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Raspailynes, Novel Long-Chain Acetylenic Enol Ethers of Glycerol from the Marine Sponges Raspailia pumila and Raspailia ramosa

โœ Scribed by Graziano Guella; Ines Mancini; Francesco Pietra


Publisher
John Wiley and Sons
Year
1987
Tongue
German
Weight
753 KB
Volume
70
Category
Article
ISSN
0018-019X

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โœฆ Synopsis


We loosely use here the term 'higher polarity' to mean a higher retention time on silica-gel chromatography. For convenience, id1 raspailynes and derivatives thereof are numbered as shown in the Formulae 1-14 Systematic names are given in the Summary and Exper. Part.

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Likely, the absolute configuration of the raspailynes could have otherwise been determined by Snatzke's circular dichroic method in the presence of the Mo2(O2CCH,), complex . We thank Prof. G. Snatzke for suggesting us this possibility.


๐Ÿ“œ SIMILAR VOLUMES


Oxidative Breaking of Long-Chain Acetyle
โœ Graziano Guella; Ines Mancini; Francesco Pietra ๐Ÿ“‚ Article ๐Ÿ“… 1987 ๐Ÿ› John Wiley and Sons ๐ŸŒ German โš– 745 KB

The raspailynes (novel long-chain enol cthcrs of glycerol having the enol ether double bond conjugated, in sequence, to an acetylenic and an olefinic bond, isolated from the North-East-Atlantic sponges Raspilia prtmila and R.rumo.sa) are stable under normal hydrolytic conditions for enol ethers. In