(R)-2-Hydroxy-3-buten-1-yl p-tosylate

(R)-2-羟基-3-丁烯-1-对甲苯磺酸

Also known as: (R)-1-Tosyloxy-3-buten-2-ol, (R)-2-Hydroxy-3-buten-1-yl tosylate, (R)-2-Hydroxy-3-butenyl tosylate, (R)-3-Butene-1,2-diol 1-tosylate, (R)-3-Butene-1,2-diol-1-(p-toluenesulfonate), MFCD00145216, [(2R)-2-hydroxybut-3-enyl] 4-methylbenzenesulfonate

(R)-2-Hydroxy-3-buten-1-yl p-tosylate (CAS 138249-07-7) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C11H14O4S and a molecular weight of 242.29100 g/mol. It is also known as (R)-1-Tosyloxy-3-buten-2-ol, (R)-2-Hydroxy-3-buten-1-yl tosylate and (R)-2-Hydroxy-3-butenyl tosylate. Key properties include a melting point of 58-63ºC, a boiling point of 398.3ºC at 760 mmHg, a density of 1.234 g/cm3 and a flash point of 194.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
138249-07-7
Jingsj CID
J-17612-7
Molecular Formula
C11H14O4S
Chinese Name
(R)-2-羟基-3-丁烯-1-对甲苯磺酸
Molecular Weight
242.29100 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Melting Point58-63ºC
Boiling Point398.3ºC at 760 mmHg
Density1.234 g/cm3
Flash Point194.7ºC

Frequently Asked Questions

What is the CAS number of (R)-2-Hydroxy-3-buten-1-yl p-tosylate?

The CAS number of (R)-2-Hydroxy-3-buten-1-yl p-tosylate is 138249-07-7.

What are the molecular formula and molecular weight of (R)-2-Hydroxy-3-buten-1-yl p-tosylate?

(R)-2-Hydroxy-3-buten-1-yl p-tosylate has molecular formula C11H14O4S and molecular weight 242.29100 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "(R)-2-Hydroxy-3-buten-1-yl p-tosylate (CAS 138249-07-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-17612-7 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.