Cycloaddition of a 1,2-diaza-1,3-butadiene to phenylpropiolic acid: An efficient route to pyridazinoquinolone derivatives

Tetrahedron Letters

Volumn 45, Issue 45, 2004, Pages 8423-8425

  Padhy, Arun Kumar ^a   Purohit, Pratigyan ^b   Bardhan, Mousumi ^b   Panda, C S ^b   Ishar, M P S ^c  

^a NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY   (India)

^b BERHAMPUR UNIVERSITY   (India)

^c GURU NANAK DEV UNIVERSITY   (India)

Author keywords

1,2 Diaza 1,3 butadiene; Dihydro 2 methylquinolin 4 ones; Hetero Diels Alder cycloaddition; Pyridazinoquinolones

Indexed keywords

1,2 DIAZA 1,3 BUTADIENE; 1,3 BUTADIENE DERIVATIVE; ACID; BENZENE DERIVATIVE; CARBOXYLIC ACID DERIVATIVE; DIAZONIUM COMPOUND; DIHYDROQUINOLINE DERIVATIVE; NITRATE; NITRO DERIVATIVE; PHENYLPROPIOLIC ACID; PYRIDAZINE DERIVATIVE; QUINOLONE DERIVATIVE; STYRENE DERIVATIVE; UNCLASSIFIED DRUG;

ARTICLE; CYCLOADDITION; ISOMER; METHODOLOGY; SYNTHESIS;

BETULACEAE;

EID: 5144234900     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.tetlet.2004.08.165     Document Type: Article

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13. 3: C, 73.34; H, 4.68; N, 10.26. Found: C, 73.16; H, 4.67; N, 10.27
14. 3: C, 69.89; H, 4.89; N, 13.58. Found: C, 69.87; H, 4.89; N, 13.54