CAS 4249-10-9|1,2,3,4-Tetramethylcyclopentadiene

Introduction：Basic information about CAS 4249-10-9|1,2,3,4-Tetramethylcyclopentadiene, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Safety Information
4. Customs
5. Synonyms

Common Name	1,2,3,4-Tetramethylcyclopentadiene
CAS Number	4249-10-9	Molecular Weight	122.207
Density	0.8±0.1 g/cm3	Boiling Point	146.8±7.0 °C at 760 mmHg
Molecular Formula	C₉H₁₄	Melting Point	/
MSDS	/	Flash Point	27.5±13.0 °C

Names

Name	1,2,3,4-Tetramethylcyclopenta-1,3-diene
Synonym	More Synonyms

Chemical & Physical Properties

Density	0.8±0.1 g/cm3
Boiling Point	146.8±7.0 °C at 760 mmHg
Molecular Formula	C₉H₁₄
Molecular Weight	122.207
Flash Point	27.5±13.0 °C
Exact Mass	122.109550
LogP	4.15
Vapour Pressure	5.8±0.1 mmHg at 25°C
Index of Refraction	1.470
InChIKey	VNPQQEYMXYCAEZ-UHFFFAOYSA-N
SMILES	CC1=C(C)C(C)=C(C)C1
Storage condition	Refrigerator (+4°C) + Flammables area
Water Solubility	Not miscible mix with mater.

Safety Information

Hazard Codes	Xi
Risk Phrases	R10
Safety Phrases	S16
RIDADR	UN 3295
WGK Germany	3
Packaging Group	III
HS Code	2902199090

Customs

HS Code	2902199090
Summary	2902199090 other cyclanes, cyclenes and cyclotherpenes。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

Synonyms

1,2,3,4-Tetramethyl-1,3-cyclopentadiene

1,3-Cyclopentadiene, 1,2,3,4-tetramethyl-

1,2,3,4-tetramethyl-cyclopentadiene

1,2,3,4-Tetramethylcyclopenta-1,3-diene

1,2,3,4-Tetramethylcyclopentadiene

MFCD00145385

Tetramethylcyclopentadiene

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