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Studies in organic mass spectrometry. Part 24† Electron ionization mass spectra of some aryl(2-nitrobenzo[b]thiophen-3-yl)amines

✍ Scribed by Giuseppe Avellone; Leopoldo Ceraulo; Liliana Lamartina; Barbara Cosimelli; Domenico Spinelli; Luca Zuppiroli

Publisher: John Wiley and Sons
Year: 1999
Tongue: English
Weight: 73 KB
Volume: 13
Category: Article
ISSN: 0951-4198
DOI: 10.1002/(sici)1097-0231(19990730)13:14<1360::aid-rcm642>3.0.co;2-r

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✦ Synopsis

The main fragmentation routes of eighteen title compounds and of three 5-chloro derivatives have been investigated with the aid of linked scan (B/E = constant) spectrometry, accurate mass measurements and deuterium labelling.

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Studies in organic mass spectrometry. 12

Studies in organic mass spectrometry. 12–Electron impact ionization mass spectra of some 3-nitropyrroles

✍ Leopoldo Ceraulo; Mirella Ferrugia; Vincenzo Sprio 📂 Article 📅 1992 🏛 John Wiley and Sons 🌐 English ⚖ 205 KB

## Abstract The positive‐ion electron impact ionization mass spectra of eight substituted 3‐nitropyrroles were examined. The major fragment ions arise by __ortho__ interactions between the 3‐nitro group and the 2‐methyl or 2‐aryl group.