Study of the reaction of bis- and tris-pyrylium and -thiopyrylium cations with methoxide ion. Electronic effects of the heterocyclic rings as substituents

Journal of Organic Chemistry

Volumn 70, Issue 16, 2005, Pages 6422-6428

  Branchi, Barbara ^a   Doddi, Giancarlo ^b   Ercolani, Gianfranco ^a  

^a UNIVERSITY OF ROME TOR VERGATA   (Italy)

^b SAPIENZA UNIVERSITY OF ROME   (Italy)

Author keywords

[No Author keywords available]

Indexed keywords

AROMATIC COMPOUNDS; CRYOGENICS; ELECTRONIC STRUCTURE; KETONES; METHANOL; NUCLEAR MAGNETIC RESONANCE SPECTROSCOPY; POSITIVE IONS;

GRAM SCALE; HETEROCYCLIZATION; SPECTROPHOTOMETRIC STUDY; THIOPYRYLIUM CATIONS;

REACTION KINETICS;

2H CHALCOGENOPYRAN; 4,4' (1,4 PHENYLENE)BIS(2,6 DI TERT BUTYLPYRYLIUM)BISTETRAFLUOROBORATE; 4,4' (1,4 PHENYLENE)BIS(2,6 DI TERT BUTYLTHIOPYRYLIUM)BISPERCHLORATE; 4,4',4'' BENZENE 1,3,5 TRIYLTRIS(2,6 DI TERT BUTYLPYRYLIUM)TRISPERCHLORATE; 4,4',4'' BENZENE 1,3,5 TRIYLTRIS(2,6 DI TERT BUTYLTHIOPYRYLIUM)TRISPERCHLORATE; 5,5' (1,4 PHENYLENE)BIS(2,2,8,8 TETRAMETHYLNONANE 3,7 DIONE); 5,5',5'' BENZENE 1,3,5 TRIYLTRIS(2,2,8,8 TETRAMETHYLNONANE 3,7 DIONE); AROMATIC COMPOUND; BIS 1,5 PENTANEDIONE DERIVATIVE; BISPYRYLIUM CATION; CATION; CHALCOGEN; CHALCOGENOPYRYLIUM; HETEROCYCLIC COMPOUND; METHANOL; METHOXIDE; METHOXIDE SODIUM; OXIDE; SODIUM DERIVATIVE; THIOPYRYLIUM CATION; TRIS 1,5 PENTANEDIONE DERIVATIVE; TRISPYRYLIUM CATION; UNCLASSIFIED DRUG;

ARTICLE; CHEMICAL REACTION; CHEMICAL REACTION KINETICS; CYCLIZATION; ELECTRON; EQUILIBRIUM CONSTANT; LOW TEMPERATURE; PROTON NUCLEAR MAGNETIC RESONANCE; ROOM TEMPERATURE; SPECTROPHOTOMETRY; STEREOCHEMISTRY; SURFACE CHARGE; SYNTHESIS;

EID: 23044481829     PISSN: 00223263     EISSN: None     Source Type: Journal    
DOI: 10.1021/jo050884a     Document Type: Article

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