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N-phenylethynyl-N-(2-phenyl-2-propenyl)-p-toluenesulfonamide is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1026133-75-4

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1026133-75-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1026133-75-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,6,1,3 and 3 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1026133-75:
(9*1)+(8*0)+(7*2)+(6*6)+(5*1)+(4*3)+(3*3)+(2*7)+(1*5)=104
104 % 10 = 4
So 1026133-75-4 is a valid CAS Registry Number.

1026133-75-4Relevant academic research and scientific papers

Silylcupration and copper-catalyzed carbomagnesiation of ynamides: Application to aza-Claisen rearrangement

Yasui, Hiroto,Yorimitsu, Hideki,Oshima, Koichiro

, p. 373 - 379 (2008)

Treatment of ynamides with silylcopper reagents resulted in silylcupration to afford (E)-ss-silylenamides, after protonolysis, in good yields with high regio- and stereoselectivity. Reaction of ynamides having an allyl group on the nitrogen with Grignard reagents in the presence of a copper catalyst resulted in carbomagnesiation across the alkynyl unit and subsequent heating provided 4-pentenenitriles via aza-Claisen rearrangement.

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