Acetylene-bridged P,C,P'-ligands and corresponding cyclopalladated compounds

Tetrahedron Letters

Volumn 41, Issue 7, 2000, Pages 1075-1079

  Beletskaya, Irina P ^a   Chuchurjukin, Alexey V ^a   Dijkstra, Harm P ^b   Van Klink, Gerard P M ^b   Van Koten, Gerard ^c  

^a A N NESMEYANOV INSTITUTE OF ORGANOELEMENT COMPOUNDS   (Russian Federation)

^b UTRECHT UNIVERSITY   (Netherlands)

^c NONE

Author keywords

Alkynes; Coupling reactions; Palladium compounds; Phosphines

Indexed keywords

ACETYLENE DERIVATIVE; LIGAND; PALLADIUM COMPLEX; PHOSPHINE DERIVATIVE;

ARTICLE; CATALYST; CHEMICAL ANALYSIS; CHEMICAL STRUCTURE; REACTION ANALYSIS; SYNTHESIS;

EID: 0034639654     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0040-4039(99)02181-4     Document Type: Article

References (29)

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18. Duchêne, K. H.; Vögtle, F. Synthesis 1986, 659-661.
19. 3): δ 3.43 (d, 4H, J=13.8 Hz), 6.95 (t, 1H, J=1.8 Hz), 7.15, (d, 2H, J=1.8 Hz), 7.3-7.7 (m, 20H).
20. 3): δ 3.47 (d, 8H, J=13.6 Hz), 7.00 (s, 6H), 7.30-7.70 (m, 40H).
21. 3): δ 0.12 (s, 9H), 3.48 (d, 4H, J=13.2 Hz), 6.94 (t, 1H, J=1.4 Hz), 7.04 (d, 2H, J=1.4 Hz), 7.30-7.70 (m, 20H).
22. 3): δ 2.89 (s, 1H), 3.48 (d, 4H, J=13.6 Hz), 7.00 (s, 3H) 7.30-7.70 (m, 20H).
23. Reaction conditions as mentioned in Ref. 7. Same work-up as mentioned in Ref. 6.
24. 3): δ 3.32 (s, 8H), 6.93 (t, 2H, J=1.5 Hz), 7.03 (d, 4H, J=1.5 Hz), 7.30-7.50 (m, 40H).
25. 3): δ 3.46 (d, 8H, J=13.6 Hz), 6.97 (d, 4H, J=1.8 Hz), 7.00 (t, 2H, J=1.8 Hz), 7.30-7.70 (m, 40H).
26. 2: C, 58.48; H, 4.07; N, 1.95. Found: C, 58.31; H, 4.01; N, 1.81.
27. 2: C, 59.17; H, 4.00; N, 1.92. Found: C, 59.32; H, 4.08; N, 1.83.
28. 2: C, 63.28; H, 4.18. Found: C, 63.10; H, 4.05.
29. 2: C, 63.97; H, 4.10. Found: C, 63.78; H, 4.01.