Chemical Name : 4'-Ethylbiphenyl-4-carboxylic acid
CAS : 5731-13-5
3-Chlorobenzenesulfonyl chloride
1,3-二溴-5-氯苯
1-溴-4,5-二氯-2-硝基苯
[1,1'-联苯]-2-磺酰氯
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