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Two new dioxopiperazine derivatives, arestrictins A and B, isolated from Aspergillus restrictus and Aspergillus penicilloides.

• Takeshi Itabashi, Natsuna Matsuishi, +5 authors Ken-ichi Kawai
• Chemical & pharmaceutical bulletin
• 2006

In the course of searching for bioactive substances, two new dioxopiperazine derivatives, arestrictins A (1) and B (2), were isolated along with the known dioxopiperazine, cristatin A (3), and the… (More)

Chem. Pharm. Bull. 54(12) 1639—1641 (2006)

• Takeshi Itabashi, Natsuna Matsuishi, Tomoo Hosoe, Shun - ichi UDAGAWA, Toshimichi Imai
• 2006

found to be widely distributed in our inhabited environment. The typical xerophilic fungi, Aspergillus restrictus SMITH and Wallemia sebi (FR.) v. ARX., have been very frequently detected in… (More)

Studies on application of amino acid as medicinal agent. I. Syntheses of amino-tert-alcohol derivatives.

• S. Hayashi, M. Furukawa, Yujiro Fujino, Natsuna Matsuishi, Tadashi Okawara
• Chemical & pharmaceutical bulletin
• 1969

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