申请人:Asahi Kasei Kogyo Kabushiki Kaisha
公开号:US04097665A1
公开(公告)日:1978-06-27
Compounds represented by formula (I) ##STR1## wherein one of Z.sub.1 ', Z.sub.2 ', Z.sub.3 ' and Z.sub.4 ' represents R, another one of Z.sub.1 ', Z.sub.2 ', Z.sub.3 ' and Z.sub.4 ' represents Z, and the remaining two moieties of Z.sub.1 ', Z.sub.2 ', Z.sub.3 ' and Z.sub.4 ' represents a hydrogen atom and/or a protective group, one of R and Z represents A.sub.1 and the other represents A.sub.2, A.sub.1 being an acyl group having 14 to 22 carbon atoms which does not contain a carboxylic group and A.sub.2 being an acyl group having 2 to 14 carbon atoms and having one carboxyl group, X represents a hydrogen atom or a halogen atom (hereinafter referred to as Compound Ia); a 2,2'-anhydro product of Compound Ia wherein Z.sub.2 ' represents a hydrogen atom (hereinafter referred to as Compound Ib); an arabinosylation product of Compound Ia (hereinafter referred to as Compound Ic); a deamination product of Compound Ia (hereinafter referred to as Compound Id); a 2'-deoxy product of Compound Id wherein Z.sub.2 ' represents a hydrogen atom (hereinafter referred to as Compound Ie); a salt of Compound Ia, Ib, Ic, or Id or Ie having an A.sub.2 group with a base (hereinafter referred to as Compound If); and a salt of Compound Ia, Ib or Ic wherein Z.sub.1 ' represents a hydrogen atom with an acid (hereinafter referred to as Compound Ih); and processes for preparing the same.
化合物的化学式为(I)##STR1## 其中Z.sub.1',Z.sub.2',Z.sub.3'和Z.sub.4'中的一个代表R,Z.sub.1',Z.sub.2',Z.sub.3'和Z.sub.4'中的另一个代表Z,Z.sub.1',Z.sub.2',Z.sub.3'和Z.sub.4'的剩余两个基团代表氢原子和/或保护基,R和Z中的一个代表A.sub.1,另一个代表A.sub.2,其中A.sub.1是具有14至22个碳原子且不含羧基的酰基,A.sub.2是具有2至14个碳原子且具有一个羧基的酰基,X代表氢原子或卤素原子(以下简称化合物Ia); 化合物Ia的2,2'-去水产物,其中Z.sub.2'代表氢原子(以下简称化合物Ib); 化合物Ia的阿拉伯糖基化产物(以下简称化合物Ic); 化合物Ia的脱氨产物(以下简称化合物Id); 化合物Id的2'-去氧产物,其中Z.sub.2'代表氢原子(以下简称化合物Ie); 具有碱的A.sub.2基团的化合物Ia,Ib,Ic,或Id或Ie的盐(以下简称化合物If); 以及具有酸的化合物Ia,Ib或Ic的Z.sub.1'代表氢原子的盐(以下简称化合物Ih); 以及制备它们的过程。