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Acetylation of 2-(1-Piperazinyl)- and 2-Morpholino-1,4-dihydroxyanthraquinones

✍ Scribed by V. A. Loskutov; S. A. Nekhoroshev

Book ID
110421187
Publisher
SP MAIK Nauka/Interperiodica
Year
2002
Tongue
English
Weight
59 KB
Volume
38
Category
Article
ISSN
1070-4280

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Crystal and molecular structures of isom
Crystal and molecular structures of isomeric 2-morpholino-2-thiono-4-methyl-1,3,2-dioxaphosphinane and 2-morpholino-2-oxo-4-methyl-1,3,2-dioxaphosphinane
✍ MichaΕ‚ W. Wieczorek; WiesΕ‚aw R. Majzner; Renata Kaczmarek; Janina Baraniak; Wojc πŸ“‚ Article πŸ“… 1998 πŸ› John Wiley and Sons 🌐 English βš– 297 KB πŸ‘ 1 views

Two isomeric pairs of compounds, cis-and trans-2morpholino-2-thiono-4-methyl-1,3,2-dioxaphosphinane (1A ‫ם‬ 1B) and 2-morpholino-2-oxo-4-methyl-1,3,2-dioxaphosphinane (2A ‫ם‬ 2B) were obtained and separated into the pure compounds by silica gel chromatography. Attempts at crystallization afforded 1A