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butyl 4-(1H-pyrrol-1-yl)benzoate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

428822-97-3

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428822-97-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 428822-97-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,2,8,8,2 and 2 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 428822-97:
(8*4)+(7*2)+(6*8)+(5*8)+(4*2)+(3*2)+(2*9)+(1*7)=173
173 % 10 = 3
So 428822-97-3 is a valid CAS Registry Number.

428822-97-3Downstream Products

428822-97-3Relevant academic research and scientific papers

Palladium-catalyzed carbonylation of aryl tosylates and mesylates

Munday, Rachel H.,Martinelli, Joseph R.,Buchwald, Stephen L.

, p. 2754 - 2755 (2008/09/19)

A general protocol for the palladium-catalyzed carbonylation of aryl tosylates and mesylates to form esters has been developed using a catalyst system derived from Pd(OAc)2 and the bulky, bidentate dcpp ligand. The system operates under mild conditions: atmospheric CO pressure and temperatures of 80-110 °C. A broad substrate scope has been demonstrated allowing carbonylation of electron-rich, electron-poor, and heterocyclic tosylates and mesylates, and the reaction shows wide functional group tolerance. Copyright

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