CN110156694B - 一种2-甲基-5-硝基咪唑连续流生产工艺 - Google Patents
一种2-甲基-5-硝基咪唑连续流生产工艺 Download PDFInfo
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- CN110156694B CN110156694B CN201910495647.9A CN201910495647A CN110156694B CN 110156694 B CN110156694 B CN 110156694B CN 201910495647 A CN201910495647 A CN 201910495647A CN 110156694 B CN110156694 B CN 110156694B
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- Prior art keywords
- tetrafluoro
- sic
- nitroimidazole
- temperature
- methyl
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- FFYTTYVSDVWNMY-UHFFFAOYSA-N 2-Methyl-5-nitroimidazole Chemical compound CC1=NC=C([N+]([O-])=O)N1 FFYTTYVSDVWNMY-UHFFFAOYSA-N 0.000 title claims abstract description 20
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 16
- 239000000463 material Substances 0.000 claims abstract description 21
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims abstract description 10
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000003054 catalyst Substances 0.000 claims abstract description 8
- 239000007787 solid Substances 0.000 claims abstract description 7
- 238000003860 storage Methods 0.000 claims description 25
- LXBGSDVWAMZHDD-UHFFFAOYSA-N 2-methyl-1h-imidazole Chemical compound CC1=NC=CN1 LXBGSDVWAMZHDD-UHFFFAOYSA-N 0.000 claims description 8
- 239000000047 product Substances 0.000 claims description 8
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 claims description 7
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 6
- 235000011114 ammonium hydroxide Nutrition 0.000 claims description 6
- 229910052921 ammonium sulfate Inorganic materials 0.000 claims description 6
- 235000011130 ammonium sulphate Nutrition 0.000 claims description 6
- 239000013078 crystal Substances 0.000 claims description 6
- 238000006386 neutralization reaction Methods 0.000 claims description 6
- 238000006396 nitration reaction Methods 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- 229920002545 silicone oil Polymers 0.000 claims description 5
- 239000003930 superacid Substances 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 239000002253 acid Substances 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 230000001376 precipitating effect Effects 0.000 claims description 3
- 239000006228 supernatant Substances 0.000 claims description 3
- 238000005406 washing Methods 0.000 claims description 3
- BYFGZMCJNACEKR-UHFFFAOYSA-N Al2O Inorganic materials [Al]O[Al] BYFGZMCJNACEKR-UHFFFAOYSA-N 0.000 claims description 2
- 230000001546 nitrifying effect Effects 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 abstract description 7
- 238000006243 chemical reaction Methods 0.000 abstract description 7
- 238000003786 synthesis reaction Methods 0.000 abstract description 7
- 230000002378 acidificating effect Effects 0.000 abstract description 4
- 239000006227 byproduct Substances 0.000 abstract description 4
- 239000002994 raw material Substances 0.000 abstract description 4
- 231100000331 toxic Toxicity 0.000 abstract description 3
- 230000002588 toxic effect Effects 0.000 abstract description 3
- 238000002156 mixing Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 2
- 229960000282 metronidazole Drugs 0.000 description 2
- VAOCPAMSLUNLGC-UHFFFAOYSA-N metronidazole Chemical compound CC1=NC=C([N+]([O-])=O)N1CCO VAOCPAMSLUNLGC-UHFFFAOYSA-N 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- KPQZUUQMTUIKBP-UHFFFAOYSA-N 1-(2-methyl-5-nitro-1-imidazolyl)-2-propanol Chemical compound CC(O)CN1C(C)=NC=C1[N+]([O-])=O KPQZUUQMTUIKBP-UHFFFAOYSA-N 0.000 description 1
- 241000224489 Amoeba Species 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 241000224526 Trichomonas Species 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229910052593 corundum Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 201000006592 giardiasis Diseases 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 238000011112 process operation Methods 0.000 description 1
- 229960004076 secnidazole Drugs 0.000 description 1
- 238000001308 synthesis method Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 241001148471 unidentified anaerobic bacterium Species 0.000 description 1
- 239000000273 veterinary drug Substances 0.000 description 1
- 229910001845 yogo sapphire Inorganic materials 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
- C07D233/54—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members
- C07D233/66—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D233/91—Nitro radicals
- C07D233/92—Nitro radicals attached in position 4 or 5
