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(η2-ethylene)bis(triphenylphosphine)palladium(0) is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

33395-22-1

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33395-22-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 33395-22-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,3,3,9 and 5 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 33395-22:
(7*3)+(6*3)+(5*3)+(4*9)+(3*5)+(2*2)+(1*2)=111
111 % 10 = 1
So 33395-22-1 is a valid CAS Registry Number.

33395-22-1Upstream product

33395-22-1Relevant academic research and scientific papers

Palladium(0)-alkene bis(triarylphosphine) complexes as catalyst precursors for the methoxycarbonylation of styrene

De Pater, Jeroen J. M.,Tromp,Tooke, Duncan M.,Spek, Anthony L.,Deelman, Berth-Jan,Van Koten, Gerard,Elsevier, Cornelis J.

, p. 6411 - 6419 (2005)

The fluorous complex [Pd(0)(P{C6H4-p-SiMe 2(CH2CH2C6F13)} 3)2(MA)] (MA = maleic anhydride) was synthesized and characterized by its NMR spectra. Together with the nonfluorous complexes [Pd(0)(PPh3)2(alkene)] (alkene = C2H 4) (NC)2C=C(CN)2), NCC(H)= C(H)CN, MA, or benzoquinone) these were evaluated as catalyst precursors in the methoxycarbonylation of styrene. The nonfluorous C2H4 and MA complexes gave the highest conversions (the turnover number (TON) was 120; the (average) turnover frequency (TOF) amounted to 80 h-1). The fluorous complex gave a significantly lower conversion (TON about 38; TOF 26 h-1) than its nonfluorous counterpart, which is caused by a lower stability of the fluorous complex under the reaction conditions.

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