𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Chemical and physical properties of nearby population I stars

✍ Scribed by D. Cardini; I. Mazzitelli; L. Rossi


Publisher
Springer Netherlands
Year
1977
Tongue
English
Weight
339 KB
Volume
48
Category
Article
ISSN
0004-640X

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The Structure of the Antibiotic Hedamyci
✍ Urs Séquin; Colin T. Bedford; Sung K. Chung; A. Ian Scott 📂 Article 📅 1977 🏛 John Wiley and Sons 🌐 German ⚖ 615 KB

## Abstract Interpretation of the chemical and spectral (IR., UV., ^1^H‐ and ^13^C‐NMR.) properties of the antitumor antibiotic hedamycin (C~41~H~50~N~2~O~11~) suggests that the molecule contains a methyl substituted 1‐hydroxyanthraquinone nucleus, an α, β‐unsaturated ketone, two sugar‐like tetrahy