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54458-61-6 - 2,3,4,5-Tetramethyl-2-cyclopentenone, cis + trans, 95% - L09617 - Alfa Aesar

L09617 2,3,4,5-Tetramethyl-2-cyclopentenone, cis + trans, 95%

CAS Number
54458-61-6
Synonyms

Size Price ($) Quantity Availability
5g 51.91
25g 190.55
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2,3,4,5-Tetramethyl-2-cyclopentenone, cis + trans, 95%

MDL
MFCD00010248
EINECS
000-000-0

Chemical Properties

Formula
C9H14O
Formula Weight
138.21
Boiling Point
99-100°/30mm
Flash Point
73°(163°F)
Density
0.917
Refractive Index
1.4760
Solubility
Not miscible with water.

Applications

2,3,4,5-Tetramethyl-2-cyclopentenone was used in the synthesis of chiral pre-ligands, (R)-3,3?-bis(tetramethylcyclopentadienyl)-2,2?-bismethoxy-1,1?-bisnaphthalene and (R)-3-tetramethylcyclopentadienyl-2,2?-bismethoxy-1,1?-bisnaphthalene by reacting with (R)-3,3?-dilithium-2,2?-bismethoxy-1,1?-bisnaphthalene.

Notes

Incompatible with strong oxidizing agents. Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Store away from oxidizing agents.

Literature References

Eric A. Mintz; Jerome C. Pando; Irene Zervos. Convenient preparation of 1,3-bis(2,3,4,5-tetramethylcyclopentadienyl)propane. 2,3,4,5-Tetramethyl-2-cyclopentenone enolate as a synthetic equivalent for the tetramethylcyclopentadienyl anion.J. Org. Chem.1987, 52 (13), 2948-2950.

Li Wang; Qiaolin Wu; Hao Xu; Ying Mu. Synthesis and structures of (R)-cyclopentadienyl-binaphthoxy titanium(IV) complexes and catalytic properties for olefin polymerization.Dalton Transactions.2012, 41 (24), 7350-7357.

GHS Hazard and Precautionary Statements

Hazard Statements: H227

Combustible liquid.

Precautionary Statements: P210-P280-P370+P378a-P403+P235-P501a

Keep away from heat/sparks/open flames/hot surfaces. - No smoking. Wear protective gloves/protective clothing/eye protection/face protection. In case of fire: Use for extinction: CO2, powder or water spray. Store in a well-ventilated place. Keep cool. Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

Beilstein
2324088
Harmonized Tariff Code
2914.29
TSCA
No

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