4,4'-oxybisbutan-2-ol

Also known as: 4,4'-oxydi-2-butanol, 4-(3-hydroxybutoxy)butan-2-ol, 5-oxa-2,8-nonandiol, bis-(3-hydroxy-butyl)-ether, boutybil, colenormol, dhbe, dis-cinil, discinil, diskin, dyskinebyl

4,4'-oxybisbutan-2-ol (CAS 821-33-0) is a compound in the Ethers category listed in the Jingsj chemical database. It has the molecular formula C8H18O3 and a molecular weight of 162.22700 g/mol. Key properties include a boiling point of 278.4ºC at 760 mmHg, a density of 0.997g/cm3 and a flash point of 122.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 821-33-0
Jingsj CID: J-944448-3
Molecular Formula: C₈H₁₈O₃
Molecular Weight: 162.22700 g/mol
Category: Ethers
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	278.4ºC at 760 mmHg
Density	0.997g/cm3
Flash Point	122.2ºC
Exact Mass	162.12600
PSA	49.69000
LogP	0.54480
Refractive Index	1.451

Frequently Asked Questions

What is the CAS number of 4,4'-oxybisbutan-2-ol?

The CAS number of 4,4'-oxybisbutan-2-ol is 821-33-0.

What are the molecular formula and molecular weight of 4,4'-oxybisbutan-2-ol?

4,4'-oxybisbutan-2-ol has molecular formula C8H18O3 and molecular weight 162.22700 g/mol.

What are the upstream and downstream products of 4,4'-oxybisbutan-2-ol?

For 4,4'-oxybisbutan-2-ol, Downstream Products: butadiene.

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. "4,4'-oxybisbutan-2-ol (CAS 821-33-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-944448-3 (accessed 2026-11-06).

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