4,4-Dimethyl-3,5,8-trioxabicyclo[5.1.0]octane

Also known as: 3,5,8-Trioxabicyclo[5.1.0]octane, 4,4-dimethyl-, 4,4-Dimethyl-3,5,8-trioxabicyclo[5.1.0]octane(EP2), Gadobutrol Impurity 49, 4,4-Dimethyl-3,5,8-trioxabic-yclo[5.1.0]octane(DTC-octane), TOBO

4,4-Dimethyl-3,5,8-trioxabicyclo[5.1.0]octane (CAS 57280-22-5) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C7H12O3 and a molecular weight of 144.168 g/mol. Key properties include a boiling point of 179.0±20.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 56.4±19.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 57280-22-5
Jingsj CID: J-1569665-8
Molecular Formula: C₇H₁₂O₃
Molecular Weight: 144.168 g/mol
Category: Aliphatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	179.0±20.0 °C at 760 mmHg
Density	1.1±0.1 g/cm3
Flash Point	56.4±19.1 °C
Exact Mass	144.078644
PSA	30.99000
LogP	0.58
Vapor Pressure	1.3±0.3 mmHg at 25°C
Refractive Index	1.437

Customs & Trade Information

HS Code	2932999099
Summary	2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 4,4-Dimethyl-3,5,8-trioxabicyclo[5.1.0]octane?

The CAS number of 4,4-Dimethyl-3,5,8-trioxabicyclo[5.1.0]octane is 57280-22-5.

What are the molecular formula and molecular weight of 4,4-Dimethyl-3,5,8-trioxabicyclo[5.1.0]octane?

4,4-Dimethyl-3,5,8-trioxabicyclo[5.1.0]octane has molecular formula C7H12O3 and molecular weight 144.168 g/mol.

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-Dimethyl-3,5,8-trioxabicyclo[5.1.0]octane (CAS 57280-22-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1569665-8 (accessed 2026-11-06).

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