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134516-57-7

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134516-57-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 134516-57-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,4,5,1 and 6 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 134516-57:
(8*1)+(7*3)+(6*4)+(5*5)+(4*1)+(3*6)+(2*5)+(1*7)=117
117 % 10 = 7
So 134516-57-7 is a valid CAS Registry Number.

134516-57-7Downstream Products

134516-57-7Relevant articles and documents

Transamidation of carboxamides with amines over nanosized zeolite beta under solvent-free conditions

Durgaiah, Chevella,Naresh, Mameda,Swamy, Peraka,Srujana, Kodumuri,Rammurthy, Banothu,Narender, Nama

, p. 29 - 32 (2016)

A highly efficient approach to transamidation of carboxamides with amines over nanosized zeolite beta under solvent-free conditions has been successfully demonstrated. Transamidation of a variety of amides with amines produced the respective N-alkyl amides in moderate to excellent yields.

Reductive N-alkylation of primary amides using nickel-nanoparticles

Alenad, Asma M.,Alshammari, Ahmad S.,Jagadeesh, Rajenahally V.,Murugesan, Kathiravan,Sohail, Manzar

, (2021/11/22)

Here we report Ni-nanoparticles as reusable catalysts for reductive N-alkylation of amides. These Ni-nanoparticles based catalysts have been prepared by the template synthesis of tartaric acid and 2-methyl imidazole ligated Ni-complex on SiO2 and subsequent pyrolysis under argon. Applying optimal Ni-nanostructured catalyst, N-alkylation of aromatic and heterocyclic primary amides with different aldehydes in presence of molecular hydrogen was performed to access structurally diverse N-alkylated amides in good to excellent yields. In addition, the applicability of this N-alkylation protocol has been demonstrated for the selective functionalization of primary amide group in Levetiracetam drug.

Visible-Light Photoredox-Catalyzed Amidation of Benzylic Alcohols

Gaspa, Silvia,Farina, Andrea,Tilocca, Mariella,Porcheddu, Andrea,Pisano, Luisa,Carraro, Massimo,Azzena, Ugo,De Luca, Lidia

, p. 11679 - 11687 (2020/10/23)

A new photocatalyzed route to amides from alcohols and amines mediated by visible light is presented. The reaction is carried out in ethyl acetate as a solvent. Ethyl acetate can be defined a green and bio-based solvent. The starting materials such as the energy source are easily available, stable, and inexpensive. The reaction has shown to be general and high yielding.

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