2,3,4,5-Tetramethyl-2-cyclopenten-1-one

Modify Date: 2025-08-22 17:50:24

2,3,4,5-Tetramethyl-2-cyclopenten-1-one Structure
2,3,4,5-Tetramethyl-2-cyclopenten-1-one structure
Common Name 2,3,4,5-Tetramethyl-2-cyclopenten-1-one
CAS Number 54458-61-6 Molecular Weight 138.207
Density 0.9±0.1 g/cm3 Boiling Point 196.1±10.0 °C at 760 mmHg
Molecular Formula C9H14O Melting Point N/A
MSDS USA Flash Point 73.3±0.0 °C

 Names

Name 2,3,4,5-Tetramethyl-2-Cyclopentenone
Synonym More Synonyms

 Chemical & Physical Properties

Density 0.9±0.1 g/cm3
Boiling Point 196.1±10.0 °C at 760 mmHg
Molecular Formula C9H14O
Molecular Weight 138.207
Flash Point 73.3±0.0 °C
Exact Mass 138.104462
PSA 17.07000
LogP 2.11
Vapour Pressure 0.4±0.4 mmHg at 25°C
Index of Refraction 1.451
Storage condition 2~8℃

 Safety Information

Personal Protective Equipment Eyeshields;Gloves;half-mask respirator (US);multi-purpose combination respirator cartridge (US)
Safety Phrases S23-S24/25
RIDADR NONH for all modes of transport
WGK Germany 3
HS Code 2914299000

 Customs

HS Code 2914299000
Summary 2914299000. other cyclanic, cyclenic or cyclotherpenic ketones without other oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

 Articles1

More Articles
Synthesis and structures of (R)-cyclopentadienyl-binaphthoxy titanium(IV) complexes and catalytic properties for olefin polymerization.

Dalton Trans. 41(24) , 7350-7, (2012)

Two new chiral pre-ligands, (R)-3,3'-bis(tetramethylcyclopentadienyl)-2,2'-bismethoxy-1,1'-bisnaphthalene (1) and (R)-3-tetramethylcyclopentadienyl-2,2'-bismethoxy-1,1'-bisnaphthalene (2), were synthe...

 Synonyms

MFCD00010248
2,3,4,5-Tetramethylcyclopent-2-en-1-one
2-Cyclopenten-1-one, 2,3,4,5-tetramethyl-
2,3,4,5-Tetramethyl-2-cyclopenten-1-one
2,3,4,5-tetramethyl-2-cyclopentenone
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