𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Sulphur-containing drugs and related organic compounds volume 3: Part A and part B, metabolism and pharmakokinetics of sulphur-containing drugs; herausgeber: L.A. Damani, King's College London, University of London; Verlag: Ellis Horwood Ltd., Chichester, Preis: Je Teilband 35 Pfund Sterling

✍ Scribed by K. Hartke


Book ID
101641714
Publisher
John Wiley and Sons
Year
2010
Tongue
English
Weight
248 KB
Volume
324
Category
Article
ISSN
0365-6233

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✦ Synopsis


Coumarin Derivatives 2 -(3-Carbethoxy-Sscyano-Z.6-diamino-! .4-pyrano)benzopyran ( 8)

1.2 g (5 mmol) of 5b and 0.4 g (5.7 mmol) of cyanoacetamide in 20 ml absol, EtOH were refluxed in the presence of piperidene for 8 h. The solution was poured onto ice-cold water and stirred. A yellowish-green precipitate was formed which was crystallized from EtOH-water to give 8. m.p. >


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