2,2,3,3-Tetramethyloxirane
Also known as: Tetramethylethylene oxide, Tetramethyloxirane, 2,3-Dimethyl-2,3-epoxybutane, 2,3-Dimethyl-2-butene oxide, 2,3-Epoxy-2,3-dimethylbutane, Oxirane, tetramethyl-
2,2,3,3-Tetramethyloxirane (CAS 5076-20-0) is a compound in the Ethers category listed in the Jingsj chemical database. It has the molecular formula C6H12O and a molecular weight of 100.15900 g/mol. Key properties include a boiling point of 72.9ºC at 760mmHg, a density of 0.827g/cm3 and a flash point of -3 °C. It is classified under GHS with signal word Danger and hazard statements H225 — Highly flammable liquid and vapour and H302 — Harmful if swallowed. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 5076-20-0
- Jingsj CID
- J-1011773-0
- Molecular Formula
- C6H12O
- Molecular Weight
- 100.15900 g/mol
- Category
- Ethers
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 72.9ºC at 760mmHg |
|---|---|
| Density | 0.827g/cm3 |
| Flash Point | -3 °C |
| Exact Mass | 100.08900 |
| PSA | 12.53000 |
| LogP | 1.57380 |
| Refractive Index | n 20/D 1.396 |
GHS Safety & Compliance
- H225 — Highly flammable liquid and vapour
- H302 — Harmful if swallowed
Customs & Trade Information
| HS Code | 2910900090 |
|---|---|
| Summary | 2910900090. epoxides, epoxyalcohols, epoxyphenols and epoxyethers, with a three-membered ring, and their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of 2,2,3,3-Tetramethyloxirane?
The CAS number of 2,2,3,3-Tetramethyloxirane is 5076-20-0.
What are the molecular formula and molecular weight of 2,2,3,3-Tetramethyloxirane?
2,2,3,3-Tetramethyloxirane has molecular formula C6H12O and molecular weight 100.15900 g/mol.
Is 2,2,3,3-Tetramethyloxirane hazardous?
2,2,3,3-Tetramethyloxirane has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour; H302 — Harmful if swallowed.
What are the upstream and downstream products of 2,2,3,3-Tetramethyloxirane?
For 2,2,3,3-Tetramethyloxirane, Upstream Products: tetramethylethylene, 2,3-Dimethyl-2,3-butanediol, 2,4,6-Tri-tert-butylphenol; Downstream Products: Pinacolone, 2,3-Dimethyl-3-buten-2-ol, 2,3-DIMETHYL-1,3-BUTADIENE.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2,2,3,3-Tetramethyloxirane (CAS 5076-20-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1011773-0 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.