Zobrazeno 1 - 10
of 80
pro vyhledávání: '"Yoshihito Fujihara"'
Autor:
Yoshihito Fujihara, Yuki Ohno, Shinya Tachibana, Yoshiharu Okada, Shigeki Takagi, Masaaki Sugiura, Masato Nomura
Publikováno v:
Journal of Oleo Science. 55:181-189
We are conducting research into the synthesis of bioactive substances that are based on monoterpenoids. As part of this research, here we synthesized a compound that introduced three kinds of pyrones (a)-(c) (which are used for flavor and are known t
Publikováno v:
Journal of Oleo Science. 52:41-46
Publikováno v:
Journal of Oleo Science. 52:495-498
It was previously confirmed that estragole, an essential oil obtained from Foeniculum vulgare Miller , has skin whitening effects. Furthermore, compounds synthesized from estragole have good tyrosinase inhibitory activity. We have therefore used estr
Publikováno v:
Journal of the agricultural chemical society of Japan. 77:754-761
近年,冷蔵庫やエアコンなどに使用されていたフロンガスの大気への放出によるオゾン層の破壊が懸念されている.このことによる過剰な紫外線の暴露が皮膚がんや炎症,皮膚老化の原因と
Publikováno v:
Journal of Oleo Science. 52:141-147
Anacardic acids, (6-[(8Z)-8-pentadecenyl] salicylic acid (1) and 6-[(8Z,11Z)-8,11,14-pentadecatrienyl] salicylic acid (2)) were isolated from the shell oil of Indonesian cashew nut and used to synthesize glycosides via glycosidation of the carboxyl g
Publikováno v:
Journal of Oleo Science. 51:637-642
6-[(8Z)-8-pentadecenyl] salicylic acid [1] was isolated from the shell oil of Indonesian cashew nuts and used to synthesize two derivatives via epoxidation and hydrolysis of the C15 side chain. The antimicrobial activity of the derivatives toward Bac
Publikováno v:
Journal of Oleo Science. 51:57-62
Natural material extracts are presently used as cosmetic ingredients. Their physiological effects were examined using estragole isolated from the essential oil of Foeniculum vulgare Miller as starting materials. Thirty derivatives were synthesized by
Autor:
Sadao Komemushi, Tadashi Okamoto, Yoshiharu Matsubara, Fumihiro Hattori, Kenji Shimomura, Yoshihito Fujihara, Takahiro Tada, Masato Nomura, Saburou Kawamura, Satoko Shiohara, Akiyoshi Sawabe
Publikováno v:
Journal of Oleo Science. 51:203-206
Six compounds were isolated from the leaves of Celosia argentea L.. Tyrosinase inhibitory and superoxide scavenging activity of the compounds was examined so as to obtain a skin depigmentation agent for cosmetic application. Eugenyl O-β-D-glucopyran
Publikováno v:
Journal of Oleo Science. 50:583-591
Synthesis and physiological activity of amides and esters with carvonyl derivatives was examined. d- and l- Carvones (1), (2) were converted to primary amines (3) and (4) by oximation (N,N-dimethylhydrazonation, methylation and elimination reaction)
Publikováno v:
Journal of Japan Oil Chemists' Society. 49:501-504,516
Examination was made of the condensation of citral (1), (R) -l-Perillaldehyde (2) and l-Myrtenal (3) using N, N-dialkylamine compounds (dimethylamine, diethylamine and di-n-propylamine) to obtain dialkylamide compounds (7a) (9c) in 2856% yield in thr