Organic reactions at high pressure. Cycloadditions with furans
β Scribed by Dauben, William G.; Krabbenhoft, Herman O.
- Book ID
- 127139512
- Publisher
- American Chemical Society
- Year
- 1976
- Tongue
- English
- Weight
- 278 KB
- Volume
- 98
- Category
- Article
- ISSN
- 0002-7863
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π SIMILAR VOLUMES
The (R,S)-aminal 3 , prepared from glycine methyl ester hydrochloride, methylamine, and pivalaldehyde,l'"l was treated with 14 chiral carboxylic or sulfonic acids. In two cases one of the two possible diastereomeric salts crystallized selectively: the salt from ( -)-2,3 :4,6-di-O-isopropylidene-2-ke
The Intramolecular Diels-Alder reactions of furans possessing a 2-alkyl substituent with a terminal @unsaturated ketone have been surveyed. The consequences of varying the degree of substitution of the furan, the bridging chain length, and position of the activating group on the dienophile upon the