𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Chemoselective Pathway to 3-Heteroaryliminomethyl- 4-Oxo-4 H -Chromenes: Reaction of 4-Oxo-4 H -chromene- 3-carboxaldehyde Thiosemicarbazones with Electrophiles in Basic Media

✍ Scribed by Ali, Tarik El-Sayed; Abdel-Monem, Wafaa Ramzy


Book ID
120049419
Publisher
Taylor and Francis Group
Year
2008
Tongue
English
Weight
204 KB
Volume
183
Category
Article
ISSN
1042-6507

No coin nor oath required. For personal study only.


πŸ“œ SIMILAR VOLUMES


Studies in chromone derivatives: cycload
✍ Arpan Kumar Baruah; Dipak Prajapati; Jagir Singh Sandhu πŸ“‚ Article πŸ“… 1988 πŸ› Elsevier Science 🌐 French βš– 474 KB

The chromone fmfn s 1 and benzonitrile oxide reacted regioapaciffcally to yield 6 1 -172,4 oxadiarolinyl chromonea 2\_in good yields. Also the preparation of a novel dipole & derived from f-formylchromons and its cycloaddition reactions with a variety of alkenes which gave pyrazolinyl chromones zia

Reaction of dimethyl 2-methyl- and dimet
✍ Budzisz ElΕΌ; Pastuszko Slawomir πŸ“‚ Article πŸ“… 1999 πŸ› Elsevier Science 🌐 French βš– 490 KB

The reaction of dimethyl 2-methyl-and dimethyl 2-phenyl-4-oxo-4H-chromen-3-yl-phosphonate with various aliphatic and aromatic amines was investigated. A novel class of cyclic phosphonic analogues of ehromone, 1 (2-methoxy-3-[l-(alkylamino)ethylidene or benzylidene]-2,3-dihydro-2,4-dioxo-2~.%benzo[e]