Umicore HS425

Umicore HS425

[1,3-Bis(2,6-diisopropylphenyl)imidazol-2-ylidene][1,3-divinyl-1,1,3,3-tetramethyldisiloxane]platinum(0)

CAS Number: 849830-54-2

Product class:

Reaction type:

Chemical properties

Chemical formula

C35H54N2OSi2Pt

Empirical formula

[(IPr)Pt(vs)]

Molecular weight

770.08

Metal

Pt

Theoretical metal content

25

Physical state

crystalline

Color

white

Metal purity

99.95

Legal information

Umicore holds related patents or has been granted a worldwide license including the full rights to sub-license. Please contact us for more information.

Applications & references

High yielding and regioselective hydrosilylation of terminal alkynes with low catalyst loadings.

Reference:  Organomet. 2006, 25, 1881 (DOI: 10.1021/om050866j)

 

High yielding and efficient hydrosilylation of terminal alkenes with slight isomerization of the substrates.

Reference: J. Organomet. Chem. 2005, 690, 6156 (DOI: 10.1016/j.jorganchem.2005.08.020)

 

Preparation of silicone compositions which can preferably be cross linked into elastomers, by catalytic hydrosilylation of at least one polyorganosiloxane bearing an unsaturated bond using at least one polyorganohydrosiloxane.

Reference:  WO2003 099909; WO 2002 098971