2,5-Dimethyl-1,5-hexadiene
[CAS# 627-58-7]

Identification

• Classification: Chemical reagent >> Organic reagent >> Olefins (cyclic and non-cyclic)
• Name: 2,5-Dimethyl-1,5-hexadiene
• Synonyms: Bimethallyl; Dimethallyl; NSC 10813
• Molecular Formula: C₈H₁₄
• Molecular Weight: 110.20
• CAS Registry Number: 627-58-7
• EC Number: 211-003-3

Properties

• Solubility: Practically insoluble (0.023 g/L) (25 ºC), Calc.^*
• Density: 0.7505 g/cm³ (20 ºC)^**
• Melting point: -75.6 ºC^***
• Boiling point: 136-137 ºC (760 Torr)^****
• Refractive index: 1.4310 (589.3 nm)^*****
• Flash point: 10.4±13.8 ºC, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2017 ACD/Labs)

^** Tatevskii, V. M.; Zhurnal Fizicheskoi Khimii 1949, V23, P657-63.

^*** Henne, Albert L.; Journal of the American Chemical Society 1941, V63, P3474-6.

^**** Schales, Otto; Berichte der Deutschen Chemischen Gesellschaft [Abteilung] B: Abhandlungen 1937, V70B, P116-21.

^***** Muller, Eugen; DE 1067816 1959.

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Aspiration hazard	Asp. Tox.	1	H304
Flammable liquids	Flam. Liq.	2	H225
Skin irritation	Skin Irrit.	2	H315
Eye irritation	Eye Irrit.	2	H319
Specific target organ toxicity - single exposure	STOT SE	3	H335