Isobutyltrimethoxysilane CAS 18395-30-7

Introduction：Basic information about Isobutyltrimethoxysilane CAS 18395-30-7, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Isobutyltrimethoxysilane Basic information

• Product Name: Isobutyltrimethoxysilane
• Synonyms: ISOBUTYLTRIMETHOXYSILANE;Trimethoxy(2-methylpropyl)silane;CI7810;Dynasylan IBTMO;Silane, trimethoxy(2-methylpropyl)-;trimethoxy(2-methylpropyl)-silan;Isobutyltrimethoxysilane Prosil R 178;Isobutyltrimethoxysilan
• CAS: 18395-30-7
• MF: C7H18O3Si
• MW: 178.3
• EINECS: 242-272-5
• Product Categories: Alkoxy Silanes;Hydrophobing Agents;Organosilicon;SilanesOrganometallic Reagents;Solution Deposition Precursors;Trialkoxysilanes;RSi(OR)3Self Assembly&Contact Printing;POSS? Precursors and Intermediates;Self-Assembly Materials;Silsesquioxanes: POSS? Nanohybrids
• Mol File: 18395-30-7.mol

Isobutyltrimethoxysilane Chemical Properties

• Melting point: <0°C
• Boiling point: 154 °C(lit.)
• density: 0.93 g/mL at 25 °C(lit.)
• vapor pressure: 1.9hPa at 25℃
• refractive index: n20/D 1.396(lit.)
• Fp: 103 °F
• storage temp.: 2-8°C
• form: solution
• Specific Gravity: 0.933
• Sensitive: Moisture Sensitive
• Hydrolytic Sensitivity: 7: reacts slowly with moisture/water
• BRN: 2233976
• InChI: 1S/C7H18O3Si/c1-7(2)6-11(8-3,9-4)10-5/h7H,6H2,1-5H3
• InChIKey: XYJRNCYWTVGEEG-UHFFFAOYSA-N
• SMILES: CO[Si](CC(C)C)(OC)OC
• LogP: 2.1 at 20℃
• CAS DataBase Reference: 18395-30-7(CAS DataBase Reference)
• NIST Chemistry Reference: Prosil 178(18395-30-7)
• EPA Substance Registry System: Silane, trimethoxy(2-methylpropyl)- (18395-30-7)

Safety Information

• Hazard Codes: Xn
• Risk Statements: 10-20/22-36/37/38
• Safety Statements: 7-16-24-26-45-36/37/39
• RIDADR: UN 1993 3/PG 3
• WGK Germany: 1
• F: 21
• TSCA: TSCA listed
• HazardClass: 3
• PackingGroup: III
• Storage Class: 3 - Flammable liquids
• Hazard Classifications: Flam. Liq. 3 Skin Irrit. 2 STOT SE 3

Isobutyltrimethoxysilane Usage And Synthesis

Chemical Properties

Colorless clear liquid.

Uses

Isobutyl(trimethoxy)silane-modified substrates were used for the preparation of gold films by absorption and adsorption.{87} It may be used as silane precursors for the synthesis of xerogels.{88}

Flammability and Explosibility

Flammable

Toxics Screening Level

The initial threshold screening level (ITSL) for isobutyltrimethoxysilane is 200 μg/m3.