Butyl (trichlor) silane

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Structural formula
Structural formula of butyl (trichlor) silane
General
Surname Butyl (trichlor) silane
other names
  • n -butyltrichlorosilane
  • Butyltrichlorosilane
Molecular formula C 4 H 9 Cl 3 Si
Brief description

colorless liquid with a pungent odor

External identifiers / databases
CAS number 7521-80-4
EC number 231-381-3
ECHA InfoCard 100,028,529
PubChem 24142
Wikidata Q27295845
properties
Molar mass 191.56 g mol −1
Physical state

liquid

density

1.16 g cm −3 (20 ° C)

boiling point

149 ° C

Vapor pressure

35 hPa (50 ° C)

solubility
  • decomposes in water with violent reaction
  • soluble in ether, benzene and toluene
Refractive index

1.437 (20 ° C)

safety instructions
GHS labeling of hazardous substances
02 - Highly / extremely flammable 05 - Corrosive

danger

H and P phrases H: 226-314
EUH: 014-029
P: 210-303 + 361 + 353-280-301 + 330 + 331-305 + 351 + 338-310
As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions . Refractive index: Na-D line , 20 ° C

Butyl (trichlor) silane is a chemical compound from the group of organosilicon compounds .

Extraction and presentation

Butyl (trichlor) silane can be obtained from silicon tetrachloride by the Grignard reaction .

properties

Butyl (trichlor) silane is a slightly volatile, colorless liquid with a pungent odor that decomposes in water.

use

Butyl (trichlor) silane is used to make silicone resins .

safety instructions

The vapors of butyl (trichlor) silane can form an explosive mixture with air ( flash point 55 ° C).

Individual evidence

  1. ↑ a b c d e f g h i j Entry on butyltrichlorosilane in the GESTIS substance database of the IFA , accessed on January 8, 2020(JavaScript required) .
  2. ^ William M. Haynes: CRC Handbook of Chemistry and Physics, 97th Edition . CRC Press, 2016, ISBN 978-1-4987-5429-3 , pp. 88 ( limited preview in Google Book search).
  3. ↑ Data sheet butyltrichlorosilane, 99% from Sigma-Aldrich , accessed on October 19, 2015 ( PDF ).
  4. ↑ Michael D. Larranaga, Richard J. Lewis, Robert A. Lewis: Hawley's Condensed Chemical Dictionary . John Wiley & Sons, 2016, ISBN 978-1-118-13515-0 , pp. 231 ( limited preview in Google Book search).
  5. ↑ Richard P. Pohanish: Sittig's Handbook of Toxic and Hazardous Chemicals and Carcinogens . William Andrew, 2017, ISBN 978-0-323-38969-3 , pp. 573 ( limited preview in Google Book search).