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142832-29-9

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142832-29-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 142832-29-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,8,3 and 2 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 142832-29:
(8*1)+(7*4)+(6*2)+(5*8)+(4*3)+(3*2)+(2*2)+(1*9)=119
119 % 10 = 9
So 142832-29-9 is a valid CAS Registry Number.

142832-29-9Relevant articles and documents

Pd-catalyzed decarboxylative cross-coupling of 2-carboxyazine N-oxides with various (hetero)aryl halides

Rouchet, Jean-Baptiste,Schneider, Cedric,Spitz, Cedric,Lefevre, Johan,Dupas, George,Fruit, Corinne,Hoarau, Christophe

supporting information, p. 3610 - 3615 (2014/04/03)

Decarboxylative cross-coupling reactions of substituted 2-carboxyazine N-oxides, with a variety of (hetero)aryl halides, by bimetallic Pd 0/CuI and Pd0/AgI catalysis are reported. Two possible pathways, a conven

2-HALOGENPYRIDINECARBOXYLIC ACID N-OXIDES

Puszko, A.,Talik, Z.

, p. 1427 - 1430 (2007/10/02)

2-Halogenpyridinecarboxylic acid N-oxides were synthesized by oxidation of 2-halogenpicoline N-oxides with potassium permanganate in aqueous solution at room temperature.Their structures were confirmed by IR spectra.The halogen present in position 2 as well as the N-oxide group decrease the pyridine ring resistance to oxidation.

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