Citation: Jing Guang YU, Xiu Zhen LUO, La SUN, Chun Yu LIU, Shao Liang HONG, Li Bin MA. SQUAMOSTATIN-B,A NEW POLYKETIDE FROM ANNONA SQUAMOSA (ANNONACEAE)[J]. Chinese Chemical Letters, ;1993, 4(5): 423-426. shu

SQUAMOSTATIN-B,A NEW POLYKETIDE FROM ANNONA SQUAMOSA (ANNONACEAE)

Jing Guang YU ^a,b ,
Xiu Zhen LUO ^a,b ,
La SUN ^a,b ,
Chun Yu LIU ^a,b ,
Shao Liang HONG ^b ,
Li Bin MA ^b

a Institute of Medicinal Plant Development, Chinese Academy of Medical Science, Beijing, 100094;
b Beijing Institute of Microchemistry, Beijing, 100091

Received Date: 3 February 1993

Fund Project: Project supported by National Natural Science Foundation of China.

Squamostatin-B (1), a new polyketide or acetogenin, has been isolated from Annona squamosa L. (Annonaceae). Its structure and relative atereochemistry were elucidated on the basis of the spectral analyses of 1 and its derivatives, the acetate (2) and mesitoate (3).
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