Diisobutyl carbonate

碳酸二异丁酯

Also known as: bis(2-methylpropyl) carbonate, Carbonic acid, bis(2-methylpropyl) ester, Carbonic acid, diisobutyl ester, DIBC, DIISOBUTYL CARBONATE, Isobutyl carbonate, NSC 4009

Diisobutyl carbonate (CAS 539-92-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H18O3 and a molecular weight of 174.23700 g/mol. It is also known as bis(2-methylpropyl) carbonate, Carbonic acid, bis(2-methylpropyl) ester and Carbonic acid, diisobutyl ester. Key properties include a boiling point of 190ºC at 760 mmHg, a density of 0.928 g/cm3 and a flash point of 71.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
539-92-4
Jingsj CID
J-1515192-4
Molecular Formula
C9H18O3
Chinese Name
碳酸二异丁酯
Molecular Weight
174.23700 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point190ºC at 760 mmHg
Density0.928 g/cm3
Flash Point71.5ºC

Frequently Asked Questions

What is the CAS number of Diisobutyl carbonate?

The CAS number of Diisobutyl carbonate is 539-92-4.

What are the molecular formula and molecular weight of Diisobutyl carbonate?

Diisobutyl carbonate has molecular formula C9H18O3 and molecular weight 174.23700 g/mol.

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

Last updated:

How to cite: Jingsj. "Diisobutyl carbonate (CAS 539-92-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1515192-4 (accessed 2026-10-22).

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