对国内外主要红杉资源植物中ｔａｘｏｌ，ｃｅｐｈａｌｏｍａｎｎｉｎｅ，ｂａｃｃａｔｉｎⅢ和１０－ｄｅａｃｅｔｙｌｂａｃｃａｔｉｎⅢ四种红豆杉烷进行了含量测定。结果表明，ｔａｘｏｌ含量以加拿大短叶红豆杉树皮中最高，中间红豆杉次之，我国东......

Compound 1 as a key intermediate of 1, 7, 9-trideoxytaxol was synthesized in ten steps from a biosynthetically available......