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1258792-57-2

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1258792-57-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1258792-57-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,5,8,7,9 and 2 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1258792-57:
(9*1)+(8*2)+(7*5)+(6*8)+(5*7)+(4*9)+(3*2)+(2*5)+(1*7)=202
202 % 10 = 2
So 1258792-57-2 is a valid CAS Registry Number.

1258792-57-2Downstream Products

1258792-57-2Relevant articles and documents

Palladium-catalyzed decarboxylative coupling of quinolinone-3-carboxylic acids and related heterocyclic carboxylic acids with (Hetero)aryl halides

Messaoudi, Samir,Brion, Jean-Daniel,Alami, Mouad

supporting information; experimental part, p. 1496 - 1499 (2012/05/20)

An efficient and practical decarboxylative cross-coupling reaction of quinolin-4(1H)-one 3-carboxylic acids with (hetero)aryl halides has been established. Under a bimetallic system of PdBr2 and silver carbonate, the protocol proved to be general, and a variety of 3-(hetero)aryl 4-quinolinones and related heterocycles, such as 3-aryl-1,8-naphthyridin-4(1H)- ones, 3-arylcoumarins, 3-arylquinolin-2(1H)-ones, and 2-arylchromones, can be prepared in good to excellent yields.

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