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Structure of 25118-59-6
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Phenyl chloroformate is used in the synthesis of poly(2-(phenoxycarbonyloxy)ethyl methacrylate) and phenyl-(4-vinylphenyl) carbonate. It acts as a precursor of phenyl mixed anhydrides which are used in peptide coupling reactions. It serves as a dehydrating reagent for the conversion of primary amides to nitriles and an intermediate in the synthesis of pharmaceuticals and carbamates.
4-Bromo-3-chlorobenzoic acid serves as a versatile building block in medicinal chemistry and materials science, enabling direct functionalization at the aromatic ring through palladium-catalyzed cross-coupling reactions. Its dual halogenation pattern supports sequential or orthogonal transformations, while the carboxylic acid group facilitates derivatization via amide, ester, or acyl chloride formation. The compound exhibits good bench stability and is readily purified by recrystallization, making it well-suited for scalable synthesis of complex heterocycles and bioactive scaffolds.
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GHS Pictogram :
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GHS No : GHS06,GHS09
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Signal Word : Danger
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UN#: 2811
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Class : 6.1
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Packing Group : Ⅲ
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Hazard Statements : H301-H410
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Precautionary Statements : P264-P270-P273-P330-P391-P405-P501
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Lot numbers can be found on the outside label of a product: