A two-steps benzotriazole-assisted synthesis of 3-amino-2-ethoxycarbonyl imidazo [1,2-a] pyridines and related compounds

Tetrahedron Letters

Volumn 37, Issue 11, 1996, Pages 1787-1790

  Moutou, Jean Luc ^a   Schmitt, Martine ^a   Collot, Valérie ^a   Bourguignon, Jean Jacques ^a  

^a CENTRE DE NEUROCHIMIE   (France)

Author keywords

[No Author keywords available]

Indexed keywords

IMIDAZOLE DERIVATIVE; IMIDAZO[1,2 A]PYRIDINE DERIVATIVE; PYRIDINE DERIVATIVE; THIAZOLE DERIVATIVE;

ARTICLE; DRUG SYNTHESIS; REACTION ANALYSIS;

EID: 0029879570     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/0040-4039(96)00132-3     Document Type: Article

References (15)

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10. Katritzky, A. R.; Urogdi, L.; Mayence, A. Synthesis 1989, 323-327.
11. 3) δ: 13.8, 63.2, 65.2, 109.0, 110.7, 115.5, 119.8, 124.1, 127.6, 132.5, 137.8, 145.9, 147.8, 154.8, 166.4.
12. 3) δ : 14.3, 60.5, 112.3, 115.8, 118.9, 121.7, 124.2, 136.7, 139.0, 165.2.
13. Katritzky, A. R.; Urogdi, L. J. Chem. Soc. Perkin Trans. 1 1990, 1853-1857.
14. A sample of 9b was prepared by acylation of 2-amino thiazole with ethyl oxalyl chloride, mp 152 °C.
15. Tennant, G. In Comprehensive Organic Chemistry; Barton, D.; Ollis, W. D., Eds.; Pergamon Press: Oxford, 1979, vol. 2, pp 528-590.