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88912-84-9 4h-1-benzopyran, 4-(9h-fluoren-9-ylidene)-2-(2-phenylethenyl)-

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Product Name 4H-1-Benzopyran, 4-(9H-fluoren-9-ylidene)-2-(2-phenylethenyl)-
CAS No. 88912-84-9
Molecular Formula C30H20O