Biotin-PEG4-NHS ester
Catalog #
27442
$265
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Description
Biotinylation reagent with N-hydroxysuccinimide ester, and a 4 PEG spacer. The NHS group reacts with primary amines at pH 7.0-9.0. Can be used to label the e-amino group on lysines, the N-terminus of proteins, and other primary amines.
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Product Info
Storage and Usage
Citations
Purity
≥96%
Format
White to off-white solid
Formula
C25H40N4O10S
MW
588.7 Da
Solubility
Soluble in DMSO or water (10 mg/ml). Prepare aqueous stock solutions immediately before use, anhydrous stock solutions can be stored for several days at -20°