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Atomfair Butyl-p-toluenesulfonate Butyl tosylate C11H16O3S

Description Butyl-p-toluenesulfonate (CAS 778-28-9), also known as butyl tosylate, is a high-purity organic sulfonate ester with the molecular formula C11H16O3S . This compound is widely utilized as an alkylating agent and intermediate in organic synthesis, pharmaceutical manufacturing, and specialty chemical production. Its IUPAC name, butyl 4-methylbenzenesulfonate , reflects its structural composition of a butyl ester group attached to a p-toluenesulfonyl moiety. Our product is rigorously tested to ensure optimal purity (>98%) and consistency, making it ideal for demanding research and industrial applications. Supplied in amber glass bottles under inert atmosphere to prevent degradation, this reagent is a valuable tool for…

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Description

Description

Butyl-p-toluenesulfonate (CAS 778-28-9), also known as butyl tosylate, is a high-purity organic sulfonate ester with the molecular formula C11H16O3S. This compound is widely utilized as an alkylating agent and intermediate in organic synthesis, pharmaceutical manufacturing, and specialty chemical production. Its IUPAC name, butyl 4-methylbenzenesulfonate, reflects its structural composition of a butyl ester group attached to a p-toluenesulfonyl moiety. Our product is rigorously tested to ensure optimal purity (>98%) and consistency, making it ideal for demanding research and industrial applications. Supplied in amber glass bottles under inert atmosphere to prevent degradation, this reagent is a valuable tool for nucleophilic substitution reactions and catalyst systems.

  • CAS No: 778-28-9
  • Molecular Formula: C11H16O3S
  • Molecular Weight: 228.31
  • Exact Mass: 228.08201554
  • Monoisotopic Mass: 228.08201554
  • IUPAC Name: butyl 4-methylbenzenesulfonate
  • SMILES: CCCCOS(=O)(=O)C1=CC=C(C=C1)C
  • Synonyms: Butyl 4-methylbenzenesulfonate, Butyl p-toluenesulfonate, Butyl tosylate, Butyl p-methylbenzenesulfonate, Benzenesulfonic acid, 4-methyl-, butyl ester

Application

Butyl-p-toluenesulfonate serves as a versatile alkylating agent in pharmaceutical synthesis, particularly for introducing butyl groups in active pharmaceutical ingredients (APIs). It finds application in polymer chemistry as a reactive intermediate for modifying resin properties. Researchers also employ this compound in phase-transfer catalysis and as a precursor for advanced material synthesis.

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