Butyl-p-Toluenesulfonate

This article is compiled based on the United States Pharmacopeia (USP) – 2025 Edition

Issued and maintained by the United States Pharmacopeial Convention (USP)

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(Butyl-4-methylbenzenesulfonate), C₁₁H₁₆O₃S 228.31 CAS RN: 778-28-9.—Use a suitable grade with a content of NLT 98.5%.

[Note—A suitable grade is available as catalog number 380590250 from www.thermofisher.com.] _{(USP 1-Dec-2024)}