CN101028988A - β-甲基萘的纯化方法 - Google Patents
β-甲基萘的纯化方法 Download PDFInfo
- Publication number
- CN101028988A CN101028988A CN200610024185.5A CN200610024185A CN101028988A CN 101028988 A CN101028988 A CN 101028988A CN 200610024185 A CN200610024185 A CN 200610024185A CN 101028988 A CN101028988 A CN 101028988A
- Authority
- CN
- China
- Prior art keywords
- beta
- methylnaphthalene
- purification process
- raw material
- crystallization
- 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.)
- Granted
Links
- QIMMUPPBPVKWKM-UHFFFAOYSA-N 2-methylnaphthalene Chemical compound C1=CC=CC2=CC(C)=CC=C21 QIMMUPPBPVKWKM-UHFFFAOYSA-N 0.000 title claims abstract description 194
- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000000746 purification Methods 0.000 title claims abstract description 21
- 238000002425 crystallisation Methods 0.000 claims abstract description 39
- 230000008025 crystallization Effects 0.000 claims abstract description 39
- 239000002994 raw material Substances 0.000 claims abstract description 23
- 239000012535 impurity Substances 0.000 claims abstract description 18
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 14
- 238000001816 cooling Methods 0.000 claims abstract description 14
- 239000002904 solvent Substances 0.000 claims abstract description 12
- 239000011280 coal tar Substances 0.000 claims abstract description 11
- 238000003756 stirring Methods 0.000 claims abstract description 10
- 238000005406 washing Methods 0.000 claims description 24
- 230000001476 alcoholic effect Effects 0.000 claims description 11
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical group OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 9
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 8
- 239000012452 mother liquor Substances 0.000 claims description 8
- 150000002475 indoles Chemical class 0.000 claims description 6
- 239000013078 crystal Substances 0.000 claims description 5
- UFWIBTONFRDIAS-UHFFFAOYSA-N naphthalene-acid Natural products C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 claims description 4
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 claims description 4
- 238000004064 recycling Methods 0.000 claims description 4
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical class CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- QPUYECUOLPXSFR-UHFFFAOYSA-N 1-methylnaphthalene Chemical compound C1=CC=C2C(C)=CC=CC2=C1 QPUYECUOLPXSFR-UHFFFAOYSA-N 0.000 abstract description 38
- BLZKSRBAQDZAIX-UHFFFAOYSA-N 2-methyl-1-benzothiophene Chemical compound C1=CC=C2SC(C)=CC2=C1 BLZKSRBAQDZAIX-UHFFFAOYSA-N 0.000 abstract description 32
- SIKJAQJRHWYJAI-UHFFFAOYSA-N Indole Chemical compound C1=CC=C2NC=CC2=C1 SIKJAQJRHWYJAI-UHFFFAOYSA-N 0.000 abstract description 4
- PZOUSPYUWWUPPK-UHFFFAOYSA-N indole Natural products CC1=CC=CC2=C1C=CN2 PZOUSPYUWWUPPK-UHFFFAOYSA-N 0.000 abstract description 2
- RKJUIXBNRJVNHR-UHFFFAOYSA-N indolenine Natural products C1=CC=C2CC=NC2=C1 RKJUIXBNRJVNHR-UHFFFAOYSA-N 0.000 abstract description 2
- NNMWJOGJTKGOAR-UHFFFAOYSA-N C1=2CC=CC=2C=C(SC)C=C1 Chemical compound C1=2CC=CC=2C=C(SC)C=C1 NNMWJOGJTKGOAR-UHFFFAOYSA-N 0.000 abstract 1
- 238000005265 energy consumption Methods 0.000 abstract 1
- DOHZWDWNQFZIKH-UHFFFAOYSA-N 5-methyl-1-benzothiophene Chemical compound CC1=CC=C2SC=CC2=C1 DOHZWDWNQFZIKH-UHFFFAOYSA-N 0.000 description 15
- 238000004458 analytical method Methods 0.000 description 7
- 239000000047 product Substances 0.000 description 6
- 239000000243 solution Substances 0.000 description 6
- 238000005303 weighing Methods 0.000 description 6
- 238000001914 filtration Methods 0.000 description 5
- 229960000935 dehydrated alcohol Drugs 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 239000012752 auxiliary agent Substances 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000005648 plant growth regulator Substances 0.000 description 2
