Fragmentation selectivity in electron im
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Hisao Nakata; Fumie Jitsukawa; Hitomi Toyama; Yuko Kato
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Article
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1992
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John Wiley and Sons
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English
⚖ 345 KB
## Abstract Several 1‐X‐sabstitirted‐3‐methoxy‐4‐trideuteromethoxybenzens were synthesized and their electron impact ionization mass spectra were measured with an ionizing energy of 20 eV. From the peak intensity ratio of [M CD~3~ ] and [M CH~3~] the fragmentation‐directing ability of the subst