3-Formylchromones in Guareschi synthesis of 5-(2-hydroxybenzoyl)-2- pyridones

Synlett

Volumn , Issue 13, 2004, Pages 2287-2290

  Ryabukhin, Sergey V ^a,b   Plaskon, Andrey S ^b   Volochnyuk, Dmitriy M ^a   Tolmachev, Andrey A ^b  

^a ENAMINE LTD   (Ukraine)

^b TARAS SHEVCHENKO NATIONAL UNIVERSITY OF KYIV   (Ukraine)

Author keywords

2 Pyridones; 3 Formylchromones; Chlorotrimethylsilane; Cyanoacetamides; Parallel synthesis; Recyclization

Indexed keywords

3 FORMYLCHROMONE DERIVATIVE; 5 (2 HYDROXYBENZOYL) 2 PYRIDONE; ACETAMIDE; CARDIOTONIC AGENT; CHLOROTRIMETHYLSILANE; CHROMONE DERIVATIVE; CYANOACETAMIDE; MILRINONE; N,N DIMETHYLFORMAMIDE; PYRIDONE DERIVATIVE; SCAVENGER; UNCLASSIFIED DRUG; WATER;

ARTICLE; CYCLIZATION; GUARESCHI SYNTHESIS; HEATING; PARALLEL SYNTHESIS; SYNTHESIS;

EID: 8644238158     PISSN: 09365214     EISSN: None     Source Type: Journal    
DOI: 10.1055/s-2004-832852     Document Type: Article

References (33)

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28. 2O (25 mL). The precipitate formed was filtered and washed with small amount of i-PrOH and than with MeOH. Recrystallization from an appropriate solvent yielded targeted compounds.
29. Py), 9.75 (1 H, s, OH).
30. 3).
31. -1.
32. +], 286 (17), 150 (100), 135 (12).
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