A method and mechanism of extractive freezing-out for the isolation of organic compounds from aqueous solutions are presented.
NITROGENOUS COMPOUNDS IN THE AQUEOUS EXTRACT OF VERTEBRATE KERATINOUS STRUCTURES
โ Scribed by Bolliger, A ;Gross, R
- Book ID
- 109863574
- Publisher
- Wiley (Blackwell Publishing)
- Year
- 1952
- Weight
- 585 KB
- Volume
- 30
- Category
- Article
- ISSN
- 0004-945X
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๐ SIMILAR VOLUMES
Lythgoe and his collaborators (1,2) recently advanced the structure (Ia) or (Ib) for 0-clnnamoyltaxicln-I, a nitrogen-free compound derived from taxlne occurring in Taxus baccata, and Nakanlshl end his associate8 (3) proposed a closely related structure (II) for taxlnlne (4) ' C35H4209'
The ESR specuum of the radical obtained by reaction of e; ,cribed by the parameters aN = wit1 N-brotioacetamidc in aqueous solution is des-10.40, aH(CHs) = oH(OH) = 1.42 G, :md g = 2.00326. 'These values show that the stable structure is CHaC(OH)=fi, i.e., mothylene iminc type, and is not CHsC(=O)fi