The Journal of Antibiotics
Online ISSN : 1881-1469
Print ISSN : 0021-8820
ISSN-L : 0021-8820
R1128 SUBSTANCES, NOVEL NON-STEROIDAL ESTROGEN-RECEPTOR ANTAGONISTS PRODUCED BY A Streptomyces
II. PHYSICO-CHEMICAL PROPERTIES AND STRUCTURE DETERMINATION
YASUHIRO HORISHIGEHIRO TAKASENOBUHARU SHIGEMATSUTOSHIO GOTOMASAKUNI OKUHARAMASANOBU KOHSAKA
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1993 Volume 46 Issue 7 Pages 1063-1068

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Abstract

R1128 A, B, C and D, new non-steroidal estrogen-receptor antagonists, were isolated from the cultured broth of Streptomyces sp. No. 1128. Their structures were elucidated to be l, 3, 6-trihydroxy-8-alkylanthraquinones on the basis of their physico-chemical properties and spectroscopic data.

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© Japan Antibiotics Research Association
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