Synthetic phylloquinone was resolved into cis and trans isomers by thin-layer chromatography. The two isomers had identical ultraviolet spectra characteristic of vitamin K$_{1}$ and were ...
Holtkamp, D. E., Greslin, J. G., Root, C. A., and Lerner, L. J., Proc. Soc. Exp. Biol. N.Y., 105, 197 (1960).
In addition to the four cytokinins, 6-(3-methyl-2-butenylamino)purine, 6-methylaminopurine and the cis and trans isomers of 6-(4-hydroxy-3-methyl-2-butenylamino)purine, reported earlier from our ...
β-Carotene is generally regarded as the most commercially important and widely utilized carotenoid. It is used as a food coloring agent, an antioxidant, and an important and safe provitamin A source.
L Ramalingam, Senior Manager, QPS Bioserve India, Hyderabad, Dr Anoop Kumar, Application Support Manager and Dr Manoj Pillai, Director, Application support, SCIEX India, talk about the objective to ...