1,2,3,4,5-Pentamethylcyclopentadiene (4045-44-7)

Identification
Name:	1,2,3,4,5-Pentamethylcyclopentadiene
Synonyms:	Cyclopentadiene,1,2,3,4,5-pentamethyl- (6CI,7CI);1,2,3,4,5-Pentamethyl-1,3-cyclopentadiene;1,2,3,4,5-Pentamethylcyclopentadiene;NSC 222823;Pentamethylcyclopentadiene;
CAS:	4045-44-7
EINECS:	223-743-4
Molecular Formula:	C10H16
Molecular Weight:	136.24
InChI:	InChI=1/C10H16/c1-6-7(2)9(4)10(5)8(6)3/h6H,1-5H3
Molecular Structure:
Properties
Transport:	UN 3295
Melting Point:	236 ºC
Density:	0.87
Stability:	Stable at room temperature in closed containers under normal storage and handling conditions.
Refractive index:	1.4725-1.4755
Solubility:	Insoluble
Appearance:	colorless liquid
Specification:	Handling and Storage of 1,2,3,4,5-Pentamethylcyclopentadiene Handling: Use spark-proof tools and explosion proof equipment. Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes. Storage: Keep away from sources of ignition. Store in a cool, dry place. Do not store in direct SUNLIGHT. Store in a tightly closed container. Flammables-area.
Packinggroup:	III
HS Code:	29021990
Storage Temperature:	−20°C
Sensitive:	Light Sensitive
Safety Data
Hazard Symbols	Xn: Harmful