1-phenyl-1,2-ethanediol

1-苯基-1,2-乙二醇

Also known as: (+/-)-1-phenyl-1,2-ethanediol, (±)-1-phenyl-1,2-ethanediol, (±)-phenylethylene glycol, styrene glycol, phenyl glycol, 1-phenylethylene glycol, α,β-dihydroxyethylbenzene, STYROLGLYKOL, 1-PHENYL-1,2-ETHANDIOL, EINECS 202-258-1, MFCD00003546

1-phenyl-1,2-ethanediol (CAS 7138-28-5) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C8H10O2 and a molecular weight of 138.16400 g/mol. It is also known as (+/-)-1-phenyl-1,2-ethanediol, (±)-1-phenyl-1,2-ethanediol and (±)-phenylethylene glycol. Key properties include a melting point of 66-68ºC(lit.), a boiling point of 272-274ºC760 mm Hg(lit.), a density of 1.171 g/cm3 and a flash point of 145.722ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
7138-28-5
Jingsj CID
J-1420787-9
Molecular Formula
C8H10O2
Chinese Name
1-苯基-1,2-乙二醇
Molecular Weight
138.16400 g/mol
Category
Solvents
Last updated
8/21/2026

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Physicochemical Properties

Melting Point66-68ºC(lit.)
Boiling Point272-274ºC760 mm Hg(lit.)
Density1.171 g/cm3
Flash Point145.722ºC

Frequently Asked Questions

What is the CAS number of 1-phenyl-1,2-ethanediol?

The CAS number of 1-phenyl-1,2-ethanediol is 7138-28-5.

What are the molecular formula and molecular weight of 1-phenyl-1,2-ethanediol?

1-phenyl-1,2-ethanediol has molecular formula C8H10O2 and molecular weight 138.16400 g/mol.

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

Last updated:

How to cite: Jingsj. "1-phenyl-1,2-ethanediol (CAS 7138-28-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1420787-9 (accessed 2026-10-24).

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