Xestospongic acid 1a and its ethyl ester 2, bioactive bromopolyacetylenes, have been isolated from the marinespongeXestospongiatestudinaria. Their structures have been assigned by spectoral methods. Both are antimicrobial and compound 2 is a Na+/K+ ATPase inhibitor.
Xestospongic酸1a及其乙酯2,即生物活性溴聚乙炔,已从海洋海绵Xestospongia testudinaria中分离出来。它们的结构已经通过光谱方法进行了分配。两者均为抗微生物剂,化合物2为Na + / K + ATPase抑制剂。