Preparation and Properties of 8-Chlorotheophylline Salts of Some Nitrogen Bases
โ Scribed by Lamb, D.J. ;Bope, F.W.
- Publisher
- Elsevier
- Year
- 1956
- Weight
- 312 KB
- Volume
- 45
- Category
- Article
- ISSN
- 0095-9553
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๐ SIMILAR VOLUMES
Conditions suitable for preparative isolation, quantitative separation and determination ofplastochromanol-8 (PC-8), and their mild oxidation products were elaborated. Mild oxidation of PC-8 alone and with gammatocopherol (gamma-T) equimolare mixture by benzoquinone gives four and two new products,
## Abstract A number of 4โarylpyridines, many methoxy substituted, were prepared by an efficient twoโstep method involving aryl Grignard addition to 1โmethylโ4โpiperidone and direct aromatization of the resulting 4โarylโ4โpiperidinols. The pyridines were __N__โalkylated to give sulfonate salts desi