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87031-45-6 4h-pyran, 4-(3,3-diphenyl-1,2-propadienylidene)-2,6-diphenyl-

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Product Name 4H-Pyran, 4-(3,3-diphenyl-1,2-propadienylidene)-2,6-diphenyl-
CAS No. 87031-45-6
Molecular Formula C32H22O