Tetra-n-butoxysilane, 97%

Description

CAS: 4766-57-8 | C16H36O4Si | 320.545 g/mol

It is an important organic intermediate used in agrochemicals, pharmaceuticals and dyestuff fields and also in the alkylation and alkoxylation of silane.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
It is an important organic intermediate used in agrochemicals, pharmaceuticals and dyestuff fields and also in the alkylation and alkoxylation of silane.

Solubility
Not miscible or difficult to mix in water.

Notes
Moisture sensitive. Store away from oxidizing agents and water/moisture. Keep the container tightly closed and place it in a cool, dry and well ventilated condition. Store under inert gas.

Specifications

Chemical Identifiers

• CAS: 4766-57-8
• Molecular Formula: C16H36O4Si
• Molecular Weight (g/mol): 320.545
• MDL Number: MFCD00009432
• InChI Key: UQMOLLPKNHFRAC-UHFFFAOYSA-N
• Synonym: tetrabutyl orthosilicate, tetrabutoxysilane, tetra-n-butoxysilane, silane, tetrabutoxy, silicon tetrabutoxide, butyl silicate buo 4si, silicic acid h4sio4 , tetrabutyl ester, butyl silicate c4h9o 4si, butyl silicate, tetrabutyl orthosilice
• PubChem CID: 78500
• IUPAC Name: tetrabutyl silicate
• SMILES: CCCCO[Si](OCCCC)(OCCCC)OCCCC

• Boiling Point: 277°C
• Melting Point: <-80°C
• Quantity: 100 g
• Beilstein: 1709274
• Flash Point: 135°C (275°F)
• Solubility Information: Not miscible or difficult to mix in water.
• Formula Weight: 320.55
• Percent Purity: 97%
• Odor: Characteristic
• Refractive Index: 1.413
• Sensitivity: Moisture sensitive
• Density: 0.899
• Chemical Name or Material: Tetra-n-butoxysilane

Safety and Handling

Hazard Category	H227-H315-H319-H335
Hazard Statement	GHS H Statement H315-H319 Causes skin irritation. Causes serious eye irritation.
Precautionary Statement	P210-P235-P261-P264b-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P332+P313-P362-P370+P378q-P501c
EINECSNumber	225-305-8
TSCA	Yes
Recommended Storage	Ambient temperatures

SDS

RUO – Research Use Only