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N'-cyclohexylidene-4-methyl-N-phenylbenzene-1-sulfonohydrazide is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

27749-01-5

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27749-01-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 27749-01-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,7,7,4 and 9 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 27749-01:
(7*2)+(6*7)+(5*7)+(4*4)+(3*9)+(2*0)+(1*1)=135
135 % 10 = 5
So 27749-01-5 is a valid CAS Registry Number.

27749-01-5Relevant academic research and scientific papers

The benzyne Fischer-indole reaction

McAusland, Donald,Seo, Sangwon,Pintori, Didier G.,Finlayson, Jonathan,Greaney, Michael F.

, p. 3667 - 3669 (2011/09/16)

A new approach to the Fischer-indole synthesis is reported that uses the reactive intermediate benzyne. The addition of N-tosyl hydrazones to arynes, generated through fluoride activation of 2-(trimethylsilyl)phenyl triflate precursors, leads to efficient

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