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
化合物 | CAS号 | 密度g/mL | 规格 | 准备量 | 厂家 |
2-甲基咪唑 | 693-98-1 | 1.03 | 工业品 | 275 Kg | 湖南华腾制药有限公司 |
浓硫酸 | 7664-93-9 | 1.84 | ≥98% | 300 L | 苏州皓隆化工有限公司 |
硫酸铵 | 7783-20-2 | 1.77 | 水份≤4.0% | 310 Kg | 广州市御和田化工科技有限公司 |
发烟硝酸 | 7697-37-2 | 1.51 | ≥98.0% | 230 L | 北京东方博远科技发展有限公司 |
Claims (6)
Priority Applications (1)
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CN201910495647.9A CN110156694B (zh) | 2019-06-10 | 2019-06-10 | 一种2-甲基-5-硝基咪唑连续流生产工艺 |
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CN201910495647.9A CN110156694B (zh) | 2019-06-10 | 2019-06-10 | 一种2-甲基-5-硝基咪唑连续流生产工艺 |
Publications (2)
Publication Number | Publication Date |
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CN110156694A CN110156694A (zh) | 2019-08-23 |
CN110156694B true CN110156694B (zh) | 2022-07-08 |
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Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111704578A (zh) * | 2020-07-27 | 2020-09-25 | 湖北省宏源药业科技股份有限公司 | 一种2-甲基-5-硝基咪唑连续化生产方法 |
CN113372280A (zh) * | 2021-05-25 | 2021-09-10 | 黄冈银河阿迪药业有限公司 | 一种2-甲基咪唑连续硝化反应系统与连续硝化工艺 |
CN113735779B (zh) * | 2021-10-20 | 2023-09-15 | 西安海泽微流工程技术有限公司 | 一种2-甲基-5硝基咪唑硝化完成液的连续氨中和工艺 |
CN113788794B (zh) * | 2021-10-20 | 2023-07-14 | 西安海泽微流工程技术有限公司 | 一种2-甲基-5硝基咪唑连续硝化工艺 |
CN115400708A (zh) * | 2022-11-01 | 2022-11-29 | 天津凯莱英医药科技发展有限公司 | 2-甲基-5-硝基咪唑的连续化生产系统及方法 |
CN116178272A (zh) * | 2023-02-28 | 2023-05-30 | 南京工业大学 | 一种利用微通道反应装置制备2-甲基-5-硝基咪唑的方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1418538A (en) * | 1973-04-06 | 1975-12-24 | Zaklady Chemiczne Asepta Spold | Method of nitrating 2-methylimidazole to form 2-methyl-5- nitroimidazole |
SE9800900D0 (sv) * | 1997-07-16 | 1998-03-18 | Foersvarets Forskningsanstalt | Ny kemisk förening lämplig för användning som explosivämne samt mellanprodukt och framställningssätt för föreningen |
CN1256269A (zh) * | 1999-12-03 | 2000-06-14 | 清华大学 | 一种2-甲基-5-硝基咪唑合成方法 |
CN109289744A (zh) * | 2018-11-30 | 2019-02-01 | 黄冈师范学院 | 一种用于提高硝酸利用率的甲硝唑生产方法、装置和应用 |
CN109364859A (zh) * | 2018-11-30 | 2019-02-22 | 黄冈师范学院 | 在甲硝唑等生产中提高硝酸利用率的方法、装置和应用 |
-
2019
- 2019-06-10 CN CN201910495647.9A patent/CN110156694B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1418538A (en) * | 1973-04-06 | 1975-12-24 | Zaklady Chemiczne Asepta Spold | Method of nitrating 2-methylimidazole to form 2-methyl-5- nitroimidazole |
SE9800900D0 (sv) * | 1997-07-16 | 1998-03-18 | Foersvarets Forskningsanstalt | Ny kemisk förening lämplig för användning som explosivämne samt mellanprodukt och framställningssätt för föreningen |
CN1256269A (zh) * | 1999-12-03 | 2000-06-14 | 清华大学 | 一种2-甲基-5-硝基咪唑合成方法 |
CN109289744A (zh) * | 2018-11-30 | 2019-02-01 | 黄冈师范学院 | 一种用于提高硝酸利用率的甲硝唑生产方法、装置和应用 |
CN109364859A (zh) * | 2018-11-30 | 2019-02-22 | 黄冈师范学院 | 在甲硝唑等生产中提高硝酸利用率的方法、装置和应用 |
Non-Patent Citations (1)
Title |
---|
2-甲基-5-硝基咪唑合成的改进;《中国医药工业杂志》;19991231;第31卷(第02期);81-82 * |
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Denomination of invention: A continuous flow production process of 2-methyl-5-nitroimidazole Effective date of registration: 20230307 Granted publication date: 20220708 Pledgee: Industrial Bank Co.,Ltd. Shanghai Branch Pledgor: SHANGHAI HOLDEN MATERIAL CO.,LTD.|NINGXIA ZHUOYU NEW MATERIAL TECHNOLOGY Co.,Ltd.|JIANGSU CALE NEW MATERIAL CO.,LTD. Registration number: Y2023310000048 |
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Effective date of registration: 20230802 Address after: 201803 room 1-203, No. 337 Shahe Road, Jiangqiao Town, Jiading District, Shanghai -193 Patentee after: SHANGHAI HOLDEN MATERIAL CO.,LTD. Patentee after: NINGXIA ZHUOYU NEW MATERIAL TECHNOLOGY Co.,Ltd. Address before: Toulong village, Binhuai Town, Binhai County, Yancheng City, Jiangsu Province Patentee before: JIANGSU CALE NEW MATERIAL CO.,LTD. Patentee before: SHANGHAI HOLDEN MATERIAL CO.,LTD. Patentee before: NINGXIA ZHUOYU NEW MATERIAL TECHNOLOGY Co.,Ltd. |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20220708 Pledgee: Industrial Bank Co.,Ltd. Shanghai Branch Pledgor: SHANGHAI HOLDEN MATERIAL CO.,LTD.|NINGXIA ZHUOYU NEW MATERIAL TECHNOLOGY Co.,Ltd.|JIANGSU CALE NEW MATERIAL CO.,LTD. Registration number: Y2023310000048 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A continuous flow production process of 2-methyl-5-nitroimidazole Granted publication date: 20220708 Pledgee: Industrial Bank Co.,Ltd. Shanghai Changning sub branch Pledgor: SHANGHAI HOLDEN MATERIAL CO.,LTD.|NINGXIA ZHUOYU NEW MATERIAL TECHNOLOGY Co.,Ltd. Registration number: Y2024310000177 |