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Pentamethylcyclopentadiene

Pentamethylcyclopentadiene structure

CAS No:
4045-44-7
Formula:
C10H16
Chemical Name:
Pentamethylcyclopentadiene
Synonyms:
1,3-Cyclopentadiene,1,2,3,4,5-pentamethyl-;Cyclopentadiene,1,2,3,4,5-pentamethyl-;1,2,3,4,5-Pentamethyl-1,3-cyclopentadiene;1,2,3,4,5-Pentamethylcyclopentadiene;Pentamethylcyclopentadiene;NSC 222823
Categories:
Organic Chemistry > Hydrocarbons and Derivatives

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Description

clear colorless to yellowish liquid

Pentamethylcyclopentadiene Basic Attributes

Molecular Weight：

136.23

Exact Mass：

136.23

BRN：

1849832

EC Number：

223-743-4

NSC Number：

222823

DSSTox ID：

DTXSID00193466

HScode：

29021990

Characteristics

PSA：

XLogP3：

1.9

Appearance：

Clear colorless to yellow-orange, may darken on storage Liquid

Density：

0.8395 g/cm³ @ Temp: 20 °C

Melting Point：

236ºC

Boiling Point：

58.3 °C @ Press: 13.5 Torr

Flash Point：

112 °F

Refractive Index：

1.460

Water Solubility：

Miscible with methanol. dichloromethane and ethyl acetate. Slightly miscible with water.

Storage Conditions：

−20°C

Vapor Pressure：

1.97mmHg at 25°C

Safety Information

Packing level：

Ⅲ

Hazard category：

Transport codes：

UN 3295 3/PG 3

wgk germany：

hazard class code：

safety instructions：

Marks：

Xn: Harmful;

Stability/Shelf Life：

store cold

Precautionary statement(s)：

P210, P233, P240, P241, P242, P243, P280, P303+P361+P353, P370+P378, P403+P235, P501

Hazard Statements：

H226

GHS Classification：

|Warning|H226 (98.11%): Flammable liquid and vapor [Warning Flammable liquids]|P210, P233, P240, P241, P242, P243, P280, P303+P361+P353, P370+P378, P403+P235, and P501|Aggregated GHS information provided by 53 companies from 4 notifications to the ECHA C&L Inventory.

Drug Information

MeSH Entry Terms：

1,2,3,4,5-pentamethyl-cyclopentadiene

Pentamethylcyclopentadiene Use and Manufacturing

Functional material intermediate

Computed Properties

Molecular Weight:136.23
XLogP3:1.9
Exact Mass:136.125200510
Monoisotopic Mass:136.125200510
Heavy Atom Count:10
Complexity:192
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

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Guide of Pentamethylcyclopentadiene

Description
Basic Attributes
Characteristics
Safety Information
Drug Information
Use and Manufacturing
Computed Properties
Recommended Suppliers
Latest News
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Pentamethylcyclopentadiene

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