4-bromo-1′-chloro-9,9′-spirobi[9H-fluorene]-Henan Chuangan Optoelectronic Technology Co.,Ltd.

4-bromo-1′-chloro-9,9′-spirobi[9H-fluorene]

Product name: 4-bromo-1′-chloro-9,9′-spirobi[9H-fluorene]
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