Výsledky vyhledávání - "Junji Takenaka"

Synthesis and polymerization of novel epoxy compounds having an adamantane ring and evaluation of their heat resistance and transparency

Autor: Takayuki Maehara, Hiromasa Yamamoto, Junji Takenaka, Tanaka Kenji, Joji Ohshita, Masao Yamaguchi

Publikováno v: Journal of Applied Polymer Science. 112:496-504

Three adamantane derivatives substituted by epoxy groups, 1,3-bis(glycidyloxy)adamantane (2a), 5,7-dimethyl-1,3-bis(glycidyloxy)adamantane (2b), 1,3,5-tris(glycidyloxy)adamantane (2c), were synthesized from the corresponding adamantanediol or triol i

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::2b9e8980ca827927867d8d426fac178b
https://doi.org/10.1002/app.29320

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Hydrophobic vitamin B12. Part 14. Ring-expansion reactions catalyzed by hydrophobic vitamin B12 under electrochemical conditions in nonaqueous medium

Autor: Junji Takenaka, Yoshio Hisaeda, Yukito Murakami

Publikováno v: Electrochimica Acta. 42:2165-2172

The electrolysis of alicyclic ketones (5, 6, 7, and 8-membered rings) with a carboxylic ester and a bromomethyl group was carried out in N , N -dimethylformamide in the presence of a catalytic amount of heptamethyl cobyrinate perchlorate under variou

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::46a2331c28b63ff96613600b5e36a11d
https://doi.org/10.1016/s0013-4686(97)85494-1

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