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改性骨架镍催化马来酸酐加氢制备琥珀酸酐

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Indexed by:期刊论文

Date of Publication:2010-07-15

Journal:精细化工

Included Journals:PKU、ISTIC、CSCD

Volume:27

Issue:7

Page Number:678-681

ISSN No.:1003-5214

Key Words:改性骨架镍;催化加氢;马来酸酐;琥珀酸酐

Abstract:将骤冷法制备的改性骨架镍用于马来酸酐(MA)的催化加氢,可在温和条件下高选择性地制备琥珀酸酐(SA).考察了不同反应参数对该反应的影响,当采用1,4-二氧六环为溶剂,在0.2 MPa和30 ℃的温和条件下反应60 min,马来酸酐的转化率和琥珀酸酐的选择性均可达到100%.在上述条件下,该反应表现为零级反应,其表观活化能为27.1 kJ/mol.

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