Date published: 2026-9-8

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1,3-Dichlorotetraphenyldisiloxane (CAS 7756-87-8)

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CAS Number:
7756-87-8
Molecular Weight:
451.49
Molecular Formula:
C24H20Cl2OSi2
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
Available in US only.
* Refer to Certificate of Analysis for lot specific data.

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1,3-Dichlorotetraphenyldisiloxane, belonging to the family of organosilicon compounds, holds significant prominence in scientific research, particularly within the realm of organic chemistry. Its common use lies in serving as a reagent in organic synthesis, primarily in the preparation of organosilicon compounds. Moreover, this compound acts as a precursor in synthesizing diverse materials, including polymers, ceramics, and electronic materials. Although the precise mechanism of action for 1,3-Dichlorotetraphenyldisiloxane remains somewhat enigmatic, it is believed to function as a Lewis acid. This property enables it to facilitate the formation of carbon-carbon bonds in organic synthesis reactions, thereby contributing to the synthesis of intricate organic compounds.


1,3-Dichlorotetraphenyldisiloxane (CAS 7756-87-8) References

  1. A highly strained heterocyclosiloxane: synthesis and X-ray crystal structure of pentaphenylboracyclotrisiloxane BSi2O3Ph5  |  Foucher, D. A., Lough, A. J., & Manners, I. 1991. Journal of organometallic chemistry. 414(1): C1-C4.
  2. Synthesis, properties, and the ring-ring transformation reactions of cyclic siloxanes incorporating skeletal boron atoms: x-ray crystal structures of the strained boracyclotrisiloxane (PhBO)(Ph2SiO) 2 and the boracyclotetrasiloxane (PhBO)(Ph2SiO) 3  |  Foucher, D. A., Lough, A. J., & Manners, I. 1992. Inorganic Chemistry. 31(14): 3034-3043.
  3. Trovacene Chemistry. 16, 1, 1a‐Di ([5] trovacenyl)‐1, 1, 1a, 1a‐tetraphenyl‐disiloxane: Electro‐and Magneto‐Communication Across a Si‐O‐Si Spacer  |  Elschenbroich, C., Lu, F., Burghaus, O., Harms, K., & Nowotny, M. 2007. Zeitschrift für anorganische und allgemeine Chemie. 633(13‐14): 2386-2394.

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

1,3-Dichlorotetraphenyldisiloxane, 25 g

sc-281234
25 g
$416.00
US: Only available in the US