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2-benzoyl-4-(4-methylbenzoyl)-5-phenyl-1-p-tolylpentane-1,5-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1340475-93-5

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1340475-93-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1340475-93-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,4,0,4,7 and 5 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1340475-93:
(9*1)+(8*3)+(7*4)+(6*0)+(5*4)+(4*7)+(3*5)+(2*9)+(1*3)=145
145 % 10 = 5
So 1340475-93-5 is a valid CAS Registry Number.

1340475-93-5Downstream Products

1340475-93-5Relevant academic research and scientific papers

Acid-promoted oxidative methylenation of 1,3-dicarbonyl compounds with DMSO: Application to the three-component synthesis of Hantzsch-type pyridines

Xue, Lulu,Cheng, Guolin,Zhu, Ruifeng,Cui, Xiuling

, p. 44009 - 44012 (2017/09/23)

A highly convergent one-pot synthesis of Hantzsch-type pyridines has been developed based on a three-component annulation of 1,3-dicarbonyl compounds, DMSO, and ammonium salt. A transition-metal-free oxidative methylenation reaction/Hantzsch pyridine synt

Oxidative C(Sp3)-H activation and C-N cleavage of N-methyl amines under transition-metal-free condition for synthesis of methylene-bridged bis-1,3-diketones

Wang, Xiaohu,Wang, Yi,Yuan, Yu,Xing, Chun-Hui

, p. 2195 - 2202 (2014/03/21)

A transition-metal-free oxidative methylenation reaction was developed. Methylene-bridged bis-1,3-dicarbonyl compounds were synthesized by oxidative C(Sp3)-H activation and C-N cleavage of N-methyl amines. This novel reaction avoids the use of

Aerobic oxidation of a tertiary aliphatic amine under visible-light photocatalysis: Facile synthesis of methylene-bridged bis-1,3-dicarbonyl compounds

Yoo, Woo-Jin,Tanoue, Arata,Kobayashi, Shu

, p. 2764 - 2767 (2013/02/22)

Lights, camera, action! An efficient protocol for the formation of methylene-bridged bis-1,3-dicarbonyl compounds has been developed through an aerobic photocatalytic oxidative coupling reaction between 1,3-dicarbonyl compounds and a tertiary aliphatic amine. Copyright

Gold/copper-catalyzed activation of the aci-form of nitromethane in the synthesis of methylene-bridged bis-1,3-dicarbonyl compounds

Balamurugan, Rengarajan,Manojveer, Seetharaman

supporting information; experimental part, p. 11143 - 11145 (2011/11/05)

Activation of the aci-form of nitromethane using Lewis acids for the attack of carbon nucleophiles was studied. 1,3-Dicarbonyl compounds in the presence of catalytic amounts of AuCl3 or Cu(OTf)2 in nitromethane solvent could be converted into methylene-bridged bis-1,3-dicarbonyl compounds.

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