Zobrazeno 1 - 10
of 18
pro vyhledávání: '"Heesun Yu"'
Publikováno v:
Frontiers in Chemistry, Vol 8 (2020)
A highly efficient metal-free oxidative direct C(sp3)–H functionalization of N-acyl/sulfonyl 1,2,3,4-tetrahydroisoquinolines (THIQs) with a wide range of electron-rich nucleophiles was accomplished under mild conditions through oxidation with DDQ a
Externí odkaz:
https://doaj.org/article/70cc5abbf3c84c5bbd477556cfb1480c
Publikováno v:
Molecules, Vol 23, Iss 12, p 3223 (2018)
A mild and highly efficient metal-free oxidative α-cyanation of N-acyl/sulfonyl 1,2,3,4-tetrahydroisoquinolines (THIQs) has been accomplished at an ambient temperature via DDQ oxidation and subsequent trapping of N-acyl/sulfonyl iminium ions with (n
Externí odkaz:
https://doaj.org/article/8d6de5eb89e84125adb711d1ea7e368d
Publikováno v:
Organic Letters. 23:1135-1140
A diastereoselective synthesis of trans-2-alkyl-6-aryl-3,6-dihydro-2H-pyrans has been described. Dehydrogenative cycloetherification of (E)-(±)-1-aryl-5-hydroxy-1-alkenes promoted by DDQ proceeded cleanly via 6-endo cyclization to afford trans-2-alk
Autor:
Jung Suk Kim, Heesun Yu, Mi Ran Woo, Dong Wook Kim, Jong Oh Kim, Sae Kwang Ku, Sung Giu Jin, Han-Gon Choi
Publikováno v:
Materials scienceengineering. C, Materials for biological applications. 135
In this study, a novel hybrid bilayer wound dressing (HBD) has been developed for delivering a thermally unstable probiotic, Lactobacillus brevis. The HBD was composed of two layer, a hydrocolloid layer and a Lactobacillus brevis-loaded hydrogel laye
Publikováno v:
Organic letters. 23(3)
A diastereoselective synthesis of
Autor:
Jung Suk Kim, Han-Gon Choi, Min-Jong Choi, Sung Giu Jin, Ji Eun Choi, Kyungho Baek, Mi Ran Woo, Heesun Yu, Yong Seok Choi, Jong Oh Kim
Publikováno v:
Journal of Molecular Liquids. 346:117057
This study aimed to compare high-pressure homogenization (HPH) and Shirasu porous glass (SPG) membrane emulsification for enhancing the oral bioavailability of rivaroxaban using a self-nanoemulsifying drug delivery system (SNEDDS). The effects of two
Autor:
Yu Seok Youn, Eun-Seok Park, Han-Gon Choi, Jung Suk Kim, Fakhar ud Din, Heesun Yu, Sung Giu Jin, Dong Wook Kim, Jong Oh Kim, Sae-Kwang Ku
Publikováno v:
Composites Part B: Engineering. 225:109276
The objective of this study was to develop a novel composite double-layered dressing (CDD), with improved mechanical properties and wound recovery, to administer the thermosensitive drug Lactobacillus brevis (LB). The system was based on the release
Publikováno v:
The Journal of organic chemistry. 84(6)
A Lewis acid-promoted highly regio- and diastereoselective C(sp3)–C(sp2) cross-coupling reaction between unprotected aryl-substituted 1,2-diols and styryl-, aryl-, heteroaryl-, and polyarylboronic ...
Publikováno v:
Molecules, Vol 23, Iss 12, p 3223 (2018)
Molecules
Volume 23
Issue 12
Molecules
Volume 23
Issue 12
A mild and highly efficient metal-free oxidative &alpha
cyanation of N-acyl/sulfonyl 1,2,3,4-tetrahydroisoquinolines (THIQs) has been accomplished at an ambient temperature via DDQ oxidation and subsequent trapping of N-acyl/sulfonyl iminium ion
cyanation of N-acyl/sulfonyl 1,2,3,4-tetrahydroisoquinolines (THIQs) has been accomplished at an ambient temperature via DDQ oxidation and subsequent trapping of N-acyl/sulfonyl iminium ion
Autor:
Hyunsong Koh, Hye Seon Jeong, Hyun Jeong Kwag, Hyun-Jo Kwon, Sang-Geun Oh, Hee-Jung Song, Nayoung Yun, Heesun Yu, Jei Kim
Publikováno v:
Stroke. 45
Background: We evaluated whether a direct doctor-to-doctor telecommunication (D2D-Call) between a comprehensive stroke center and local hospitals was effective to rapidly start intraarterial thrombectomy (IAT) for acute ischemic stroke patients, who