(3R)-1-[(20S)-20-(ジメチルアミノ)-4-オキソ-5α-プレグナン-3β-イル]-3-イソプロピルアゼチジン-2-オン 化学特性,用途語,生産方法
説明
This alkaloid is the major base found in Pachysandra terminalis Sieb. et Zucco
Like the other alkaloids present in this plant, it contains the pregnane skeleton.
It is dextrorotatory with [α]D + 24° (CHCI 3). It has two keto groups in the
molecule, one being present in a four-membered ring. Reduction with NaBH4
furnishes Pachystermine B (q.v.). The structure has been confirmed by the partial
synthesis of the alkaloid.
参考文献
Kikuchi, Uyeo., Tetrahedron Lett., 3473 (1965)
Kikuchi, Uyeo., Chem. Pharm. Bull., 15, 549 (1967)
Partial synthesis:
Kikuchi et al., Tetrahedron Lett., 909 (1968)
(3R)-1-[(20S)-20-(ジメチルアミノ)-4-オキソ-5α-プレグナン-3β-イル]-3-イソプロピルアゼチジン-2-オン 上流と下流の製品情報
原材料
準備製品