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151330-38-0

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151330-38-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 151330-38-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,1,3,3 and 0 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 151330-38:
(8*1)+(7*5)+(6*1)+(5*3)+(4*3)+(3*0)+(2*3)+(1*8)=90
90 % 10 = 0
So 151330-38-0 is a valid CAS Registry Number.

151330-38-0Downstream Products

151330-38-0Relevant articles and documents

Silica gel-mediated catalyst-free and solvent-free Michael addition of 1,3-dicarbonyl compounds to highly toxic methyl vinyl ketone without volatilization

Tanemura, Kiyoshi,Rohand, Taoufik

, (2020)

Silica gel-mediated Michael addition of 1,3-dicarbonyl compounds to methyl vinyl ketone (MVK) and ethyl vinyl ketone (EVK) was carried out to give the corresponding adducts in quite excellent yields. The reactions could be carried out without any catalysts and solvents. In addition, highly toxic MVK and EVK could be employed without significant volatilization. Silica gel could be recycled five times without the decrease of the yields.

Polymer-incarcerated gold-palladium nanoclusters with boron on carbon: A mild and efficient catalyst for the sequential aerobic oxidation-Michael addition of 1,3-dicarbonyl compounds to allylic alcohols

Yoo, Woo-Jin,Miyamura, Hiroyuki,Kobayashi, Shu

supporting information; experimental part, p. 3095 - 3103 (2011/04/25)

We have developed a polymer-incarcerated bimetallic Au-Pd nanocluster and boron as a catalyst for the sequential oxidation-addition reaction of 1,3-dicarbonyl compounds with allylic alcohols. The desired tandem reaction products were obtained in good to excellent yields under mild conditions with broad substrate scope. In the course of our studies, we discovered that the excess reducing agent, sodium borohydride, reacts with the polymer backbone to generate an immobilized tetravalent boron catalyst for the Michael reaction. In addition, we found bimetallic Au-Pd nanoclusters to be particularly effective for the aerobic oxidation of allylic alcohols under base- and water-free conditions. The ability to conduct the reaction under relatively neutral and anhydrous conditions proved to be key in maintaining good catalyst activity during recovery and reuse of the catalyst. Structural characterization (STEM, EDS, SEM, and N2 absorption/desorption isotherm) of the newly prepared PI/CB-Au/Pd/B was performed and compared to PI/CB-Au/Pd. We found that while boron was important for the Michael addition reaction, it was found to alter the structural profile of the polymer-carbon black composite material to negatively affect the allylic oxidation reaction.

Neutral Lewis bases as activators of molecular sieves in the conjugate addition of 1,3-dicarbonyl compounds

Villano, Rosaria,Scettri, Arrigo

, p. 757 - 760 (2007/10/03)

The catalytic properties of 3 A molecular sieves in the promotion of Michael addition of 1,3-dicarbonyl compounds are significantly improved by activation with several neutral Lewis bases. Comparable efficiency can be observed under solvent-free condition

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