Functionalization of dihydrodipyridopyrazines involving palladium-catalyzed coupling reactions

Tetrahedron Letters

Volumn 45, Issue 11, 2004, Pages 2343-2346

  Grig Alexa, Irina Claudia ^a,b   Finaru, Adriana Luminita ^a,b   Ivan, Lucia ^b,c   Caubère, Paul ^a   Guillaumet, Gérald ^a  

^a UNIVERSITÉ D'ORLÉANS   (France)

^b VASILE ALECSANDRI UNIVERSITY OF BACAU   (Romania)

^c UNIVERSITY OF BUCHAREST   (Romania)

Author keywords

Cross coupling; Dihydrodipyridopyrazines; Heck reaction; Palladium catalyzed carbonylation; Sonogashira reaction; Stille reaction; Suzuki reaction

Indexed keywords

PALLADIUM; PYRAZINE DERIVATIVE;

ARTICLE; CHEMICAL REACTION; CROSS COUPLING REACTION; REACTION ANALYSIS; SYNTHESIS;

LATEOLABRAX JAPONICUS;

EID: 1242293077     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.tetlet.2004.01.092     Document Type: Article

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16. 2=), 117.0, 117.2, 119.4 (3CH, C-3, C-6, C-7), 128.4, 129.6 (2C, C-4a, C-5a), 134.5 (C, C-4), 138.1, 138.7 (2CH, C-2, C-8), 149.5, 151.5 (2C, C-9a, C-10a), 159.2 (C, C=O).
17. 2), 115.5, 117.1, 123.4 (3CH, C-3, C-6, C-7), 130.8, 131.1, 132.6 (3C, C-4, C-4a, C-5a), 139.8, 141.2 (2CH, C-2, C-8), 150.3, 152.9 (2C, C-9a, C-10a), 200.6 (C, C=O).
18. 3), 114.2, 117.1, 119.9 (3CH, C-3, C-6, C-7), 125.9 (CH=), 130.1, 131.5, 131.6 (3C, C-4, C-4a, C-5a), 139.8, 141.0, 141.6 (3CH, CH=, C-2, C-8), 150.9, 153.0 (2C, C-9a, C-10a), 167.3 (C, C=O).
19. 2), 83.6, 90.9 (2C, C), 115.5 (C, C-4), 116.9, 120.9, 122.0 (3CH, C-3, C-6, C-7), 132.2, 132.9 (2C, C-4a, C-5a), 139.2, 140.3 (2CH, C-2, C-8), 150.3, 151.8 (2C, C-9a, C-10a).
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