Nitrilimine cycloaddition to 4-(pyrazol-5-yl)carbonyl-2-azetidinone and 4-(pyrazol-4-yl)carbonyl-2-azetidinone

Tetrahedron Letters

Volumn 44, Issue 7, 2003, Pages 1425-1427

  Del Buttero, Paola ^a   Molteni, Giorgio ^a   Pilati, Tullio ^b  

^a UNIVERSITY OF MILAN   (Italy)

^b CNR   (Italy)

Author keywords

[No Author keywords available]

Indexed keywords

AMMONIUM NITRATE; AZETIDINONE DERIVATIVE; NITRILIMINE; UNCLASSIFIED DRUG;

ARTICLE; CHEMICAL ANALYSIS; CHEMICAL PROCEDURES; CYCLOADDITION; STEREOCHEMISTRY;

EID: 0037429086     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0040-4039(02)02874-5     Document Type: Article

References (14)

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4. Copp F.C., Islip P.J., Tateson J.E. Biochem. Pharmacol. 33:1984;339.
5. Frígola J., Colombo A., Parés J., Martínez L., Sagarra R., Roser R. Eur. J. Med. Chem. 24:1989;435.
6. Pinto D.J.P., Orwat M.J., Wang S., Fevig J.M., Quan M.L., Amparo E., Cacciola J., Rossi K.A., Alexander R.S., Smallwood A.M., Luettgen J.M., Liang L., Aungst B.J., Wright M.R., Knabb R.M., Wong P.C., Wexler R.R., Lam P.Y.S. J. Med. Chem. 44:2001;566.
7. 3): δ 3.72 (3H, s), 4.93 (1H, d, J=6.5), 5.07 (1H, d, J=6.5), 6.46 (1H, d, J=16.0), 6.8-7.2 (15 H, m).
8. Le Corré M. Bull. Soc. Chim. Fr. 1974;1951.
9. El-Abadelah M.M., Hussein A.Q., Kamal M.R., Al-Adhami K.H. Heterocycles. 27:1988;917.
10. 4-H̄), 6.7-7.4 (18 H, m, aromatics).
11. Shimizu T., Hayashi T., Nishi T., Teramura K. Bull. Chem. Soc. Jpn. 57:1984;787.
12. As implemented in the HyperChem Professional 6.03 version, 2000.
13. 4-H̄), 6.9-7.5 (18 H, m, aromatics).
14. Crystallographic data (excluding structure factors) for structures 7 and 8 have been deposited with the Cambridge Crystallographic data Centre as supplementary publication numbers CCDC 197536 and CCDC 197535, respectively.