4-Isobutoxyisophthalic acid

4-异丁氧基间苯二甲酸

Also known as: 1,3-Benzenedicarboxylic acid, 4-(2-methylpropoxy)-, 4-(2-Methylpropoxy)-1,3-benzenedicarboxylic acid, Febuxostat Impurity 29, Febuxostat Impurity 33, Febuxostat Impurity 42

4-Isobutoxyisophthalic acid (CAS 100118-38-5) 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 1,3-Benzenedicarboxylic acid, 4-(2-methylpropoxy)-, 4-(2-Methylpropoxy)-1,3-benzenedicarboxylic acid and Febuxostat Impurity 29. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 100118-38-5
Jingsj CID: J-1397849-1
Molecular Formula: C₁₂H₁₄O₅
Chinese Name: 4-异丁氧基间苯二甲酸
Molecular Weight: 238.23700 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 4-Isobutoxyisophthalic acid?

The CAS number of 4-Isobutoxyisophthalic acid is 100118-38-5.

What are the molecular formula and molecular weight of 4-Isobutoxyisophthalic acid?

4-Isobutoxyisophthalic acid 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: 8/21/2026

How to cite: Jingsj. "4-Isobutoxyisophthalic acid (CAS 100118-38-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1397849-1 (accessed 2026-10-26).

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