNBLFSJAVFAB-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000000706 filtrate Substances 0.000 claims abstract description 17
- 238000006243 chemical reaction Methods 0.000 claims abstract description 16
- 238000003756 stirring Methods 0.000 claims abstract description 14
- 235000003270 potassium fluoride Nutrition 0.000 claims abstract description 12
- 239000011698 potassium fluoride Substances 0.000 claims abstract description 12
- 238000007599 discharging Methods 0.000 claims abstract description 10
- 238000001914 filtration Methods 0.000 claims abstract description 10
- 239000005457 ice water Substances 0.000 claims abstract description 10
- 239000003921 oil Substances 0.000 claims abstract description 10
- 238000002425 crystallisation Methods 0.000 claims description 14
- 230000008025 crystallization Effects 0.000 claims description 14
- 238000009835 boiling Methods 0.000 claims description 12
- 239000000571 coke Substances 0.000 claims description 11
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 10
- 238000002844 melting Methods 0.000 claims description 10
- 230000008018 melting Effects 0.000 claims description 10
- 229910052700 potassium Inorganic materials 0.000 claims description 10
- 239000011591 potassium Substances 0.000 claims description 10
- 238000009833 condensation Methods 0.000 abstract description 8
- 230000005494 condensation Effects 0.000 abstract description 8
- CZGCEKJOLUNIFY-UHFFFAOYSA-N 4-Chloronitrobenzene Chemical compound [O-][N+](=O)C1=CC=C(Cl)C=C1 CZGCEKJOLUNIFY-UHFFFAOYSA-N 0.000 description 11
- 230000000052 comparative effect Effects 0.000 description 8
- 239000000047 product Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 238000003682 fluorination reaction Methods 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 2
- 235000011114 ammonium hydroxide Nutrition 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- DPJCXCZTLWNFOH-UHFFFAOYSA-N 2-nitroaniline Chemical compound NC1=CC=CC=C1[N+]([O-])=O DPJCXCZTLWNFOH-UHFFFAOYSA-N 0.000 description 1
- TYMLOMAKGOJONV-UHFFFAOYSA-N 4-nitroaniline Chemical compound NC1=CC=C([N+]([O-])=O)C=C1 TYMLOMAKGOJONV-UHFFFAOYSA-N 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 238000010533 azeotropic distillation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- KUDPGZONDFORKU-UHFFFAOYSA-N n-chloroaniline Chemical compound ClNC1=CC=CC=C1 KUDPGZONDFORKU-UHFFFAOYSA-N 0.000 description 1
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 1
- VMPITZXILSNTON-UHFFFAOYSA-N o-anisidine Chemical compound COC1=CC=CC=C1N VMPITZXILSNTON-UHFFFAOYSA-N 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
- C07C201/06—Preparation of nitro compounds
- C07C201/10—Preparation of nitro compounds by substitution of functional groups by nitro groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C201/00—Preparation of esters of nitric or nitrous acid or of compounds containing nitro or nitroso groups bound to a carbon skeleton
- C07C201/06—Preparation of nitro compounds
