CN114814049B - 草酸二甲酯的分析方法 - Google Patents
草酸二甲酯的分析方法 Download PDFInfo
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- CN114814049B CN114814049B CN202210241359.2A CN202210241359A CN114814049B CN 114814049 B CN114814049 B CN 114814049B CN 202210241359 A CN202210241359 A CN 202210241359A CN 114814049 B CN114814049 B CN 114814049B
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- dimethyl oxalate
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- oxalate
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- LOMVENUNSWAXEN-UHFFFAOYSA-N Methyl oxalate Chemical compound COC(=O)C(=O)OC LOMVENUNSWAXEN-UHFFFAOYSA-N 0.000 title claims abstract description 100
- 238000004458 analytical method Methods 0.000 title claims abstract description 22
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 claims abstract description 33
- 238000000034 method Methods 0.000 claims abstract description 32
- 238000005259 measurement Methods 0.000 claims abstract description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 54
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 53
- TZIHFWKZFHZASV-UHFFFAOYSA-N methyl formate Chemical compound COC=O TZIHFWKZFHZASV-UHFFFAOYSA-N 0.000 claims description 34
- NKDDWNXOKDWJAK-UHFFFAOYSA-N dimethoxymethane Chemical compound COCOC NKDDWNXOKDWJAK-UHFFFAOYSA-N 0.000 claims description 18
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 claims description 18
- 238000004817 gas chromatography Methods 0.000 claims description 15
- 239000007789 gas Substances 0.000 claims description 13
- 238000002347 injection Methods 0.000 claims description 13
- 239000007924 injection Substances 0.000 claims description 13
- 238000005070 sampling Methods 0.000 claims description 12
- 239000012086 standard solution Substances 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 7
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 239000010935 stainless steel Substances 0.000 claims description 6
- 238000005303 weighing Methods 0.000 claims description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- 229910002804 graphite Inorganic materials 0.000 claims description 4
- 239000010439 graphite Substances 0.000 claims description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 3
- 238000011088 calibration curve Methods 0.000 claims description 3
- 238000012937 correction Methods 0.000 claims description 3
- 239000001257 hydrogen Substances 0.000 claims description 3
- 229910052739 hydrogen Inorganic materials 0.000 claims description 3
- 230000014759 maintenance of location Effects 0.000 claims description 3
- 238000004451 qualitative analysis Methods 0.000 claims description 3
- 238000011002 quantification Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 239000000243 solution Substances 0.000 claims description 3
- 238000003860 storage Methods 0.000 claims description 3
- 238000004445 quantitative analysis Methods 0.000 claims description 2
- 238000003672 processing method Methods 0.000 claims 1
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 abstract description 14
- 239000007787 solid Substances 0.000 abstract description 10
- 239000003245 coal Substances 0.000 abstract description 4
- 238000013375 chromatographic separation Methods 0.000 abstract description 3
- 239000012535 impurity Substances 0.000 abstract description 3
- 239000013067 intermediate product Substances 0.000 abstract description 3
- 238000002844 melting Methods 0.000 abstract description 3
- 230000008018 melting Effects 0.000 abstract description 3
- 239000002904 solvent Substances 0.000 abstract description 3
- 238000001514 detection method Methods 0.000 description 5
