Preparations and properties of polymers containing 3,4-bis[(2,4,6-tri-t- butylphenyl)phosphinidene]-1,2-di(2-thienyl)cyclobutene moieties

Tetrahedron Letters

Volumn 45, Issue 41, 2004, Pages 7609-7612

  Toyota, Kozo ^a   Ujita, Junichi ^a   Kawasaki, Subaru ^a   Abe, Keita ^a   Yamada, Naoki ^a   Yoshifuji, Masaaki ^a  

^a TOHOKU UNIVERSITY   (Japan)

Author keywords

Phosphaalkenes; Polymers; Steric and strain effects

Indexed keywords

1,2 DIBROMOETHANE; 3,4 BIS[(2,4,6 TRI TERT BUTYLPHENYL)PHOSPHINIDENE] 1,2 BIS(2 THIENYL)CYCLOBUTENE; 4 BROMONITROBENZENE; BENZENE DERIVATIVE; BUTYLLITHIUM; LITHIUM DERIVATIVE; OCTANE; PALLADIUM COMPLEX; POLYMER; UNCLASSIFIED DRUG;

ARTICLE; CHEMICAL REACTION; COMPLEX FORMATION; POLYMERIZATION; REACTION ANALYSIS; SONOGASHIRA REACTION; TEMPERATURE SENSITIVITY;

EID: 4544251494     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.tetlet.2004.08.108     Document Type: Article

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35. n ratio
36. n: C, 76.67; H, 8.96; S, 7.31%
37. PP = 17.2 Hz
38. 2 complex, which works at room temperature in the Sonogashira reaction