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Author:

白金泉 (白金泉.) | 王乔乔 (王乔乔.) | 佘远斌 (佘远斌.) | 董阳阳 (董阳阳.)

Indexed by:

incoPat

Abstract:

本发明涉及一种金属卟啉催化氧化2-甲基吡嗪制备吡嗪-2-甲酸的方法,该方法是以2-甲基吡嗪为原料,以乙醇或60~99%(体积)乙醇与水的混合溶液为溶剂,选用具有式(I)、式(II)结构的单核金属卟啉或具有式(Ⅲ)结构的双核金属卟啉作为催化剂,催化剂用量占原料重量0.02~0.07%,在强碱氢氧化钠或氢氧化钾存在下,在0.5~2.5MPa氧气压力下,于80~140℃下反应0.5~8小时,反应后的产物经酸化、过滤、萃取和热水重结晶后得到吡嗪-2-甲酸。本发明方法催化剂用量少且无需分离,反应温度低,溶剂环境友好,在工业上具有广泛的应用前景。

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Patent Info :

Type: 发明申请

Patent No.: CN201210052678.5

Filing Date: 2012-03-02

Publication Date: 2012-08-01

Pub. No.: CN102617490A

Applicants: 北京工业大学

Legal Status: 撤回

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 1

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