## Abstract magnified image 3,4βDihydroβ2βHβpyran and oxalyl chloride react, depending on the conditions, to keto esters, a pyranβ3βcarboxylic acid or derivatives thereof, or to an hitherto unknown bicyclic acetal containing a vinyl chloride moiety. The structure of the latter product has been una
β¦ LIBER β¦
X-ray analysis of the crystal structure of C22H26N4, an unexpected product from the reaction of EtMgBr with 2-methylquinoxaline
β Scribed by T. C. van Soest
- Publisher
- Springer
- Year
- 1973
- Tongue
- English
- Weight
- 203 KB
- Volume
- 3
- Category
- Article
- ISSN
- 1572-8854
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## Abstract The reaction of (I) with oxalyl chloride and selected nucleophilic reagents leads to the unexpected bicyclic product (IV) and/or dihydropyran carboxylic acid derivatives, e.g. (V) and (VIII).
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