国家/地区 中国（2）
IPC部 C（2）
IPC大类 C07（2）
IPC小类 C07C（2）
IPC C07C201/12（2）
发明人 GUO X（2）
公开年
申请年
专利权人

Preparation of p-nitrophenol comprising adding p-nitrochlorobenzene and aqueous sodium hydroxide solution, stirring, raising temperature, adding sulfuric acid solution to obtain reaction solution, separating oil layer by oil-water separation and subjecting oil layer to ultrafiltration.

CAO M, YAO X, XIONG G, HUANG Z, GUO X, CHEN Y, CHEN B

Preparing diphenyl ether compound comprises mixing halogenated benzene compound, phenolic compound, alkali and tetrahydrofuran, adding cuprous oxide, ultrasonically dispersing the mixture in the presence of a graphene catalyst and heating.

GUO X, DI Z