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Structure of 122049-54-1
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Acid-PEG4-S-PEG4-acid contains two terminal carboxylic acid groups. The carboxylic acid groups can react with primary amines in the presence of activators such as EDC and HATU to form stable amide bonds. The hydrophilic PEG chains increase the water solubility of the compound in aqueous media.
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GHS Pictogram :
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GHS No : GHS07
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Signal Word : Warning
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UN#: N/A
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Class : N/A
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Packing Group : N/A
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Hazard Statements : H302-H315-H319-H335
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Precautionary Statements : P261-P264-P270-P271-P280-P302+P352-P304+P340-P305+P351+P338-P330-P362+P364-P403+P233-P405-P501
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Lot numbers can be found on the outside label of a product: