国家/地区 中国（4）
IPC部 C（4） B（2）
IPC大类 C07（4） B01（2）
IPC小类 C07D（4）
IPC C07D213/61（4）
发明人 ZHANG X（2）
公开年 2018（2）
申请年
专利权人

Synthesis of symmetrical disulfide by dissolving insoluble copper salt and amine in methanol to form mixed solution, dispersing graphene in methanol to form dispersion liquid, mixing halide, elemental sulfur, copper-based catalyst, acid binding agent and solvent and carry out post-processing.

CHEN X, ZHOU S, RUAN J, JIN H, QIAN C

Preparation of 2,3-dichloropyridine by chlorination includes reacting 3-aminopyridine, hydrochloric acid and hydrogen peroxide in graphene oxide.

SONG L, ZHANG X, WANG W, ZHANG S, WANG B

Preparation of 2,3-dichloropyridine involves obtaining graphene-copper oxide composite catalyst, adding 2-chloro-3-aminopyridine and concentrated hydrochloric acid, cooling, adding solution of sodium nitrite, and further processing.

ZHANG L, SI N, ZHANG X, ZHOU Y, SHI L, ZHANG J

Preparing nitro compound by adding graphene, nitrification substrate and nitric oxide agent to reactor, setting reaction temperature and pressure, and fully reacting under oxygen atmosphere.

PENG X, WEN N, PAN Y, SHAO D