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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).
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"methanal." World Encyclopedia. 2005. Encyclopedia.com. 11 Feb. 2012 <http://www.encyclopedia.com>. "methanal." World Encyclopedia. 2005. Encyclopedia.com. (February 11, 2012). http://www.encyclopedia.com/doc/1O142-methanal.html "methanal." World Encyclopedia. 2005. Retrieved February 11, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1O142-methanal.html |
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methanal
methanal IUPAC name for formaldehyde . |
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Cite this article
"methanal." The Columbia Encyclopedia, 6th ed.. 2008. Encyclopedia.com. 11 Feb. 2012 <http://www.encyclopedia.com>. "methanal." The Columbia Encyclopedia, 6th ed.. 2008. Encyclopedia.com. (February 11, 2012). http://www.encyclopedia.com/doc/1E1-IX-methanal.html "methanal." The Columbia Encyclopedia, 6th ed.. 2008. Retrieved February 11, 2012 from Encyclopedia.com: http://www.encyclopedia.com/doc/1E1-IX-methanal.html |
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