id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
brj-22486	Du, Xiongjian; Wu, Shubin; Li, Penghui	Catalytic Hydrogenolysis Lignin to Obtain Phenols: A Review of Selective Cleavage of Ether Bonds	2023	31	.pdf	application/pdf	16260	773	52	In 1986, Walter started to experiment with precious metals as catalysts for hydrogenation degradation reactions and achieved satisfactory results (Mycke and Michaelis 1986). Table 1 lists some investigations in which α-O-4 served as a model compound as the substrate for hydrogenation degradation reaction.	cache/brj-22486.pdf	txt/brj-22486.txt