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N,N-Dimethyl-4-<5-nitro-2-(trifluormethylsulfonyloxy)pheylazo>benzolamin is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

99230-05-4

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99230-05-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 99230-05-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,9,2,3 and 0 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 99230-05:
(7*9)+(6*9)+(5*2)+(4*3)+(3*0)+(2*0)+(1*5)=144
144 % 10 = 4
So 99230-05-4 is a valid CAS Registry Number.

99230-05-4Downstream Products

99230-05-4Relevant academic research and scientific papers

(Trifluoromethylsulfonyloxy)arenediazonium Salts from Quinoid Diazoketones and Trifluoromethanesulfonic Anhydride

Maas, Gerhard,Tretter, Andreas

, p. 1866 - 1873 (2007/10/02)

O-Sulfonylation of the o- or p-quinoid diazoketones 1a-c or 3a-c, respectively, with trifluoromethanesulfonic anhydride yields o- or p-(trifluoromethylsulfonyloxy)arenediazonium salts, respectively.The heterocyclic α-diazocarbonyl compounds 5a,b react analogously.As all (trifluoromethylsulfonyloxy)arenediazonium salts are hydrolyzed easily, azo coupling reactions have to be performed in a nonaqueous solvent.

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