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Propargyl-PEG6-acid - 98%, high purity , CAS No.1951438-84-8
Basic Description Specifications & Purity ≥98% Storage Temp Store at -20°C Shipped In Ice chest + Ice pads Product Description Propargyl-PEG6-acid is a PEG derivative containing a propargyl group with a terminal carboxylic acid. The terminal carboxylic acid can be reacted with primary amine groups in the presence of activators (e.g. EDC, or DCC) to form a stable amide bond. The hydrophilic PEG spacer increases solubility in aqueous media. The propargyl group can be reacted with azide-bearing compounds or biomolecules via copper catalyzed azide-alkyne Click Chemistry to yield a stable triazole linkage.
Names and Identifiers IUPAC Name 3-[2-[2-[2-[2-(2-prop-2-ynoxyethoxy)ethoxy]ethoxy]ethoxy]ethoxy]propanoic acid INCHI InChI=1S/C16H28O8/c1-2-4-19-6-8-21-10-12-23-14-15-24-13-11-22-9-7-20-5-3-16(17)18/h1H,3-15H2,(H,17,18) InChi Key XRSJYQQOJNYUDV-UHFFFAOYSA-N Canonical SMILES C#CCOCCOCCOCCOCCOCCOCCC(=O)O Isomeric SMILES C#CCOCCOCCOCCOCCOCCOCCC(=O)O PubChem CID 91809467 Molecular Weight 348.39
Chemical and Physical Properties Solubility Solubility in Water Refractive Index 1.469
Safety and Hazards(GHS) Signal Warning Hazard Statements H315: Causes skin irritation
H319: Causes serious eye irritation
H335: May cause respiratory irritation
H302: Harmful if swallowed
Precautionary Statements P261: Avoid breathing dust/fume/gas/mist/vapors/spray.
P305+P351+P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do - continue rinsing.
P280: Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352: IF ON SKIN: wash with plenty of water.
P301+P312: IF SWALLOWED: call a POISON CENTER/doctor/... IF you feel unwell.
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