- 239000004753 textile Substances 0.000 description 2
- 235000019168 vitamin K Nutrition 0.000 description 2
- 239000011712 vitamin K Substances 0.000 description 2
- 229920002538 Polyethylene Glycol 20000 Polymers 0.000 description 1
- 229930003448 Vitamin K Natural products 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012159 carrier gas Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011549 crystallization solution Substances 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229960004756 ethanol Drugs 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000010606 normalization Methods 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- SHUZOJHMOBOZST-UHFFFAOYSA-N phylloquinone Natural products CC(C)CCCCC(C)CCC(C)CCCC(=CCC1=C(C)C(=O)c2ccccc2C1=O)C SHUZOJHMOBOZST-UHFFFAOYSA-N 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 238000003822 preparative gas chromatography Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 150000003721 vitamin K derivatives Chemical class 0.000 description 1
- 229940046010 vitamin k Drugs 0.000 description 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (13)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2006100241855A CN100506762C (zh) | 2006-02-28 | 2006-02-28 | β-甲基萘的纯化方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2006100241855A CN100506762C (zh) | 2006-02-28 | 2006-02-28 | β-甲基萘的纯化方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101028988A true CN101028988A (zh) | 2007-09-05 |
CN100506762C CN100506762C (zh) | 2009-07-01 |
Family
ID=38714557
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CNB2006100241855A Active CN100506762C (zh) | 2006-02-28 | 2006-02-28 | β-甲基萘的纯化方法 |
Country Status (1)
Country | Link |
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CN (1) | CN100506762C (zh) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101293808B (zh) * | 2008-06-18 | 2010-12-08 | 华东理工大学 | 2-甲基萘的分离纯化方法 |
CN101575262B (zh) * | 2008-05-08 | 2012-11-14 | 上海宝钢化工有限公司 | 一种降低2-甲基萘杂质含量的方法 |
CN107652156A (zh) * | 2017-11-18 | 2018-02-02 | 辽宁科技学院 | 一种β‑甲基萘的结晶方法和装置 |
CN111960912A (zh) * | 2020-08-18 | 2020-11-20 | 连云港鹏辰特种新材料有限公司 | 一种分离甲基萘富集液制备2-甲基萘的方法 |
CN114669077A (zh) * | 2022-04-15 | 2022-06-28 | 煤炭科学技术研究院有限公司 | 一种2-甲基萘的提纯系统及提纯方法 |
-
2006
- 2006-02-28 CN CNB2006100241855A patent/CN100506762C/zh active Active
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101575262B (zh) * | 2008-05-08 | 2012-11-14 | 上海宝钢化工有限公司 | 一种降低2-甲基萘杂质含量的方法 |
CN101293808B (zh) * | 2008-06-18 | 2010-12-08 | 华东理工大学 | 2-甲基萘的分离纯化方法 |
CN107652156A (zh) * | 2017-11-18 | 2018-02-02 | 辽宁科技学院 | 一种β‑甲基萘的结晶方法和装置 |
CN107652156B (zh) * | 2017-11-18 | 2023-11-10 | 辽宁科技学院 | 一种β-甲基萘的结晶方法和装置 |
CN111960912A (zh) * | 2020-08-18 | 2020-11-20 | 连云港鹏辰特种新材料有限公司 | 一种分离甲基萘富集液制备2-甲基萘的方法 |
CN114669077A (zh) * | 2022-04-15 | 2022-06-28 | 煤炭科学技术研究院有限公司 | 一种2-甲基萘的提纯系统及提纯方法 |
CN114669077B (zh) * | 2022-04-15 | 2024-04-16 | 煤炭科学技术研究院有限公司 | 一种2-甲基萘的提纯系统及提纯方法 |
Also Published As
Publication number | Publication date |
---|---|
CN100506762C (zh) | 2009-07-01 |
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Effective date of registration: 20210120 Address after: 201900 chemical office building, Weisan Road, Baoshan District, Shanghai Patentee after: BAOWU CARBON MATERIAL TECHNOLOGY Co.,Ltd. Address before: 201900, Fujin Road, Shanghai, Baoshan District orchard Patentee before: BAOSHAN IRON & STEEL Co.,Ltd. |
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CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 201900 chemical office building, Weisan Road, Baoshan District, Shanghai Patentee after: Baowu Carbon Technology Co.,Ltd. Address before: 201900 chemical office building, Weisan Road, Baoshan District, Shanghai Patentee before: BAOWU CARBON MATERIAL TECHNOLOGY Co.,Ltd. |