Atomfair 2-Propyn-1-ol, 1-benzenesulfonate C9H8O3S

Description 2-Propyn-1-ol, 1-benzenesulfonate (CAS No. 6165-75-9) is a high-purity sulfonate ester with the molecular formula C9H8O3S . This compound, also known as prop-2-ynyl benzenesulfonate (IUPAC name), is a versatile intermediate in organic synthesis and pharmaceutical research. It features a reactive propargyl group and a benzenesulfonate moiety, making it valuable for click chemistry, cross-coupling reactions, and polymer modifications. The product is supplied as a clear to pale-yellow liquid with ??95% purity (GC), ensuring consistency for sensitive applications. Suitable for use under inert conditions, it is packaged in amber glass vials to prevent degradation. Ideal for researchers in medicinal chemistry, materials science,…

Description

2-Propyn-1-ol, 1-benzenesulfonate (CAS No. 6165-75-9) is a high-purity sulfonate ester with the molecular formula C₉H₈O₃S. This compound, also known as prop-2-ynyl benzenesulfonate (IUPAC name), is a versatile intermediate in organic synthesis and pharmaceutical research. It features a reactive propargyl group and a benzenesulfonate moiety, making it valuable for click chemistry, cross-coupling reactions, and polymer modifications. The product is supplied as a clear to pale-yellow liquid with ??95% purity (GC), ensuring consistency for sensitive applications. Suitable for use under inert conditions, it is packaged in amber glass vials to prevent degradation. Ideal for researchers in medicinal chemistry, materials science, and catalysis.

CAS No: 6165-75-9
Molecular Formula: C9H8O3S
Molecular Weight: 196.22
Exact Mass: 196.01941529
Monoisotopic Mass: 196.01941529
IUPAC Name: prop-2-ynyl benzenesulfonate
SMILES: C#CCOS(=O)(=O)C1=CC=CC=C1
Synonyms: Propargyl benzenesulfonate, 6165-75-9, 2-Propyn-1-ol, 1-benzenesulfonate, EINECS 228-203-1, DTXSID10884232

Application

2-Propyn-1-ol, 1-benzenesulfonate is widely used as a key intermediate in the synthesis of pharmaceuticals and agrochemicals. Its propargyl group enables efficient participation in Huisgen cycloaddition (click chemistry) for bioconjugation and polymer functionalization. Researchers also employ it in palladium-catalyzed cross-coupling reactions to construct complex organic frameworks. The benzenesulfonate moiety acts as a leaving group in nucleophilic substitution reactions, facilitating the introduction of propargyl functionalities.

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