Aromatization of Hantzsch 1,4-Dihydropyridines with a Polymer-supported Hypervalent Iodine Reagent

Bulletin of the Korean Chemical Society

Volumn 25, Issue 1, 2004, Pages 19-20

  Lee, Jin Won ^a   Ko, Kwang Youn ^a  

^a Ajou University   (South Korea)

Author keywords

1,4 Dihydropyridines; Aromatization; Hypervalent iodine; Polymer supported reagent

Indexed keywords

(DIACETOXYIODO)BENZENE; 1,4 DIHYDROPYRIDINE DERIVATIVE; 4 IODOPHENOL; ACETIC ACID DERIVATIVE; ACETOACETIC ACID ETHYL ESTER; ALCOHOL; ALDEHYDE; AMMONIA; BENZALDEHYDE; BENZENE DERIVATIVE; CYTOCHROME P450; IODINE; OXIDIZING AGENT; PERACETIC ACID; PHENOL DERIVATIVE; POLYMER; POLYSTYRENE DERIVATIVE; PYRIDINE DERIVATIVE; REAGENT; SODIUM NITRATE; UNCLASSIFIED DRUG; [BIS(TRIFLUOROACETOXY)IODO]BENZENE; [HYDROXY(TOSYLOXY)IODO]BENZENE;

AROMATIZATION; ARTICLE; CHEMICAL COMPOSITION; CHEMICAL REACTION; CHEMICAL STRUCTURE; DRUG SYNTHESIS; IODINATION; OXIDATION; PROTON NUCLEAR MAGNETIC RESONANCE; TECHNIQUE; TEMPERATURE DEPENDENCE; WILLIAMSON REACTION;

EID: 1642462376     PISSN: 02532964     EISSN: None     Source Type: Journal    
DOI: 10.5012/bkcs.2004.25.1.019     Document Type: Article

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15. 3 solution. The organic phase was separated, dried and concentrated under reduced pressure. Finally, the purification by silica gel column chromatography gave 240 mg (73% yield) of 3a as a pale yellow solid, mp 60-61 °C (Lit.2a mp 61-62 °C).