Synthesis and unexpectedly facile dimerisation of 1-methoxycarbonylpyrrolizin-3-one
β Scribed by Comer, Murray C.; Despinoy, Xavier L. M.; Gould, Robert O.; McNab, Hamish; Parsons, Simon
- Book ID
- 121413548
- Publisher
- Royal Society of Chemistry
- Year
- 1996
- Tongue
- English
- Weight
- 255 KB
- Volume
- 9
- Category
- Article
- ISSN
- 1359-7345
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π SIMILAR VOLUMES
3-(Phenylsulfanyl)benzvalene ( 6) was prepared by de-methyl iodide and 1,3-diiodopropane afforded the alkyl derivatives 9 and 10, respectively, of 7. In the absence of an hydrochlorination from the adduct 5 of phenylsulfenyl chloride to benzvalene (4) with potassium tert-butoxide. An active alkylati
## Abstract An improved and general synthesis of saccharin methylthio and methylsulfone derivatives from chlorosubstituted saccharins is presented. A largeβscale procedure for preparation of chloroβsubstituted saccharins was developed. Treatment of the saccharin chlorides with sodium thiomethoxide