## Three spectrophotometric procedures have been described (1, 2) that permit the determination of three hexoses-galactose, mannose, and glucose-in mixtures with each other and with methylpentose. This procedure in its original form had &me drawbacks. One of the reactions, the so-called primary cy
Color reactions of veratrum alkaloids with sulfuric acid and sulfuric acid reagents
โ Scribed by Horace D. Graham
- Publisher
- John Wiley and Sons
- Year
- 1964
- Tongue
- English
- Weight
- 510 KB
- Volume
- 53
- Category
- Article
- ISSN
- 0022-3549
No coin nor oath required. For personal study only.
๐ SIMILAR VOLUMES
XIilnJr color reactions iitilizccl ClUillit;ltivcly and rluantitativcly in biological chemistry are based upon the aldchyclc -phenol -acid reaction system. One component of this system may be clctcrmincd if the reagents furnish tlw other two components. 'l-tic aldcliydc and the phenol conclcnsc to f
Peroxymonosulfate ion, HSO 5 ร, as Oxone in aqueous H 2 SO 4 , oxidizes sulfides [MeSC 6 H 4 X(p), X = Me, H, NO 2 ] to sulfoxides and converts aryl thiobenzoates [PhCOSC 6 H 4 X(p), X = Me, H] and thiol phosphorus(V) esters [Ph 2 POSPh, (EtO) 2 POSPh, Ph 2 POSEt, Ph(EtO)POSEt] into the acids and su