Hydroxymethylation of furan and its derivatives in the presence of cation-exchange resins
โ Scribed by I. Iovel; Yu. Goldberg; M. Shymanska
- Publisher
- Elsevier Science
- Year
- 1989
- Weight
- 811 KB
- Volume
- 57
- Category
- Article
- ISSN
- 0304-5102
No coin nor oath required. For personal study only.
๐ SIMILAR VOLUMES
The corresponding 2-furylhetarylmethanes were obtained by the reaction of furan, thiophene, or pyrrole with furfuryl alcohol in the presence of the strongly acidic Amberlyst 15 cation-exchange resin in the H + form. The alkylation of furan and thiophene takes place regiospecifically in the 2position
Current methods for the concentration of paralytic shellfish poisons mvolve passage of an extract solution through a column of catlon-exchange resm, followed by elutlon and subsequent passage through a column of size-exclusion medmm Although effectwe, such procedures are tedious and time consummg Th