## Abstract For Abstract see ChemInform Abstract in Full Text.
Some Reactions with 5,6-Benzochromanone-2-carboxylic Acid
✍ Scribed by Prof. Dr. A. Sammour; Dr. M. I. B. Selim; Dr. M. Elkasaby; Dr. F. Saied
- Publisher
- John Wiley and Sons
- Year
- 1972
- Tongue
- English
- Weight
- 338 KB
- Volume
- 314
- Category
- Article
- ISSN
- 1615-4150
No coin nor oath required. For personal study only.
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MiZd treatment of sepiomeZanin and biosynthetic ewneZanins with NaBH4 in 0.1 N NaOH leads to the isolation of 5,6-dihydroxyindoZe-2-carboxylic acid (21, a component of structural interest which may account for most of the degradation products of metanins so far obtained. HOOC Acnowledgements This wo
Single-crystal X-ray study T = 150 K Mean '(C±C) = 0.003 A Ê Disorder in main residue R factor = 0.049 wR factor = 0.102 Data-to-parameter ratio = 12.1 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.
The crystal structure of the title compound, C 9 H 10 O 4 , contains in®nite hydrogen-bonded chains of molecules. The norbornene skeleton is slightly twisted.