All structures are computer generated. Please rely on the product data below for placing your order. If you see any errors in structures, please email customer service so that they can be addressed.


Product Code: SID4558.0

Cas No: 18586-39-5

R&D quantities:

25 g
5 g

Interested in a Commercial Order?

Boiling Point: 182° / 1.3

EINECS Number: 242-427-7

Molecular Weight: 376.50

Specific Gravity: 1.05

Flashpoint: 134°C (273°F)

HMIS Key: 3-1-1-X

Hydrolytic Sensitivity: 7: reacts slowly with moisture/water

Formula: C20H29O3PSi

Refractive Index: 1.5384


Application: Adhesion promoter for gold substrates in microelectronic applications.1
Forms stable bonds to silica and basic alumina suitable for catalyst immobilization.2
Forms luminescent gels on hydrolysis with (EtO)4Si and Eu(NO3)3.3
Used to immobilize an iridium catalyst for the enantioselective hydrogenation of aryl ketones.4
Used in the preparation of solid-phase Pd catalyst for Suzuki-Miyaura cross-coupling.5

Reference: 1. Helbert, J. U.S. Patent 4,497,890, 1985.
2. Merchle, C. H. et al. Chem. Mater. 2001, 13, 3617.
3. Corriu, R. et al. J. Chem. Soc., Chem. Commun. 2001, 1116.
4. Liu, G. et al. Adv. Synth. Catal. 2008, 350, 1464.
5. Zhang, X. et al. Synthesis, 2011, 2975.


Additional Properties: Immobilizing ligand for precious metals