- C07C201/16—Separation; Purification; Stabilisation; Use of additives
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
实施例1 | 实施例2 | 实施例3 | 实施例4 | 实施例5 | 实施例6 | 对比例 | |
含焦量(%) | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 1 |
实施例1 | 实施例2 | 实施例3 | 实施例4 | 实施例5 | 实施例6 | 对比例 | |
纯度(%) | 99.5 | 99.5 | 99.5 | 99.5 | 99.5 | 99.5 | 98.2 |
收率(%) | 74.1 | 74.6 | 75.3 | 74.5 | 75.1 | 74.9 | 69.4 |
实施例1 | 实施例2 | 实施例3 | 实施例4 | 实施例5 | 实施例6 | 对比例 | |
纯度(%) | 99.5 | 99.5 | 99.5 | 99.5 | 99.5 | 99.5 | 98.2 |
收率(%) | 87.3 | 88.4 | 87.9 | 87.4 | 88.3 | 87.9 | 76.5 |
实施例1 | 实施例2 | 实施例3 | 实施例4 | 实施例5 | 实施例6 | 对比例 | |
纯度(%) | 99.5 | 99.5 | 99.5 | 99.5 | 99.5 | 99.5 | 98.2 |
收率(%) | 89.4 | 95.6 | 94.3 | 90.7 | 93.7 | 92.8 | 82.1 |
Claims (9)
Priority Applications (1)
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CN201810413088.8A CN110437073B (zh) | 2018-05-03 | 2018-05-03 | 一种氯硝基苯间位油的综合开发分离方法 |
Applications Claiming Priority (1)
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CN201810413088.8A CN110437073B (zh) | 2018-05-03 | 2018-05-03 | 一种氯硝基苯间位油的综合开发分离方法 |
Publications (2)
Publication Number | Publication Date |
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CN110437073A CN110437073A (zh) | 2019-11-12 |
CN110437073B true CN110437073B (zh) | 2022-04-29 |
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CN201810413088.8A Active CN110437073B (zh) | 2018-05-03 | 2018-05-03 | 一种氯硝基苯间位油的综合开发分离方法 |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101289396A (zh) * | 2008-05-30 | 2008-10-22 | 浙江富盛控股集团有限公司 | 一种邻、间、对硝基氯苯混合组分的分离利用方法 |
CN101585771A (zh) * | 2009-07-07 | 2009-11-25 | 浙江富盛控股集团有限公司 | 利用氟代反应综合利用一氯硝基苯混合物的方法 |
CN101613286A (zh) * | 2009-07-17 | 2009-12-30 | 淮安嘉诚高新化工股份有限公司 | 硝基苯氯化物的分离及综合利用方法 |
CN104693036A (zh) * | 2013-12-04 | 2015-06-10 | 青岛惠城石化科技有限公司 | 一种邻、间、对硝基氯苯混合组分的分离利用方法 |
-
2018
- 2018-05-03 CN CN201810413088.8A patent/CN110437073B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101289396A (zh) * | 2008-05-30 | 2008-10-22 | 浙江富盛控股集团有限公司 | 一种邻、间、对硝基氯苯混合组分的分离利用方法 |
CN101585771A (zh) * | 2009-07-07 | 2009-11-25 | 浙江富盛控股集团有限公司 | 利用氟代反应综合利用一氯硝基苯混合物的方法 |
CN101613286A (zh) * | 2009-07-17 | 2009-12-30 | 淮安嘉诚高新化工股份有限公司 | 硝基苯氯化物的分离及综合利用方法 |
CN104693036A (zh) * | 2013-12-04 | 2015-06-10 | 青岛惠城石化科技有限公司 | 一种邻、间、对硝基氯苯混合组分的分离利用方法 |
Non-Patent Citations (2)
Title |
---|
2,3,4-三氟苯胺合成工艺研究;陆云强;《中国优秀硕士学位论文全文数据库 工程科技I辑》;20100415(第4期);第30页2.4小结 * |
卤素交换氟化技术研究进展;吕早生 等;《广州化工》;20111008;第39卷(第19期);第21-25页 * |
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Denomination of invention: A Comprehensive Development and Separation Method for Chloronitrobenzene Meta Oil Effective date of registration: 20230823 Granted publication date: 20220429 Pledgee: Bank of Ningbo Co.,Ltd. Shaoxing Branch Pledgor: ZHEJIANG XIESHI NEW MATERIALS Co.,Ltd. Registration number: Y2023980053412 |
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Granted publication date: 20220429 Pledgee: Bank of Ningbo Co.,Ltd. Shaoxing Branch Pledgor: ZHEJIANG XIESHI NEW MATERIALS Co.,Ltd. Registration number: Y2023980053412 |