2,2'-[1,3-Phenylenebis(oxy)]diethanol

Also known as: 1,3-Bis(2-hydroxyethoxy)benzene, Resorcinol bis(2-hydroxyethyl) ether, Resorcinol dihydroxyethyl ether, Bishydroxyethoxybenzene, HER, 2,2'-(m-Phenylenedioxy)diethanol, Ethanol, 2,2'-(1,3-phenylenebis(oxy))bis-

2,2'-[1,3-Phenylenebis(oxy)]diethanol (CAS 102-40-9) is a compound in the Alcohols category listed in the Jingsj chemical database. It has the molecular formula C10H14O4 and a molecular weight of 198.216 g/mol. Key properties include a melting point of 90 °C, a boiling point of 378.0±22.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 182.4±22.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 102-40-9
Jingsj CID: J-31152-2
Molecular Formula: C₁₀H₁₄O₄
Molecular Weight: 198.216 g/mol
Category: Alcohols
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	90 °C
Boiling Point	378.0±22.0 °C at 760 mmHg
Density	1.2±0.1 g/cm3
Flash Point	182.4±22.3 °C
Exact Mass	198.089203
PSA	58.92000
LogP	-0.02
Vapor Pressure	0.0±0.9 mmHg at 25°C
Refractive Index	1.540

Customs & Trade Information

HS Code	2909499000
Summary	2909499000. ether-alcohols and their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:9.0%. . MFN tariff:5.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 2,2'-[1,3-Phenylenebis(oxy)]diethanol?

The CAS number of 2,2'-[1,3-Phenylenebis(oxy)]diethanol is 102-40-9.

What are the molecular formula and molecular weight of 2,2'-[1,3-Phenylenebis(oxy)]diethanol?

2,2'-[1,3-Phenylenebis(oxy)]diethanol has molecular formula C10H14O4 and molecular weight 198.216 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "2,2'-[1,3-Phenylenebis(oxy)]diethanol (CAS 102-40-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-31152-2 (accessed 2026-11-07).

Data for reference only; verify product details with suppliers before purchase.