523-27-3 9,10-二溴蒽

危险品运输编号:UN 3077，危险等级:9，海关编码:29039990，存储类别:11 - 可燃固体，危险性类别:危害水生环境-急性危害 类别1、危害水生环境-长期危害 类别1，WGK Germany:3，TSCA:TSCA listed

有机合成中间体。黄色针状结晶，熔点226℃，能升华，氧化后生成蒽醌。溶于热苯和热甲苯，微溶于醇、醚和冷苯，不溶于水。

有机合成中间体

合成路线 1（1. 合成：523-27-3）

• 步骤：在室温下，将Br₂（2.90mL，56.60mmol）的CHCl₃（50mL）溶液滴加到蒽（5.0g，28.05mmol）的CHCl₃（100mL）溶液中。搅拌4小时后，除去溶剂，粗产物用二氯甲烷重结晶纯化，得到黄色针状物。
• 条件：With bromine In chloroform at 20℃; for 4 h。
• 产率：98%。
• 表征：¹H NMR（500MHz，TMS，CDCl₃）：δ（ppm）= 8.59-8.56（m，4H），7.64-7.61（m，4H）；IR（KBr，cm⁻¹）：2920,2850,1650,1560,1460,1380,1260,926,746,579；元素分析：C 14 H 8 Br₂计算值：C，54.04；H，2.40。实测值：C，53.84；H，2.36；MS，m/z：cal：336.0，实测值：336.1。
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