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机构地区:[1]CHINESE ACAD MED SCI,INST MAT MED,BEIJING 100050,PEOPLES R CHINA [2]BEIJING UNION MED COLL,BEIJING 100050,PEOPLES R CHINA
出 处:《Chinese Chemical Letters》1997年第4期293-294,共2页中国化学快报(英文版)
摘 要:Howiinol A, an active antitumor constituent from the root and stem bark of Goniothamus howii Meer. (Annoaceae) has been synthesized in nine steps from alpha - D - glucoheptonic gamma - lactone with an overall yield of 12.4%. The absolute configuration of natural howiinol A is further confirmed.Howiinol A, an active antitumor constituent from the root and stem bark of Goniothamus howii Meer. (Annoaceae) has been synthesized in nine steps from alpha - D - glucoheptonic gamma - lactone with an overall yield of 12.4%. The absolute configuration of natural howiinol A is further confirmed.
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