公开(公告)号：US20220298170A1

公开(公告)日：2022-09-22

申请号：US17630985

申请日：2020-07-20

申请人： GLACEUM INC.

发明人： Sang Ku YOO ,  Ji Young KIM ,  Jung Woo LEE ,  Jeong Ho LIM ,  Ku Suk KANG ,  Jin Young KIM

IPC分类号： C07D493/04 ,  C07D311/58

摘要： The present invention relates to a method for synthesizing a 2-((6-(hydroxymethyl)chromen-5-yl)oxy)-1-phenylethanone derivative. When the method is used, it is possible to effectively synthesize a 2-((6-(hydroxymethyl)chromene-5-yl)oxy)-1-phenylethanone derivative.

公开(公告)号：US20210395282A1

公开(公告)日：2021-12-23

申请号：US17281652

申请日：2019-10-02

申请人： GLACEUM INC.

发明人： Sang Ku YOO ,  Ku Suk KANG ,  Jin Young KIM ,  Jung Woo LEE ,  Ji Young KIM ,  Jeong Ho IM

IPC分类号： C07F15/00 ,  B01J31/18 ,  B01J31/22 ,  B01J31/02

摘要： The present invention may provide an asymmetric hydrogenation catalyst capable of resolving enantiomers with excellent enantioselectivity from a carbon-carbon double bond-containing compound. The catalyst according to one embodiment of the present invention includes: an iridium cation; and a ligand bonded to the iridium cation.

公开(公告)号：US20210040106A1

公开(公告)日：2021-02-11

申请号：US17044481

申请日：2019-04-03

申请人： GLACEUM INC.

发明人： Sang Ku YOO ,  Jin Wook CHUNG ,  In Geun JO ,  Ji Young KIM ,  Jeong Ho IM ,  Ku Suk KANG ,  Jin Young KIM

IPC分类号： C07D493/04

摘要： The present invention relates to a method for synthesizing a 3-phenyl-2,8-dihydropyrano[2,3-f]chromene derivative, which may be usefully used for synthesizing a pyranochromenyl phenol derivative, and when the derivative is used, the 3-phenyl-2,3,4,8,9,10-hexahydropyrano[2,3-f]chromene derivative may be effectively prepared.

公开(公告)号：US20200048272A1

公开(公告)日：2020-02-13

申请号：US16339288

申请日：2017-09-27

申请人： GLACEUM, INC.

发明人： Sang Ku YOO ,  Jin Wook CHUNG ,  In Geun JO ,  Ji Young KIM ,  Jeong Ho IM ,  Ku Suk KANG ,  Jin Young KIM

IPC分类号： C07D493/04 ,  C07D311/04

摘要： The present invention relates to a method for synthesizing a 3-phenyl-2,3,4,8,9,10-hexahydropyrano[2,3-f]chromene derivative and an optical isomer thereof, and an intermediate Compound which may be used for the synthesis method, and when the method and the intermediate Compound are used, the 3-phenyl-2,3,4,8,9,10-hexahydropyrano[2,3-f]chromene derivative and the optical isomer thereof may be effectively synthesized.