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Merck
CN

92740

Sigma-Aldrich

1-(Trimethylsiloxy)cyclopentene

purum, ≥98.0% (GC)

Synonym(s):

1-Cyclopentenyloxytrimethylsilane, Cyclopentanone enol trimethyl silyl ether

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About This Item

Linear Formula:
C5H7OSi(CH3)3
CAS Number:
Molecular Weight:
156.30
Beilstein:
385956
EC Number:
MDL number:
UNSPSC Code:
12352100
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grade

purum

Assay

≥98.0% (GC)

refractive index

n20/D 1.440 (lit.)
n20/D 1.440

bp

45 °C/11 mmHg (lit.)

density

0.878 g/mL at 25 °C (lit.)

shipped in

wet ice

storage temp.

−20°C

SMILES string

C[Si](C)(C)OC1=CCCC1

InChI

1S/C8H16OSi/c1-10(2,3)9-8-6-4-5-7-8/h6H,4-5,7H2,1-3H3

InChI key

UBMYYGXGMPGCBO-UHFFFAOYSA-N

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Other Notes

Versatile intermediate; tert-alkylation of this enol ether

Pictograms

FlameExclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Eye Irrit. 2 - Flam. Liq. 3 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

3 - Flammable liquids

WGK

WGK 3

Flash Point(F)

96.8 °F - closed cup

Flash Point(C)

36 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

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Certificates of Analysis (COA)

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M.T. Reetz et al.
Organic Syntheses, 62, 95-95 (1984)
J.K. Rasmussen
Synthesis, 91-91 (1977)
P. Brownbridge
Synthesis, 1-1 (1983)
I. Fleming
Chimia, 34, 265-265 (1980)
E.W. Colvin
Chemical Society Reviews, 7, 15-15 (1978)

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