Pentynoic acid STP ester

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Pentynoic acid STP ester

Pentynoic acid STP ester | 1807530-14-8

Catalog Number R16-0067
Category BCN
Molecular Formula C11H5F4NaO5S
Molecular Weight 348.20
Catalog Number Size Price Quantity
R16-0067 -- $--

Product Introduction

This water soluble alkyne activated ester reagent is used for the attachment of alkyne group to variois biomolecules such as proteins, and peptides. Amino-DNA, and other amines can be used as well. Since natural proteins do not contain alkynes, but almost always contain amines (lysines), this molecule is an "adaptor" to turn natural amines into alkynes.,Use this product to enable any of your proteins for Click Chemistry.,This is an STP (sulfotetrafluorophenyl) ester. STP esters are similar to NHS esters, but possess higher hydrophilicity, and water solubility. It works fine in pure aqueous reactions without addition of organic co-solvent, and is best suited for the modification of proteins.

Chemical Information

Purity NMR 1H, HPLC-MS (95%)
Solubility Good in water
Appearance Colorless solid
  • Product Specification
Mass Spec M+ Increment 80.0
Storage Storage: 24 months after receival at -20 °C in the Dark. Transportation: at room temperature for up to 3 weeks. Avoid prolonged exposure to light. Desiccate.
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