2,3-Dimethylbutane
[CAS# 79-29-8]

Identification

• Classification: Organic raw materials >> Hydrocarbon compounds and their derivatives >> Acyclic hydrocarbon
• Name: 2,3-Dimethylbutane
• Synonyms: Biisopropyl; Diisopropyl; NSC 24837
• Molecular Formula: C₆H₁₄
• Molecular Weight: 86.18
• CAS Registry Number: 79-29-8
• EC Number: 201-193-6

Properties

• Density: 0.67948 g/cm³ (40 ºC)^*
• Melting point: -128 ºC^**
• Refractive index: 1.38893 (15 ºC)^***

^* Young, S.; Scientific Proceedings of the Royal Dublin Society, Series A 1911, V12, P374-443.

^** Adachi, Keiichiro; Molecular Crystals and Liquid Crystals 1972, V18(3-4), P345-68.

^*** van Risseghem, H.; Bulletin des Societes Chimiques Belges 1922, V31, P62-6.

Safety Data

• Hazard Symbols: GHS02;GHS08;GHS07;GHS09 Danger
• Hazard Statements: H225-H304-H336-H315-H411
• Safety Description: S9;S16;S29;S33;S61;S62

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Chronic hazardous to the aquatic environment	Aquatic Chronic	2	H411
Skin irritation	Skin Irrit.	2	H315
Aspiration hazard	Asp. Tox.	1	H304
Flammable liquids	Flam. Liq.	2	H225
Specific target organ toxicity - single exposure	STOT SE	3	H336
Specific target organ toxicity - single exposure	STOT SE	3	H335
Eye irritation	Eye Irrit.	2	H319

• Transport Information: UN 2457 3 / PGII