115-19-5
2-甲基-3-丁炔-2-醇
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28885-03-2
N,N-diethyl-4-methylpent-4-en-2-yn-1-amine
50-00-0
甲醛
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109-89-7
二乙胺
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2-甲基-1-丁烯-3-炔
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N,N-diethyl-4-methylpent-3-en-1-yn-1-amine