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1128193-20-3

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1128193-20-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1128193-20-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,2,8,1,9 and 3 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1128193-20:
(9*1)+(8*1)+(7*2)+(6*8)+(5*1)+(4*9)+(3*3)+(2*2)+(1*0)=133
133 % 10 = 3
So 1128193-20-3 is a valid CAS Registry Number.

1128193-20-3Downstream Products

1128193-20-3Relevant articles and documents

Palladium-Catalyzed Decarboxylative Ortho-Ethoxycarbonylation of O-Methyl Ketoximes and 2-Arylpyridines with Potassium Oxalate Monoester

Li, Zhong-Yuan,Wang, Guan-Wu

supporting information, p. 4866 - 4869 (2015/10/12)

A novel method for introducing an ester group via palladium-catalyzed ligand-directed C-H activation has been explored. The ortho-ethoxycarbonylation of O-methyl ketoximes proceeded smoothly with the nontoxic and easily handled reagent potassium oxalate monoester, affording the desired products in moderate to good yields. Furthermore, pyridine could also be employed as a directing group to obtain similar results in this transformation.

New reactivity of oxaziridine: Pd(II)-catalyzed aromatic C-H ethoxycarbonylation via C-C bond cleavage

Peng, Xingao,Zhu, Yingguang,Ramirez, Thomas A.,Zhao, Baoguo,Shi, Yian

supporting information; experimental part, p. 5244 - 5247 (2011/12/04)

A novel Pd(II)-catalyzed aromatic C-H ethoxycarbonylation with oxaziridine involving C-C bond cleavage is described. Various aromatic 2-phenylpyridines and related compounds as well as aryl ureas can be effectively ethoxycarbonylated. A catalytic cycle in

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