Kinetics and mechanisms of lactonization of coumarinic acids and hydrolysis of coumarins II
โ Scribed by Bernhard C. Lippold; Edward R. Garrett
- Publisher
- John Wiley and Sons
- Year
- 1971
- Tongue
- English
- Weight
- 833 KB
- Volume
- 60
- Category
- Article
- ISSN
- 0022-3549
No coin nor oath required. For personal study only.
๐ SIMILAR VOLUMES
The ether extract of tbe root of Pteryxia terebinthina var. californica (Coult. and Rose) Mathias, in addition to osthol, anomalin (I), and pteryxin (111), afforded two new coumarins: 3'(S),4'(S)-3'-angeloyloxy-4'-acetoxy-~',4'-dihydroseselin (IV) and ## 3'(S),4'(S)-3'-angeloyloxy-4'-senecioyloxy-3
Factors affecting the stability of the hydroxamic acid-iron complex have been studied. It has been shown that the iron concentration is the most important factor for complex stability. Conditions for a stable complex have been developed and found to be superior to those utilizing HzOz. An assay fo