3,4-Dimethylheptane
[CAS 922-28-1]

Identification

• Name: 3,4-Dimethylheptane
• Synonyms: NSC 158678
• Molecular Formula: C₉H₂₀
• Molecular Weight: 128.26
• CAS Registry Number: 922-28-1
• EC Number: 622-297-1

Properties

• Solubility: Insoluble (6.0E^-4 g/L) (25 °C), Calc.^*
• Density: 0.7314 g/cm³ (20 °C)^**
• Boiling point: 140.7 °C^***
• Refractive index: 1.4108 (589.3 nm 20 °C)^**

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2015 ACD/Labs)

^** Henne, Albert L.

^*** Mu, Lai-long

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Skin irritation	Skin Irrit.	2	H315
Acute hazardous to the aquatic environment	Aquatic Acute	1	H400
Chronic hazardous to the aquatic environment	Aquatic Chronic	1	H410
Aspiration hazard	Asp. Tox.	1	H304
Flammable liquids	Flam. Liq.	2	H225
Eye irritation	Eye Irrit.	2	H319
Specific target organ toxicity - single exposure	STOT SE	3	H335
Flammable liquids	Flam. Liq.	3	H226