## Abstract The fast, selective and mild removal of levulinoyl groups with hydrazine from galactose, which also carries hydroxyl functions protected with acetyl groups, enabled us, under Koenigs‐Knorr conditions, to synthesize tri‐ and tetrasaccharides containing β‐linked galactose and glucose unit
✦ LIBER ✦
The Allyl Ester as Carboxy-Protecting Group in the Stereoselective Construction of Neuraminic-Acid Glycosides
✍ Scribed by Horst Kunz; Herbert Waldmann; Uwe Klinkhammer
- Publisher
- John Wiley and Sons
- Year
- 1988
- Tongue
- German
- Weight
- 415 KB
- Volume
- 71
- Category
- Article
- ISSN
- 0018-019X
No coin nor oath required. For personal study only.
✦ Synopsis
j For glycosylations of N-acetylneuraminic acid based on the use of 2-chloro and 2-hromo derivatives, see e.g. ~41.
*) The analogous methyl ester has been described in [lo].
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