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2 definitions found

From: DICT.TW English-Chinese Dictionary 英漢字典

 tetramethylene
 四甲撐; 環丁烷

From: Webster's Revised Unabridged Dictionary (1913)

 Tet·ra·meth·yl·ene n.  Chem. (a) A hypothetical hydrocarbon, C4H8, analogous to trimethylene, and regarded as the base of well-known series or derivatives. (b) Sometimes, an isomeric radical used to designate certain compounds which are really related to butylene.
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