1-Bromo-2,4-dimethoxybenzene [17715-69-4
2-Bromoresorcinol [6751-75-3]
2-bromo-1,3-dimethoxy benzene [16932-45-
5-Bromonicotinic acid 【20826-04-4】
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Tel: +86-519-85121086
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Add: 3F,Building 2,No.338,Heping middle road, Changzhou City, Jiangsu