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Structure of 4635-59-0
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4-Chlorobutyryl chloride serves as a versatile acylating agent for the direct introduction of the 4-chlorobutyl moiety into target molecules. It enables efficient amide and ester formation under mild conditions, with good functional group tolerance and straightforward purification. The reagent exhibits high reactivity in nucleophilic acyl substitution reactions and is particularly valuable in the synthesis of bioactive intermediates and heterocyclic scaffolds where the chloroalkyl chain provides a handle for further derivatization.
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GHS Pictogram :
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GHS No : GHS05,GHS06
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Signal Word : Danger
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UN#: 2927
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Class : 6.1(8)
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Packing Group : Ⅰ
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Hazard Statements : H302-H314-H331
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Precautionary Statements : P260-P264-P271-P301+P330+P331-P303+P361+P353-P305+P351+P338-P403+P233-P405-P501
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Lot numbers can be found on the outside label of a product: