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2-Ethynylthiophene: BD747554298-52-695%; ￥53.01g

2-Ethyl-5-ethynylthiophene: BD010694981057670-00-495%; ￥2675.01g

5-Ethynylthiophene-2-carbaldehyde: BD162041206768-21-095%; ￥733.01g

5-Ethynyl-2,3-dimethylthiophene: BD010276511057670-09-395%; ￥2017.01g

2-Ethynyl-3-methylthiophene: BD21785781294-11-398%; ￥1758.01g

1-(5-Ethynylthiophen-2-yl)ethanone: BD234737658701-97-495%; ￥3337.05g

2-Ethynyl-5-methylthiophene: BD0101295781294-10-298%; ￥1758.01g

2-Bromo-5-ethynylthiophene: BD337725105995-73-198%; ￥263.0250mg

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