# Fame.am profile — machine-readable export
# Canonical URL: https://fame.am/person/fred-mclafferty
# Generated: 2026-08-12T16:48:43.125Z

schema: https://schema.org/Person
url: "https://fame.am/person/fred-mclafferty"
name: "Fred McLafferty"
slug: "fred-mclafferty"
description: "Fred Warren McLafferty was an American chemist known for his work in mass spectrometry. He is best known for the McLafferty rearrangement reaction that was observed with mass spectrometry. With Roland Gohlke, he pioneered the technique of gas chromatography–mass spectrometry. He is also known for electron-capture dissociation, a method of fragmenting gas-phase ions."
tagline: "American chemist and Purple Heart medal recipient"
gender: "male"
country:
  name: "United States"
  isoCode: "US"
category:
  name: "Scientists"
  slug: "scientists"
profileType:
  name: "Scientist"
  slug: "scientist"
  entityType: "https://www.wikidata.org/entity/Q39631"
birthDate: "1923-05-11"
deathDate: "2021-12-26"
livingStatus: "DECEASED"
scores:
  popularity:           41.87
  momentum:             15
  historical:           6.140929333333334
  currentAttention:     0
  sourceConfidence:     39.99999999999999
  profileCompleteness:  55
  trendDirection:       "BREAKOUT"
ranks:
  global:   null
  country:  null
  category: null
sources:
  - url: "https://simple.wikipedia.org/wiki/Fred_McLafferty"
    title: "Fred McLafferty"
    type:  "WIKIPEDIA"
  - url: "https://ca.wikipedia.org/wiki/Fred_McLafferty"
    title: "Fred McLafferty"
    type:  "WIKIPEDIA"
  - url: "https://de.wikipedia.org/wiki/Fred_McLafferty"
    title: "Fred McLafferty"
    type:  "WIKIPEDIA"
  - url: "https://en.wikipedia.org/wiki/Fred_McLafferty"
    title: "Fred McLafferty"
    type:  "WIKIPEDIA"
  - url: "https://fa.wikipedia.org/wiki/%D9%81%D8%B1%D8%AF_%D9%85%DA%A9%E2%80%8C%D9%84%D8%A7%D9%81%D8%B1%D8%AA%DB%8C"
    title: "فرد مک‌لافرتی"
    type:  "WIKIPEDIA"
  - url: "https://no.wikipedia.org/wiki/Fred_McLafferty"
    title: "Fred McLafferty"
    type:  "WIKIPEDIA"
  - url: "https://ru.wikipedia.org/wiki/%D0%9C%D0%B0%D0%BA%D0%BB%D0%B0%D1%84%D1%84%D0%B5%D1%80%D1%82%D0%B8%2C_%D0%A4%D1%80%D0%B5%D0%B4"
    title: "Маклафферти, Фред"
    type:  "WIKIPEDIA"
  - url: "https://www.wikidata.org/wiki/Q5495914"
    title: "Wikidata"
    type:  "WIKIDATA"

# bio (long form, separated for readability)
bio: |
  Imported from discovery source: wikidata-dump