(S)-(+)-1-Phenyl-1,2-ethanediol 2-tosylate

(S)-(+)-1-苯基-1,2-乙二醇对甲苯磺酸酯

Also known as: (S)-(+)-1-Phenylethane-1,2-diol 2-tosylate, (S)-(+)-2-Hydroxy-2-phenylethyl 4-methylbenzenesulfonate, (2S)-2-Hydroxy-2-phenylethyl 4-methylbenzenesulfonate, 1,2-Ethanediol, 1-phenyl-, 2-(4-methylbenzenesulfonate), (1S)-, MFCD00013428

(S)-(+)-1-Phenyl-1,2-ethanediol 2-tosylate (CAS 40435-14-1) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C15H16O4S and a molecular weight of 292.350 g/mol. It is also known as (S)-(+)-1-Phenylethane-1,2-diol 2-tosylate, (S)-(+)-2-Hydroxy-2-phenylethyl 4-methylbenzenesulfonate and (2S)-2-Hydroxy-2-phenylethyl 4-methylbenzenesulfonate. Key properties include a melting point of 74-76ºC(lit.), a boiling point of 480.6±40.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 244.5±27.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
40435-14-1
Jingsj CID
J-17365-2
Molecular Formula
C15H16O4S
Chinese Name
(S)-(+)-1-苯基-1,2-乙二醇对甲苯磺酸酯
Molecular Weight
292.350 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Melting Point74-76ºC(lit.)
Boiling Point480.6±40.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point244.5±27.3 °C

Frequently Asked Questions

What is the CAS number of (S)-(+)-1-Phenyl-1,2-ethanediol 2-tosylate?

The CAS number of (S)-(+)-1-Phenyl-1,2-ethanediol 2-tosylate is 40435-14-1.

What are the molecular formula and molecular weight of (S)-(+)-1-Phenyl-1,2-ethanediol 2-tosylate?

(S)-(+)-1-Phenyl-1,2-ethanediol 2-tosylate has molecular formula C15H16O4S and molecular weight 292.350 g/mol.

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

Last updated:

How to cite: Jingsj. "(S)-(+)-1-Phenyl-1,2-ethanediol 2-tosylate (CAS 40435-14-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-17365-2 (accessed 2026-10-22).

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