Irrespective of the fact that 1,3-dioxans have been recently intensively stud. ied very little attention has been paid to the preparation of 4-0x0-1,3dioxans? s2Hennes and Gundiger2 synthesised some chlorinated derivatives in concentrated sulphuric acid starting from chloral hydrate and a chlorinate
โฆ LIBER โฆ
EI induced fragmentation of 5-oxo-1,3-oxathiolane and its methyl derivatives
โ Scribed by K. Pihlaja; H. Nikander; T. Virtanen
- Publisher
- Elsevier Science
- Year
- 1983
- Weight
- 262 KB
- Volume
- 47
- Category
- Article
- ISSN
- 0020-7381
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## Abstract The ^13^C NMR chemical shifts for 4โoxoโ1,3โdioxolane (1) and its all methylโsubstituted derivatives (2โ10) as well as for 5โoxoโ1,3โoxathiolane (11) and its nine alkylโsubstituted derivatives (12โ20) are reported. The magnitude and variety of the substituent effects are in accordance w
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