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单词 pentamethylene
释义

Definition of pentamethylene in English:

pentamethylene

noun
Chemistry

  • 1The cyclic hydrocarbon cyclopentane, C₅H₁₀ (now rare).

  • 2The divalent straight-chain radical —(CH₂)₅—, present in pentamethylenediamine.

Origin

Late 19th century; earliest use found in Journal of the Chemical Society.

 
 

Definition of pentamethylene in US English:

pentamethylene

noun
Chemistry

  • 1The cyclic hydrocarbon cyclopentane, C₅H₁₀ (now rare).

  • 2The divalent straight-chain radical —(CH₂)₅—, present in pentamethylenediamine.

Origin

Late 19th century; earliest use found in Journal of the Chemical Society.

 
 
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更新时间：2024/12/23 21:26:03