CN103159645B - 制备2-(4-氯苯基)-3-甲基丁酰氯的烷基化反应方法 - Google Patents
制备2-(4-氯苯基)-3-甲基丁酰氯的烷基化反应方法 Download PDFInfo
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CN112174807A (zh) * | 2020-10-28 | 2021-01-05 | 安徽海顺化工有限公司 | 一种用于2-4-(氯苯基)-3-甲基丁酰氯制备的纯化回收工艺与装置 |
CN112321419A (zh) * | 2020-11-10 | 2021-02-05 | 安徽海顺化工有限公司 | 一种用于制备2-4-(氯苯基)-3-甲基丁酰氯的中间体的分离干燥工艺 |
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CN1239473C (zh) * | 2003-10-23 | 2006-02-01 | 南开大学 | 氰戊菊酯的制备方法 |
CN101696176B (zh) * | 2009-10-28 | 2012-04-18 | 浙江龙盛染料化工有限公司 | 一种苯胺类中间体的烷基化制备方法 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
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Denomination of invention: Alkylation of 2- (4- chlorophenyl) -3- methyl butyric chloride Effective date of registration: 20180627 Granted publication date: 20160120 Pledgee: Revitalize the financing Company limited by guarantee in harmony with County Pledgor: ANHUI HAISHUN CHEMICAL CO.,LTD. Registration number: 2018340000258 |
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Date of cancellation: 20190628 Granted publication date: 20160120 Pledgee: Revitalize the financing Company limited by guarantee in harmony with County Pledgor: ANHUI HAISHUN CHEMICAL CO.,LTD. Registration number: 2018340000258 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Alkylation Method for Preparation of 2- (4-Chlorophenyl) -3-Methyl Butyryl chloride Effective date of registration: 20230628 Granted publication date: 20160120 Pledgee: Industrial and Commercial Bank of China Limited Hexian sub branch Pledgor: ANHUI HAISHUN CHEMICAL CO.,LTD. Registration number: Y2023980046237 |