2,6-dimethylterephthalic acid

Also known as: 2,6-Dimethyl-1,4-benzenedicarboxylic acid, 1,4-Benzenedicarboxylic acid, 2,6-dimethyl-, 2,6-Dimethyl-1,4-benzenedicarboxylate

2,6-dimethylterephthalic acid (CAS 80238-12-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C10H10O4 and a molecular weight of 194.18400 g/mol. Key properties include a boiling point of 388ºC at 760 mmHg, a density of 1.32g/cm3 and a flash point of 202.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 80238-12-6
Jingsj CID: J-946551-4
Molecular Formula: C₁₀H₁₀O₄
Molecular Weight: 194.18400 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	388ºC at 760 mmHg
Density	1.32g/cm3
Flash Point	202.6ºC
Exact Mass	194.05800
PSA	74.60000
LogP	1.69980
Refractive Index	1.592

Customs & Trade Information

HS Code	2917399090
Summary	2917399090 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 2,6-dimethylterephthalic acid?

The CAS number of 2,6-dimethylterephthalic acid is 80238-12-6.

What are the molecular formula and molecular weight of 2,6-dimethylterephthalic acid?

2,6-dimethylterephthalic acid has molecular formula C10H10O4 and molecular weight 194.18400 g/mol.

What are the upstream and downstream products of 2,6-dimethylterephthalic acid?

For 2,6-dimethylterephthalic acid, Upstream Products: 2',4',6'-Trimethylacetophenone, 2,4,6-Trimethylbenzoic acid, 1,2,3,5-tetramethylbenzene; Downstream Products: 4-Hydroxy-3,5-dimethylbenzoic acid, 4-Amino-3,5-dimethylbenzoic acid, 2,6-Dimethylbenzoic acid.

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. "2,6-dimethylterephthalic acid (CAS 80238-12-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-946551-4 (accessed 2026-11-09).

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