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Sodium 2,4-dinitrophenyl sulfide is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

51256-42-9

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51256-42-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 51256-42-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,1,2,5 and 6 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 51256-42:
(7*5)+(6*1)+(5*2)+(4*5)+(3*6)+(2*4)+(1*2)=99
99 % 10 = 9
So 51256-42-9 is a valid CAS Registry Number.

51256-42-9Relevant academic research and scientific papers

Diaryl Sulfide Cleavage by Sodium Sulfide in Dipolar Aprotic Solvents

Evans, Thomas L.,Kinnard, Richard D.

, p. 2496 - 2499 (1983)

The interaction of sodium sulfide with diaryl sulfides that possess electron-withdrawing substituents (e. g., cyano or nitro) on the aromatic rings results in cleavage of the thioether and the formation of sodium aryl sulfides in dipolar aprotic solvents.Exchange reactions between these diaryl sulfides and sodium aryl sulfides are also observed in dipolar aprotic solvents.The cleavage and exchange reactions were employed to prepare mixed diaryl or alkyl aryl sulfides from symmetrical diaryl sulfides.

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