tetrabutyl silicate

• ChemBase ID: 151268
• Molecular Formular: C16H36O4Si
• Molecular Mass: 320.54014
• Monoisotopic Mass: 320.23828616
• SMILES: CCCCO[Si](OCCCC)(OCCCC)OCCCC
• Canonical SMILES: CCCCO[Si](OCCCC)(OCCCC)OCCCC
• InChI: InChI=1S/C16H36O4Si/c1-5-9-13-17-21(18-14-10-6-2,19-15-11-7-3)20-16-12-8-4/h5-16H2,1-4H3
• InChIKey: UQMOLLPKNHFRAC-UHFFFAOYSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: tetrabutyl silicate
• IUPAC Traditional name: tetrabutyl silicate
• Synonyms: Tetrabutoxysilane; Tetrabutyl orthosilicate; Tetra-n-butyl orthosilicate; Tetra-n-butoxysilane; Tetrabutyl orthosilicate; 四丁氧基硅烷; 正硅酸丁酯; 四正丁氧基硅烷

Database IDs

• CAS Number: 4766-57-8
• EC Number: 225-305-8
• MDL Number: MFCD00009432
• Beilstein Number: 1709274
• PubChem SID: 162245424; 24888826; 24900310
• PubChem CID: 78500

CALCULATED PROPERTIES

• H Acceptors: 4
• H Donor: 0
• LogD (pH = 5.5): 5.1404
• LogD (pH = 7.4): 5.1404
• Log P: 5.1404
• Molar Refractivity: 83.682 cm^3
• Polarizability: 35.9033 Å^3
• Polar Surface Area: 36.92 Å^2
• Rotatable Bonds: 16
• Lipinski's Rule of Five: false

PROPERTIES

Physical Property

• Melting Point: <-80°C
• Boiling Point: 275 °C(lit.); 277°C
• Flash Point: 135°C(275°F); 174.2 °F; 79 °C
• Density: 0.899; 0.899 g/mL at 25 °C(lit.)
• Refractive Index: 1.4130; n20/D 1.413(lit.); n20/D 1.414
• Vapor Density: >1 (vs air)

Safety Information

• Storage Warning: Moisture Sensitive
• European Hazard Symbols: Irritant (Xi)
• Risk Statements: 36/37/38; 36/38
• Safety Statements: 26-36/37/39; 26-37
• TSCA Listed: 是
• GHS Pictograms: GHS07
• GHS Signal Word: Warning
• GHS Hazard statements: H315-H319; H315-H319-H335
• GHS Precautionary statements: P261-P305 + P351 + P338; P280-P305+P351+P338-P302+P352-P321-P362-P332+P313
• Personal Protective Equipment: Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter

Product Information

• Purity: ≥97.0% (GC); 95+%; 97%
• Grade: purum
• Linear Formula: (CH3CH2CH2CH2O)4Si

DETAILS

Sigma Aldrich - T5702

Packaging
100 g in glass bottle