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Structure of 3115-68-2
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Hydroxy-PEG4-methyl ester is a PEG linker containing hydroxyl and methyl ester moieties. The hydrophilic PEG spacer increases the water solubility of compounds in aqueous media. The hydroxyl group enables further derivatization or replacement with other functional groups. Methyl ester can be hydrolyzed under strong basic condition.
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GHS Pictogram :
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GHS No : GHS05,GHS06,GHS08,GHS09
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Signal Word : Danger
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UN#: 2923
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Class : 8(6.1)
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Packing Group : Ⅲ
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Hazard Statements : H290-H302-H311-H317-H318-H361-H401-H411
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Precautionary Statements : P234-P261-P264-P270-P272-P273-P280-P362-P390-P391-P405-P406-P501
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Lot numbers can be found on the outside label of a product: