4-Aminopyridine-2,3-dicarboxylic acid from Clitocybe acromelalga
✍ Scribed by Fukushi Hirayama; Katsuhiro Konno; Haruhisa Shirahama; Makeshi Matsumoto
- Book ID
- 103336692
- Publisher
- Elsevier Science
- Year
- 1989
- Tongue
- English
- Weight
- 288 KB
- Volume
- 28
- Category
- Article
- ISSN
- 0031-9422
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📜 SIMILAR VOLUMES
Synthesis of (2S\*,4R\*,5S\*)-Piperidinetricarboxylic Acid, a Non-Proteinogenic Amino Acid Isolated from Clitocybe Acromelalga. -The title compound (IX) is synthesized from the pyridine triester (VI) by stepwise hydrogenation of the pyridine ring with intermediate cis-trans isomerization. -(HASHIMO
A new amino acid betaine clithioneine was isolated from Clitocybe acromelalga. The structure was determined as 1 by spectral CI analyses and chemical degradations.
Single-crystal X-ray study T = 293 K Mean '(C±C) = 0.006 A Ê R factor = 0.055 wR factor = 0.167 Data-to-parameter ratio = 12.5 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.