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Pyrones: V—The mass spectra and fragmentation mechanisms of some 3(5)-methoxy-4-pyrones

✍ Scribed by David L. McGillivray; Gerald A. Poulton

Publisher: John Wiley and Sons
Year: 1980
Tongue: English
Weight: 285 KB
Volume: 15
Category: Article
ISSN: 1076-5174
DOI: 10.1002/oms.1210150110

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Table 1. The EI mass spectra, showing peaks ≥ 5% relative abundance, of compounds 1-7, using 70 eV electrons. Compound m/z (%RA) 1 317(M, 34) 224(10) 119 (100) 91 (22) 66 (12) 43 (8) 2 315(M, 55) 314(11) 249(6) 248(4) 198(3) 133(36) 132(8) 131(20) 119(87) 118(14) 104(6) 103( 11) 92( 35) 91( 64) 90(