Parent ion

OBSOLETE
Parent ion
This term may be obsolete, deprecated or superseded.
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Orange Book

ORANGE BOOK DEFINITION IUPAC. Analytical Division. Compendium of Analytical Nomenclature (the Orange Book). Definitive Rules, 1979 (see also Orange Book 2023)
Parent ion
An electrically charged molecular moiety which may dissociate to form fragments, oneor more of which may be electrically charged, and one or more neutral species. Aparent ion may be a molecular ion or an electrically charged fragment of a molecular ion. Synonymous with Precursor ion.
IUPAC 1997 Orange Book Chapter 12
Index of Orange Book Terms

Gold Book

GOLD BOOK DEFINITION IUPAC. Compendium of Chemical Terminology, 2nd ed. (the Gold Book). Compiled by A. D. McNaught and A.Wilkinson. Blackwell Scientific Publications, Oxford (1997).
Parent ion
http://goldbook.iupac.org/P04406.html An electrically charged molecular moiety which may dissociate to form fragments, one or more of which may be electrically charged, and one or more neutral species. A parent ion may be a molecular ion or an electrically charged fragment of a molecular ion. Source: PAC, 1991, 63, 1541 (Recommendations for nomenclature and symbolism for mass spectroscopy (including an appendix of terms used in vacuum technology). (Recommendations 1991)) on page 1549 Orange Book, p. 205
IUPAC Gold Book
Index of Gold Book Terms

ASMS TERMS AND DEFINITIONS POSTER ENTRY
Parent ion
Any ion (including negatively and doubly charged ions) that gives fragments. Any ion that fragments to a product ion.
ASMS Terms and Definitions Poster

See also

• Precursor ion
• Product ion