Zobrazeno 1 - 10
of 16
pro vyhledávání: '"Yudhi Dwi Kurniawan"'
Autor:
Muji Harsini, Ainy Nur Farida, Erna Fitriany, Denok Risky Ayu Paramita, Afaf Baktir, Fredy Kurniawan, Satya Candra Wibawa Sakti, Yudhi Dwi Kurniawan, Bernadeta Ayu Widyaningrum
Publikováno v:
Indonesian Journal of Chemistry, Vol 24, Iss 1, Pp 38-53 (2024)
Modification of electrode using polymelamine (PM) and gold nanoparticles (AuNPs) has been successfully developed via electropolymerization and electrodeposition onto carbon paste electrode (CPE) using cyclic voltammetry (CV) technique. The modified e
Externí odkaz:
https://doaj.org/article/755a7ad85292479eb0c1b32f0b70cf8b
Autor:
Yudhi Dwi Kurniawan, Duen Ren Hou
Publikováno v:
Journal of Pure and Applied Chemistry Research, Vol 5, Iss 1, Pp 9-18 (2016)
Cyclopropanation of various electron rich and electron deficient olefins via Simmons-Smith and Michael-initiated ring closure reactions was studied in our research. Cinnamyl alcohol 18 was succesfully cyclopropanated in a good to excellent yield usin
Externí odkaz:
https://doaj.org/article/4f60ad03fd434d78af746ec81c5e1fe0
Practical Preparation of (4R,5R,E)-methyl 5-(tert-butyldimethylsilyloxy)-4-hydroxyhepta-2,6-dienoate
Publikováno v:
Journal of Pure and Applied Chemistry Research, Vol 3, Iss 1, Pp 13-18 (2013)
This study is aimed to improve the preparation of uselful synthetic block (4R,5R,E)-methyl 5-(tert-butyldimethylsilyloxy)-4-hydroxyhepta-2,6-dienoate (1). This intermediate was used in the synthesis of (+)-Cladospolide D. The strategy developed by Vo
Externí odkaz:
https://doaj.org/article/fff2d89bdccf4aa5ae067e6a950157a8
Autor:
Yudhi Dwi Kurniawan, 俞得喜
101
This study is aimed to achieve the synthesis of Brevipolide. So far, the key intermediate III.8 was prepared in 7 steps with an overall yield of 18%. Michael-Initiated Ring Closure reactions were the key step to provide the cyclopropane moie
This study is aimed to achieve the synthesis of Brevipolide. So far, the key intermediate III.8 was prepared in 7 steps with an overall yield of 18%. Michael-Initiated Ring Closure reactions were the key step to provide the cyclopropane moie
Externí odkaz:
http://ndltd.ncl.edu.tw/handle/w5bfu2
Autor:
Ahmad Yusuf Afandi, Yudhi Dwi Kurniawan, Bernadeta Ayu Widyaningrum, Tamara Matilda, Dina Wahyu Indriani, Devi Indrasari Mustopa Putri, Handoko Darmokoesoemo, Heri Septya Kusuma
Publikováno v:
Chemistry and Ecology. :1-19
Publikováno v:
Beilstein Journal of Organic Chemistry, Vol 17, Iss 1, Pp 2399-2416 (2021)
Beilstein Journal of Organic Chemistry
Beilstein Journal of Organic Chemistry
In recent years fifteen 5,6-dihydro-α-pyrone derivatives, bearing either a distinctive cyclopropane or furan ring and named brevipolides A–O (1–15), have been isolated from the invasive plant Hyptis brevipes Poit. Their fascinating structural fe
Autor:
Bernadeta Ayu Widyaningrum, Putri Amanda, Dwi Ajias Pramasari, Riska Surya Ningrum, Wida Banar Kusumaningrum, Yudhi Dwi Kurniawan, Andrew Nosakhare Amenaghawon, Handoko Darmokoesoemo, Heri Septya Kusuma
Publikováno v:
Nano-Structures & Nano-Objects. 31:100904
Publikováno v:
Asian Journal of Chemistry. 30:1435-1440
Publikováno v:
Tetrahedron Letters. 85:153493
A convergent synthesis of the C3-C8 fragment of zaragozic acids is described. The key reactions include desilylation-aldol reaction, rearrangement induced by regioselective reductive cleavage, BAIB/TEMPO-Pinnick oxidation, esterification, silylation,
Autor:
Duen Ren Hou, Yudhi Dwi Kurniawan
Publikováno v:
Journal of Pure and Applied Chemistry Research, Vol 5, Iss 1, Pp 9-18 (2016)
Cyclopropanation of various electron rich and electron deficient olefins via Simmons-Smith and Michael-initiated ring closure reactions was studied in our research. Cinnamyl alcohol 18 was succesfully cyclopropanated in a good to excellent yield usin