Skip to main content

methanal

methanal (formaldehyde, HCHO) Colourless, inflammable, poisonous gas with a penetrating odour. It is the simplest aldehyde and is produced by the oxidation of methanol by air. German chemist August von Hofmann (1818–92) discovered it in 1867. Most methanal is in the form of formalin. Methanal is used in the manufacture of dyes and plastics. Chief properties: r.d. 0.82; m.p. −92°C (−133.6°F); b.p. −19°C (−2.2°F).

Cite this article
Pick a style below, and copy the text for your bibliography.

  • MLA
  • Chicago
  • APA

"methanal." World Encyclopedia. . Encyclopedia.com. 26 May. 2017 <http://www.encyclopedia.com>.

"methanal." World Encyclopedia. . Encyclopedia.com. (May 26, 2017). http://www.encyclopedia.com/environment/encyclopedias-almanacs-transcripts-and-maps/methanal

"methanal." World Encyclopedia. . Retrieved May 26, 2017 from Encyclopedia.com: http://www.encyclopedia.com/environment/encyclopedias-almanacs-transcripts-and-maps/methanal

methanal

methanal, IUPAC name for formaldehyde.

Cite this article
Pick a style below, and copy the text for your bibliography.

  • MLA
  • Chicago
  • APA

"methanal." The Columbia Encyclopedia, 6th ed.. . Encyclopedia.com. 26 May. 2017 <http://www.encyclopedia.com>.

"methanal." The Columbia Encyclopedia, 6th ed.. . Encyclopedia.com. (May 26, 2017). http://www.encyclopedia.com/reference/encyclopedias-almanacs-transcripts-and-maps/methanal

"methanal." The Columbia Encyclopedia, 6th ed.. . Retrieved May 26, 2017 from Encyclopedia.com: http://www.encyclopedia.com/reference/encyclopedias-almanacs-transcripts-and-maps/methanal