Glycal

Glycal is a name for cyclic enol ether derivatives of sugars having a double bond between carbon atoms 1 and 2 of the ring. The term `glycal” should not be used for an unsaturated sugar that has a double bond in any position other than between carbon atoms 1 and 2. == History == The first glycal was synthesized by Hermann Emil Fischer and Karl.....
Found on http://en.wikipedia.org/wiki/Glycal

glycal

An unsaturated sugar derivative in which the adjacent hydroxyl groups are removed, one of which is that upon the carbon-1 of the aldose (or carbon-2 of the ketose), yielding a CH==CH between these two positions. ... Synonym: glucal. ... (05 Mar 2000) ...
Found on http://www.encyclo.co.uk/local/20973

glycal

Type: Term Pronunciation: glī′kăl Definitions: 1. An unsaturated sugar derivative in which the adjacent hydroxyl groups are removed, one of which is that on the carbon-1 of the aldose (or carbon-2 of the ketose), yielding a CH=CH between these two positions. Synonyms: glucal
Found on http://www.medilexicon.com/medicaldictionary.php?t=37776
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