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the world > matter > chemistry > organic chemistry > hydrocarbons > [noun] > alkynes > straight-chained, by number of carbon atoms > five (3)
quintine1868

= pentyne, n.

valerylene1868

A hydrocarbon homologous with acetylene.

pentyne1877

Originally: any of a number of unsaturated hydrocarbons with the formula C5H8. Now spec.: an alkyne with this formula, esp. (also 1-pentyne) the…

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更新时间:2024/12/22 21:27:41