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Hexamethyldisilazane

Hexamethyldisilazane (17713)

Puranal

Overview
Specifications

General Information

  • Application
    • Buffered Oxide Etchants
  • CAS Number
    • 999-97-3
  • Grade
    • SemEG
  • Synonyms
    • Bis(trimethylsilyl)amine
    • HMDS

Physical Properties

  • Boiling Point/Range
    • 126 °C (1,013 hPa)
  • Color
    • Colorless
  • Density
    • 0.770 to 0.775 g/cm3 (20 °C)
  • Flashpoint
    • 11 °C
  • Melting Point/Range
    • -80 °C
  • Odor
    • Amine-Like
  • Partition Coefficient
    • No data available
  • pH
    • Not applicable
  • Physical Form
    • Liquid
  • Solubility in Water
    • Reacts violently with water.
  • Vapor Pressure
    • 100 hPa (50 °C) hectopascal

Safety Information

  • Chemical Stability
    • Stable under recommended storage conditions.
  • Ignition Temperature
    • 380 °C (1,013 hPa)
  • Incompatible Materials
    • Water, Incompatible with oxidizing agents, Acids
  • Thermal Decomposition
    • No decomposition if used as directed.

International Transportation

  • Chemical Class
    • 3
  • Harmonized System Code
    • 29319000
  • Packing Group
    • II
  • Sub Class 1
    • 6.1
  • UN Number
    • 3286

General Information

  • Application
    • Buffered Oxide Etchants
  • CAS Number
    • 999-97-3
  • Grade
    • SemEG
  • Synonyms
    • Bis(trimethylsilyl)amine
    • HMDS

Physical Properties

  • Boiling Point/Range
    • 126 °C (1,013 hPa)
  • Color
    • Colorless
  • Density
    • 0.770 to 0.775 g/cm3 (20 °C)
  • Flashpoint
    • 11 °C
  • Melting Point/Range
    • -80 °C
  • Odor
    • Amine-Like
  • Partition Coefficient
    • No data available
  • pH
    • Not applicable
  • Physical Form
    • Liquid
  • Solubility in Water
    • Reacts violently with water.
  • Vapor Pressure
    • 100 hPa (50 °C) hectopascal

Safety Information

  • Chemical Stability
    • Stable under recommended storage conditions.
  • Ignition Temperature
    • 380 °C (1,013 hPa)
  • Incompatible Materials
    • Water, Incompatible with oxidizing agents, Acids
  • Thermal Decomposition
    • No decomposition if used as directed.

International Transportation

  • Chemical Class
    • 3
  • Harmonized System Code
    • 29319000
  • Packing Group
    • II
  • Sub Class 1
    • 6.1
  • UN Number
    • 3286
  • Application : Buffered Oxide Etchants
  • Grade : SemEG
  • CAS Number : 999-97-3
  • Synonyms : Bis(trimethylsilyl)amine|HMDS
  • Flashpoint : 11 °C
  • pH : Not applicable
  • Melting Point/Range : -80 °C
  • Density : 0.770 to 0.775 g/cm3 (20 °C)
  • Vapor Pressure : 100 hPa (50 °C) hectopascal
  • Solubility in Water : Reacts violently with water.
  • Physical Form : Liquid
  • Boiling Point/Range : 126 °C (1,013 hPa)
  • Color : Colorless
  • Partition Coefficient : No data available
  • Odor : Amine-Like
  • Incompatible Materials : Water, Incompatible with oxidizing agents, Acids
  • Ignition Temperature : 380 °C (1,013 hPa)
  • Chemical Stability : Stable under recommended storage conditions.
  • Thermal Decomposition : No decomposition if used as directed.
  • Sub Class 1 : 6.1
  • UN Number : 3286
  • Packing Group : II
  • Chemical Class : 3
  • Harmonized System Code : 29319000