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Dimethyl 4-methylisophthalate

Also known as: 1,3-Benzenedicarboxylic acid, 4-methyl-, 1,3-dimethyl ester, 1,3-Benzenedicarboxylic acid, 4-methyl-, dimethyl ester, Dimethyl 4-methyl-1,3-benzenedicarboxylate, 4-Methylisophthalic acid dimethyl ester, 4-Methyl-dimethyl isophthalate, Einecs 245-393-1, dimethyl 4-methylbenzene-1,3-dicarboxylate

Dimethyl 4-methylisophthalate (CAS 23038-61-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H12O4 and a molecular weight of 208.211 g/mol. Key properties include a boiling point of 284.3±20.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 136.8±20.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
23038-61-1
Jingsj CID
J-1189874-1
Molecular Formula
C11H12O4
Molecular Weight
208.211 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point284.3±20.0 °C at 760 mmHg
Density1.1±0.1 g/cm3
Flash Point136.8±20.2 °C
Exact Mass208.073563
PSA52.60000
LogP2.91
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.514

Customs & Trade Information

HS Code2917399090
Summary2917399090 aromatic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Dimethyl 4-methylisophthalate?

The CAS number of Dimethyl 4-methylisophthalate is 23038-61-1.

What are the molecular formula and molecular weight of Dimethyl 4-methylisophthalate?

Dimethyl 4-methylisophthalate has molecular formula C11H12O4 and molecular weight 208.211 g/mol.

What are the upstream and downstream products of Dimethyl 4-methylisophthalate?

For Dimethyl 4-methylisophthalate, Upstream Products: Methanol, 4-Methylisophthalic acid, 2,4-Dichlorotoluene; Downstream Products: 4-Methylisophthalic acid, Dimethyl 4-(bromomethyl)isophthalate.

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

Last updated:

How to cite: Jingsj. "Dimethyl 4-methylisophthalate (CAS 23038-61-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1189874-1 (accessed 2026-11-09).

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