国家/地区 中国（2） 印度（2）
IPC部 B（5）
IPC大类 C07（5）
IPC小类 C07D（5）
IPC C01B031/04（2） C12N009/02（2）
发明人
公开年
申请年 2019（2） 
专利权人

Process for 5-hydroxymethyl ether formation involves using ionic liquid catalyst of fructose in corresponding alcohol and adding to N,N-dimethylacetamide methanesulfonate, refluxing reaction mixture, cooling and isolating desired ether product under reduced pressure and reusing recovered alcohol.

DUTTA S

Preparing 3-substituted 4-hydroxycoumarin compound, involves mixing 4-hydroxycoumarin derivatives with unsaturated alfa-beta-ketone, adding water, amino functional solid catalyst, heating, crystallizing viscous mass using organic solvent.

HAIDER M A, ALAM M I, AKHTAR M W, SHAHADAT M, AHMAD S Z

Performing synchronous enrichment and purification of aflatoxin B1 and capsaicin involves mixing reduced graphene oxide-bearing spherules obtained from culture of non-toxic Aspergillus flavus fungi with iron precursors.

YU L, LI P, MA F, ZHANG Z, WANG D, HU X, JIANG J

Graphene composite used for visible light absorbing photocatalyst used in regeneration of oxidoreductase cofactor, is obtained by reacting 15-methyl(methylidene)imino-methyl-15-azatetracyclo-heptadeca-heptaene-14,16-dione and graphene.

BAEG J O, KONG K J, KUMAR A, LEE J O, PARK N J, K YADAV R, YADAV R K

Material useful for preparing chromatography column for isolating protein from sample, and for preparing graphene oxide, comprises a graphene derivative comprising a graphene core and a first pendant group.

CHHOWALLA M, VITTADELLO M, WORONOWICZ K, FALKOWSKI P G, HARROLD J W, HARROLD J