- -1 Methanol Methyl formate Ethanol Methylal (methylal) Dimethyl carbonate Oxalic acid dimethyl ester Chemical compound 0.000 description 2
- 238000005984 hydrogenation reaction Methods 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
- G01N30/04—Preparation or injection of sample to be analysed
- G01N30/06—Preparation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
- G01N30/04—Preparation or injection of sample to be analysed
- G01N30/24—Automatic injection systems
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Investigating Or Analysing Biological Materials (AREA)
Abstract
Description
组分(%) | 甲醇 | 甲酸甲酯 | 乙醇 | 甲缩醛 | 碳酸二甲酯 | 草酸二甲酯 |
1#标准 | 0.06787 | 0.1266 | 0.1078 | 0.1147 | 0.5856 | 98.00 |
2#标准 | 0.4298 | 0.56 | 0.5253 | 0.5521 | 2.043 | 94.90 |
3#标准 | 1.052 | 0.9392 | 0.7118 | 0.9987 | 3.951 | 91.36 |
组分 | 甲醇 | 甲酸甲酯 | 乙醇 | 甲缩醛 | 碳酸二甲酯 | 草酸二甲酯 |
标准曲线 | y=73187x | y=43685x | y=104597x | y=67766x | y=43248x | y=44862x |
r | 0.999 | 0.997 | 0.999 | 0.999 | 0.999 | 0.999 |
R2 | 0.998 | 0.995 | 0.999 | 0.999 | 0.999 | 0.999 |
Claims (1)
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CN202210241359.2A CN114814049B (zh) | 2022-03-11 | 2022-03-11 | 草酸二甲酯的分析方法 |
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CN114814049A CN114814049A (zh) | 2022-07-29 |
CN114814049B true CN114814049B (zh) | 2023-12-19 |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101701943A (zh) * | 2009-11-05 | 2010-05-05 | 宁波中普检测技术服务有限公司 | 气相色谱-质谱联用测定产品中富马酸二甲酯的方法 |
CN107673646A (zh) * | 2017-10-19 | 2018-02-09 | 安阳市正强建材有限公司 | 一种水泥助磨剂及其制备方法 |
CN110873761A (zh) * | 2018-09-03 | 2020-03-10 | 万全万特制药江苏有限公司 | 草酸艾司西酞普兰中间体有关物质的气相色谱检测方法 |
WO2021217442A1 (zh) * | 2020-04-27 | 2021-11-04 | 深圳波顿香料有限公司 | 电子烟油中的生育酚乙酸酯的合相色谱分析方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2005334674B2 (en) * | 2005-07-20 | 2011-04-07 | Council Of Scientific And Industrial Research | Process for preparing L- ( + ) -lactic acid |
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- 2022-03-11 CN CN202210241359.2A patent/CN114814049B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101701943A (zh) * | 2009-11-05 | 2010-05-05 | 宁波中普检测技术服务有限公司 | 气相色谱-质谱联用测定产品中富马酸二甲酯的方法 |
CN107673646A (zh) * | 2017-10-19 | 2018-02-09 | 安阳市正强建材有限公司 | 一种水泥助磨剂及其制备方法 |
CN110873761A (zh) * | 2018-09-03 | 2020-03-10 | 万全万特制药江苏有限公司 | 草酸艾司西酞普兰中间体有关物质的气相色谱检测方法 |
WO2021217442A1 (zh) * | 2020-04-27 | 2021-11-04 | 深圳波顿香料有限公司 | 电子烟油中的生育酚乙酸酯的合相色谱分析方法 |
Non-Patent Citations (8)
Title |
---|
DETECTION AND QUANTITATION OF OXALIC-ACID BY CAPILLARY GAS-CHROMATOGRAPHY;HANS D. GOTTSTEIN 等;Journal of Chromatography;第481卷;全文 * |
Gas-chromatographic estimation of urinary oxalate and its comparison with a colorimetric method;C. J. Farrlngton and A. H. Chalmers;CLINICAL CHEMISTRY;第25卷(第12期);全文 * |
微波辅助萃取-气相色谱/质谱-选择离子监测法同时测定皮革制品中21种邻苯二甲酸酯类化合物;王成云;岑杨媚;麦家超;沈雅蕾;谢堂堂;刘彩明;;分析仪器(第06期);全文 * |
改良二级A/O工艺在现代煤化工废水处理中的应用;刘利民 等;煤炭加工与综合利用(第6期);第36-39页 * |
王成云 ; 岑杨媚 ; 麦家超 ; 沈雅蕾 ; 谢堂堂 ; 刘彩明 ; .微波辅助萃取-气相色谱/质谱-选择离子监测法同时测定皮革制品中21种邻苯二甲酸酯类化合物.分析仪器.2012,(第06期),全文. * |
草酸二甲酯和草酸的反相高效液相色谱分析;石蕾;李伟松;师浩淳;许春建;;化学工业与工程(第02期);第91-95页 * |
衍生气相色谱法分析中草药中的草酸;马茜,畅志强,张照昱;太原理工大学学报(第02期);第108-112页 * |
马茜,畅志强,张照昱.衍生气相色谱法分析中草药中的草酸.太原理工大学学报.1994,(第02期),第108-112页. * |
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Effective date of registration: 20240219 Address after: 713504 High end Energy and Chemical Industry Park (Tunzhuang Community), Xinmin Town, Binzhou City, Xianyang City, Shaanxi Province Patentee after: Shaanxi Weihe Binzhou Chemical Co.,Ltd. Country or region after: China Address before: No.34, west section of Dongfeng Street, high tech Industrial Development Zone, Weinan, Shaanxi 714000 Patentee before: Shaanxi Weihe Coal Chemical Group Co.,Ltd. Country or region before: China |