4,4'-bis(cnloromethyl)diphonyl
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Whitening Agent 4,4'-Bis(chloromethyl)-1,1'-biphenyl Cas1667-10-3
1 Synthesis of biphenyl diphenylacetylene fluorescent brightening agent CBS-X, the key intermediate of CBS-127, can also be used for pharmaceutical or resin intermediates. 2. 4,4'-Bis(chloromethyl)-1,1'-biphenyl is a raw material for synthesis of high-grade fluorescent brightening agent and electronic chemicals
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