(cyclopent-1-en-1-yloxy)trimethylsilane

• ChemBase ID: 148918
• Molecular Formular: C8H16OSi
• Molecular Mass: 156.29754
• Monoisotopic Mass: 156.09704166
• SMILES: C[Si](C)(C)OC1=CCCC1
• Canonical SMILES: C[Si](OC1=CCCC1)(C)C
• InChI: InChI=1S/C8H16OSi/c1-10(2,3)9-8-6-4-5-7-8/h6H,4-5,7H2,1-3H3
• InChIKey: UBMYYGXGMPGCBO-UHFFFAOYSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: (cyclopent-1-en-1-yloxy)trimethylsilane
• IUPAC Traditional name: (cyclopent-1-en-1-yloxy)trimethylsilane
• Synonyms: 1-Cyclopentenyloxytrimethylsilane; Cyclopentanone enol trimethyl silyl ether; 1-(Trimethylsiloxy)cyclopentene; 1-(三甲基硅氧基)环戊烯

Database IDs

• CAS Number: 19980-43-9
• EC Number: 243-448-4
• MDL Number: MFCD00001395
• Beilstein Number: 385956
• PubChem SID: 162243089; 24857085
• PubChem CID: 88326

CALCULATED PROPERTIES

• H Acceptors: 1
• H Donor: 0
• LogD (pH = 5.5): 2.0412
• LogD (pH = 7.4): 2.0412
• Log P: 2.0412
• Molar Refractivity: 42.2938 cm^3
• Polarizability: 18.118933 Å^3
• Polar Surface Area: 9.23 Å^2
• Rotatable Bonds: 2
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Boiling Point: 45 °C/11 mmHg(lit.)
• Flash Point: 36 °C; 96.8 °F
• Density: 0.878 g/mL at 25 °C(lit.)
• Refractive Index: n20/D 1.440; n20/D 1.440(lit.)

Safety Information

• European Hazard Symbols: Irritant (Xi)
• UN Number: 1993
• German water hazard class: 3
• Hazard Class: 3
• Packing Group: 3
• Risk Statements: 10-36/37/38
• Safety Statements: 26-36
• GHS Pictograms: GHS02; GHS07
• GHS Signal Word: Warning
• GHS Hazard statements: H226-H315-H319-H335
• GHS Precautionary statements: P261-P305 + P351 + P338
• Personal Protective Equipment: Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
• RID/ADR: UN 1993 3/PG 3
• Storage Temperature: -20°C

Product Information

• Purity: ≥98.0% (GC); 97%
• Grade: purum
• Shipped in: wet ice
• Linear Formula: C5H7OSi(CH3)3

DETAILS

Sigma Aldrich - 283126

Packaging
5, 25 g in glass bottle

Sigma Aldrich - 92740

Other Notes
Versatile intermediate1,2,3,4; tert-alkylation of this enol ether5