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Novel Synthon of N-Boc-Phytosphingosine-3,4-thiocarbonate for the Synthesis of Sphingosine Derivatives.

✍ Scribed by Bo Gan Song; Bum Suk Son; Min Jung Seo; Jung Ki Kim; Gehyeong Lee; Zaesung No; Hyoung Rae Kim

Publisher: John Wiley and Sons
Year: 2005
Weight: 29 KB
Volume: 36
Category: Article
ISSN: 0931-7597
DOI: 10.1002/chin.200530187

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## Abstract magnified image A new industrially viable process for the preparation of 1β‐(__N__‐__tert__‐butyl carbamoyl)‐4‐aza‐5α‐androst‐1‐ene‐3‐one, also known by the generic name finasteride (**6**) from the new azaandrostane derivatives such as 1β‐(__N__‐__tert__‐butyl carbamoyl)‐4‐benzoyl‐4‐a