醛 (quán) — aldehyde

Definition

Examples

  • 醛。
    Jiǎ quán shì quán de yì zhǒng cháng jiàn lì zi.
    Formaldehyde is a common example of an aldehyde.
  • 醛。
    Zhè zhǒng quán yǒu fēi cháng cì bí de qì wèi.
    This aldehyde has a very pungent odor.
  • 醛。
    quán Lèi huà hé wù zài huà gōng háng yè lǐ yòng tú hěn guǎng.
    Aldehyde compounds have a wide range of uses in the chemical industry.

Origin

Compound ideograph
六书liùshū
会意huìyì

Two or more meaningful parts placed together so that their meanings combine into a new one.

  • 酉酉yǒuoxygenated functional group
  • 荃荃quánfragrant plant

醛 pairs 酉, meaning an oxygenated functional group, with 荃, a fragrant plant, for its sound; the plant part also points to the smell of many aldehydes.

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