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2,3-Dimethylbutane

Also known as: 1,1,2,2-tetramethylethane, 2,3-DIMETHYLBUTANE, 2,3-DIMETHYLBUTANE, STANDARD FOR GC, 2,3-Dimethylbutane,99%, 2,3-dimethyl-2-butane, 2,3-dimethyl-butane, 2,3-dimethylbutane, 3,2-dimethylbutane, Biisopropyl, Butane, 2,3-dimethyl-, Butane,2,3-dimethyl, DIISOPROPANE, DIISOPROPYL, Diisopropyl, EINECS 201-193-6, MFCD00008925, butane,2,3-dimethyl-, dimethyl-2,3butane

2,3-Dimethylbutane (CAS 79-29-8) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C6H14 and a molecular weight of 86.175 g/mol. Key properties include a melting point of -129 °C, a boiling point of 58.7±7.0 °C at 760 mmHg, a density of 0.7±0.1 g/cm3 and a flash point of -33.3±0.0 °C. It is classified under GHS with signal word Danger and hazard statements H225 — Highly flammable liquid and vapour, H304 and H315 — Causes skin irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
79-29-8
Jingsj CID
J-12115-0
Molecular Formula
C6H14
Molecular Weight
86.175 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point-129 °C
Boiling Point58.7±7.0 °C at 760 mmHg
Density0.7±0.1 g/cm3
Flash Point-33.3±0.0 °C
Exact Mass86.109550
LogP3.58
Additional Property3 (vs air)
Vapor Pressure219.9±0.0 mmHg at 25°C
Refractive Index1.381

GHS Safety & Compliance

Flammable / Irritant / Health Hazard / Environmental HazardSignal word: Danger
  • H225 — Highly flammable liquid and vapour
  • H304
  • H315 — Causes skin irritation
  • H336 — May cause drowsiness or dizziness
  • H411 — Toxic to aquatic life with long lasting effects

Frequently Asked Questions

What is the CAS number of 2,3-Dimethylbutane?

The CAS number of 2,3-Dimethylbutane is 79-29-8.

What are the molecular formula and molecular weight of 2,3-Dimethylbutane?

2,3-Dimethylbutane has molecular formula C6H14 and molecular weight 86.175 g/mol.

Is 2,3-Dimethylbutane hazardous?

2,3-Dimethylbutane has GHS signal word Danger and hazard statements H225 — Highly flammable liquid and vapour; H304; H315 — Causes skin irritation.

What are the upstream and downstream products of 2,3-Dimethylbutane?

For 2,3-Dimethylbutane, Upstream Products: tetramethylethylene, N-hexane, 2,3-DIMETHYL-1,3-BUTADIENE; Downstream Products: perfluoro-2-methylpentane, Nonafluoro(trifluoromethyl)cyclopentane, 2,3-Dimethylpentane.

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

Last updated:

How to cite: Jingsj. "2,3-Dimethylbutane (CAS 79-29-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-12115-0 (accessed 2026-11-06).

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