triethoxy(methyl)silane

• ChemBase ID: 145334
• Molecular Formular: C7H18O3Si
• Molecular Mass: 178.30152
• Monoisotopic Mass: 178.10252097
• SMILES: CCO[Si](C)(OCC)OCC
• Canonical SMILES: CCO[Si](OCC)(OCC)C
• InChI: InChI=1S/C7H18O3Si/c1-5-8-11(4,9-6-2)10-7-3/h5-7H2,1-4H3
• InChIKey: CPUDPFPXCZDNGI-UHFFFAOYSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: triethoxy(methyl)silane
• IUPAC Traditional name: methyl triethoxy silane
• Synonyms: Methyltriethoxysilane; Triethoxymethylsilane; Triethoxymethylsilane; Methyltriethoxysilane; 甲基三乙氧基硅烷; 三乙氧基甲基硅烷; 甲基三乙氧基硅烷

Database IDs

• CAS Number: 2031-67-6
• EC Number: 217-983-9
• MDL Number: MFCD00009066
• Beilstein Number: 1742453
• PubChem SID: 24860656; 24885922; 162239540; 24850511
• PubChem CID: 16241

CALCULATED PROPERTIES

• H Acceptors: 3
• H Donor: 0
• LogD (pH = 5.5): 1.6593
• LogD (pH = 7.4): 1.6593
• Log P: 1.6593
• Molar Refractivity: 40.7118 cm^3
• Polarizability: 18.662909 Å^3
• Polar Surface Area: 27.69 Å^2
• Rotatable Bonds: 6
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Melting Point: <-50°C
• Boiling Point: 141-143 °C(lit.); 141-143°C
• Flash Point: 23 °C; 23°C(73°F); 73.4 °F
• Density: 0.895 g/mL at 25 °C(lit.); 0.897
• Refractive Index: 1.3835; n20/D 1.383; n20/D 1.383(lit.)
• Vapor Pressure: 11 mmHg ( 20 °C)
• Vapor Density: >1 (vs air)

Safety Information

• Storage Warning: Moisture Sensitive
• RTECS: VV4640000
• European Hazard Symbols: Irritant (Xi)
• UN Number: 1993; UN1993
• German water hazard class: 3
• Hazard Class: 3
• Packing Group: 3; III
• Risk Statements: 10; 10-37
• Safety Statements: 16; 16-23
• TSCA Listed: 是
• GHS Pictograms: GHS02; GHS07
• GHS Signal Word: Warning
• GHS Hazard statements: H226; H226-H335
• GHS Precautionary statements: P210-P260
• 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

Product Information

• Purity: ≥98.0% (GC); 90%; 98%; 99%
• Grade: purum; technical grade
• Linear Formula: CH3Si(OC2H5)3

DETAILS

Sigma Aldrich - 339644

Packaging
500 mL in glass bottle

Sigma Aldrich - 175579

Packaging
50, 250 g in glass bottle