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Diisobutyl ether

Also known as: Bis(2-methylpropyl) ether, 1,1'-oxybis(2-methylpropane), 2-methyl-1-(2-methylpropoxy)propane, 1-Isobutoxy-2-methylpropane

Diisobutyl ether (CAS 628-55-7) is a compound in the Ethers category listed in the Jingsj chemical database. It has the molecular formula C8H18O and a molecular weight of 130.22800 g/mol. Key properties include a boiling point of 122ºC, a density of 0.75 g/cm3 and a flash point of 8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
628-55-7
Jingsj CID
J-1341200-1
Molecular Formula
C8H18O
Molecular Weight
130.22800 g/mol
Category
Ethers
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point122ºC
Density0.75 g/cm3
Flash Point8ºC
Exact Mass130.13600
PSA9.23000
LogP2.31500
Refractive Index1.401

Frequently Asked Questions

What is the CAS number of Diisobutyl ether?

The CAS number of Diisobutyl ether is 628-55-7.

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

Diisobutyl ether has molecular formula C8H18O and molecular weight 130.22800 g/mol.

What are the upstream and downstream products of Diisobutyl ether?

For Diisobutyl ether, Upstream Products: 2-Methyl-1-propanol, Isobutyraldehyde, Triethylsilane; Downstream Products: 1-Chloro-2-methylpropane, 2-Methyl-1-propanol, 2-Bromo-2-methylpropane.

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

Last updated:

How to cite: Jingsj. "Diisobutyl ether (CAS 628-55-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1341200-1 (accessed 2026-11-06).

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