94541-91-0Relevant academic research and scientific papers
Heterocyclic Syntheses with Malonyl Chloride. 15. 7-Chloro-3,4-dihydro-4,5-dioxo-3-aryl(or-alkyl)-2-thio-2H,5H-pyrano-1,3-oxazine from Aryl or Alkyl Isothio-cyanates and their Degradation with Morpholine and Ethanol
Al-Rawi, Jasim M. A.,Mahmood, Abdul-Hakim Th.
, p. 859 - 865 (2007/10/02)
Substituted aromatic isothiocyanates with malonyl chloride yield 7-chloro-3-substituted-3,4-dihydro-4,5-dioxo-2-thio-2H,5H-pyrano-1,3-oxazine (1).Alkyl isothiocyanates with malonyl chloride yield a mixture of 7-chloro-3-alkyl-2-thio pyranooxazine (
