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Heterocyclic studies—XXVIII Mass spectra of some 5-trifluoromethylpyrimido-(5,4-e)as-triazines

✍ Scribed by Jim Clark


Publisher
John Wiley and Sons
Year
1972
Tongue
English
Weight
287 KB
Volume
6
Category
Article
ISSN
1076-5174

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Electron Ionization Mass Spectra of Some
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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(