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333998-12-2

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333998-12-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 333998-12-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,3,9,9 and 8 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 333998-12:
(8*3)+(7*3)+(6*3)+(5*9)+(4*9)+(3*8)+(2*1)+(1*2)=172
172 % 10 = 2
So 333998-12-2 is a valid CAS Registry Number.

333998-12-2Downstream Products

333998-12-2Relevant articles and documents

Selective fluorination by halogen exchange of chlorodiazines and chloropyridines promoted by the 'proton sponge' - Triethylamine tris(hydrogen fluoride) system

Darabantu, Mircea,Lequeux, Thierry,Pommelet, Jean-Claude,Plé, Nelly,Turck, Alain

, p. 739 - 750 (2001)

The 'proton sponge' - triethylamine tris(hydrogen fluoride) mixtures provide a mild and efficient fluorinating reagent to introduce selectively fluorine atoms by halogen exchange into chlorodiazines and chloronitropyridine series.

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