Octadecyltrichlorosilane

112-04-9

C18-H37-Cl3-Si

Toxic Gases & Vapors

Silane, octadecyltrichloro-; Silane, trichlorooctadecyl-; Trichloro(octadecyl)silane; [ChemIDplus] n-Octadecyltrichlorosilane; Octadeciltriclorosilano (Spanish DOT); Octadecyltrichlorosilane (French DOT); OTS; Stearyltrichlorosilane; Trichlorooctadecylsilane; [CAMEO] UN1800

Chlorosilanes

Colorless liquid with a pungent odor; [CAMEO]

Used as an intermediate for silicones; [HSDB]

Reacts violently with water, steam, or moisture evolving heat, hydrogen gas (combustible), and hydrogen chloride gas (corrosive); Produces hydrogen chloride gas on contact with air; Corrosive to tissue; [CAMEO] Can cause second- and third-degree burns from brief contact; Vapors are severely irritating to eyes and throat and may cause injury to eyes and lungs; [HSDB] Reacts violently with water; Causes burns; Inhalation may cause corrosive injuries to upper respiratory tract and lungs; [Sigma-Aldrich MSDS]

Yes - A material that, by contact with water, is liable to become spontaneously flammable or to give off flammable or toxic gas at a rate greater than 1 L per kilogram of the material, per hour; [ERG 2004]

9.92E-6 mm Hg

2: High ambient temperature required

Yes

Skin Burns

Human Health Effects from Hazardous Substances Data Bank:

• Octadecyltrichlorosilane

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Occupational diseases associated with exposure to this agent:

• Pneumonitis, toxic

Industrial Processes with risk of exposure:

• Toxic Gas from Spilling Chemical in Water