Ring contraction upon electron-impact as a function of ring size - The mass spectrometric fragmentation of 2,3,4,5-tetrahydrobenzoxepin and lower homologues
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Engineering topics
Publications and source records attributed to Richter, W. J..
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Alpha-beta unsaturated carboxylic acids geometric isomers determination by mass spectroscopy
Mass spectroscopic determination of geometric isomers of alpha, beta-unsaturated carboxylic acids, noting various modes of fragmentation
Ring contractions in molecular ions as mechanism of N-acetylmorpholine electron impact fragmentation, using high resolution mass spectrometry and isotopic labeling
Ketene elimination in electron bombardment fragmentation of methyl substituted cyclohexenones
Mass spectrometric analysis of major modes of decomposition of sesquiterpenol widdrol
Deuterium labeling for mass spectrometry via exchange of enolizable hydrogen in ketones on gas- liquid chromotography column
Mass spectrometry labelling technique - acid catalyzed deuterium and oxygen 18 exchange by gas-liquid chromatography
Tandem column gas-liquid chromatography labeling technique for mass spectrometry, noting ketones exchange and data on deutrium and oxygen compounds