CPC B01J 20/226 (2013.01) [B01D 53/0423 (2013.01); B01J 20/281 (2013.01); B01J 20/28052 (2013.01); B01J 20/3085 (2013.01); B01J 20/3092 (2013.01); C07C 7/12 (2013.01); C07F 15/045 (2013.01); B01D 2253/204 (2013.01); B01D 2257/7022 (2013.01); B01D 2259/4009 (2013.01); B01J 2220/52 (2013.01)] | 10 Claims |
1. A metal-organic framework material for adsorptive separation of acetylene/ethylene mixture, wherein the metal-organic framework material is named TJE-2 with a chemical formula of [Ni(pyc)3(apyz)2]n,
wherein Ni represents nickel as a metal center, pyc represents an organic ligand 1H-pyrazole-4-carboxylic acid (structural formula:
and apyz represents an organic ligand 2-aminopyrazine (structural formula:
and
wherein the metal-organic framework material is 6-coordinated without forming open metal sites, each metal center being coordinated with:
one N atom from a first 1H-pyrazole-4-carboyxlic acid ligand,
one N atom from a second 1H-pyrazole-4-carboyxlic acid ligand,
two O atoms from a third 1H-pyrazole-4-carboyxlic acid ligand,
one N atom from a first 2-aminopyrazine ligand, and
one N atom from a second 2-aminopyrazine ligand.
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