1,1,1,3,3,3-Hexamethyldisilazane, 98%

Description

CAS: 999-97-3 | C₆H₁₉NSi₂ | 161.4 g/mol

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

Specifications

Chemical Identifiers

• CAS: 999-97-3
• Molecular Formula: C₆H₁₉NSi₂
• Molecular Weight (g/mol): 161.4
• InChI Key: FFUAGWLWBBFQJT-UHFFFAOYSA-N
• Synonym: hexamethyldisilazane, bis trimethylsilyl amine, hmds, 1,1,1,3,3,3-hexamethyldisilazane, hexamethylsilazane, silanamine, 1,1,1-trimethyl-n-trimethylsilyl, tri-sil, 1,1,1-trimethyl-n-trimethylsilyl silanamine, hexamethyldisilizane, disilazane, 1,1,1,3,3,3-hexamethyl
• PubChem CID: 13838
• ChEBI: CHEBI:85068
• IUPAC Name: [dimethyl-(trimethylsilylamino)silyl]methane
• SMILES: C[Si](C)(C)N[Si](C)(C)C

• Melting Point: -78.0°C
• Color: Colorless
• Density: 0.7600g/mL
• Boiling Point: 125.0°C
• Flash Point: 20°C
• Assay Percent Range: 97.5% min. (GC)
• Packaging: Glass bottle
• Refractive Index: 1.4060 to 1.4090
• Linear Formula: (CH₃)₃SiNHSi(CH₃)₃
• Quantity: 10 mL
• Merck Index: 15,4725
• Specific Gravity: 0.76
• Solubility Information: Solubility in water: reacts. Other solubilities: reacts with methanol, soluble in acetone, benzene, ethyl ether, pentane, and perchloroethylene
• Viscosity: 0.9 mm2/s (25°C)
• Formula Weight: 161.4
• Percent Purity: 98%
• Physical Form: Liquid
• Chemical Name or Material: 1,1,1,3,3,3-Hexamethyldisilazane

Safety and Handling

Hazard Category	GHS Signal Word: Danger
Hazard Statement	GHS H Statement Harmful if swallowed. Causes severe skin burns and eye damage. Toxic in contact with skin. Harmful if inhaled. Harmful to aquatic life with long lasting effects. Highly flammable liquid and vapor.
Precautionary Statement	GHS P Statement Wear protective gloves/protective clothing/eye protection/face protection. IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. Immediately call a POISON CENTER or doctor/physician. IF IN EYES: Rinse cautiously with
EINECSNumber	213-668-5

SDS

RUO – Research Use Only