diethyl 4-hydroxyphthalate

4-羟基邻苯二甲酸二乙酯

Also known as: 1,2-Benzenedicarboxylic acid, 4-hydroxy-, 1,2-diethyl ester, 1,2-Benzenedicarboxylic acid, 4-hydroxy-, diethyl ester, 1,2-Diethyl 4-hydroxy-1,2-benzenedicarboxylate, 4-Hydroxy-1,2-benzenedicarboxylic acid diethyl ester, Phthalic acid, 4-hydroxy-, diethyl ester, diethyl 4-hydroxybenzene-1,2-dicarboxylate, 4-hydroxy-phthalic acid diethyl ester, 4-Hydroxy-phthalsaeure-diaethylester, Diethyl-4-hydroxyphthalat, EINECS 264-703-6

diethyl 4-hydroxyphthalate (CAS 64139-21-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H14O5 and a molecular weight of 238.23700 g/mol. It is also known as 1,2-Benzenedicarboxylic acid, 4-hydroxy-, 1,2-diethyl ester, 1,2-Benzenedicarboxylic acid, 4-hydroxy-, diethyl ester and 1,2-Diethyl 4-hydroxy-1,2-benzenedicarboxylate. Key properties include a boiling point of 356.7ºC at 760 mmHg, a density of 1.211g/cm3 and a flash point of 133.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
64139-21-5
Jingsj CID
J-1167142-2
Molecular Formula
C12H14O5
Chinese Name
4-羟基邻苯二甲酸二乙酯
Molecular Weight
238.23700 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point356.7ºC at 760 mmHg
Density1.211g/cm3
Flash Point133.5ºC

Frequently Asked Questions

What is the CAS number of diethyl 4-hydroxyphthalate?

The CAS number of diethyl 4-hydroxyphthalate is 64139-21-5.

What are the molecular formula and molecular weight of diethyl 4-hydroxyphthalate?

diethyl 4-hydroxyphthalate has molecular formula C12H14O5 and molecular weight 238.23700 g/mol.

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

Last updated:

How to cite: Jingsj. "diethyl 4-hydroxyphthalate (CAS 64139-21-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1167142-2 (accessed 2026-10-22).

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