Tetrachlorosilane CAS 10026-04-7

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Tetrachlorosilane CAS 10026-04-7

CAS: 10026-04-7
Molecular Formula: Cl4Si
Molecular Weight: 169.9
EINECS: 233-054-0
HS Code: 2812 19 90

Synonyms: Dow Corning(R) product Z-1228, Tetrachlorosilane; chloridkremicity(czech); CT1800; SIC-L(TM); Silane,tetrachloro-; Silicio(tetracloruro di); silicio(tetraclorurodi); Silicium(tetrachlorure de)

What is Tetrachlorosilane CAS 10026-04-7?

Tetrachlorosilane CAS 10026-04-7 is a colorless, volatile, fuming liquid with a pungent suffocating odor, industrially manufactured by chlorination of silicon metal, ferrosilicon, or silicon carbide, and widely utilized as a precursor for high-purity silicon production and synthesis of silicon-based chemicals.

Specification

Item Value
Appearance colorless liquid
Melting Point −70 °C(lit.)
Boiling Point 57.6 °C(lit.)
Density 1.483 g/mL at 25 °C(lit.)
Fp 57.6°C
pH 1 (5g/l, H2O)
Storage Condition Store below +30°C.

Feature

  • Chlorosilane: Inorganic compound belonging to the chlorosilane family.
  • Fuming Liquid: Releases fumes upon contact with moist air.
  • Moisture Sensitive: Reacts violently and rapidly with water or humidity.
  • Volatile Nature: Low boiling point for easy distillation and purification.
  • High Reactivity: Serves as a versatile chlorinating and silicon-donating agent.
  • Industrial Precursor: Produced in large volumes as a byproduct or dedicated intermediate.

Application

  • High-Purity Silicon: Intermediate for polysilicon used in semiconductors and solar photovoltaic cells.
  • Fumed Silica: Raw material for manufacturing fumed silica and related silica products.
  • Optical Fibers: Precursor for synthetic quartz glass and optical fiber preforms.
  • Organosilicon Synthesis: Starting material for silicones, silanes, and other organosilicon compounds.
  • Smoke Screens: Historically used in military for producing smoke screens.
  • Electronics & Chemicals: Applied in chemical analysis, coupling agents, and production of ethyl silicate.

Packaging

Mikem offers flexible packaging options, including 25 kg of fiber drums for liquid products and 15–25 kg PP/PE bags for powder products, all customizable to meet your specific needs.

 

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