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125258-42-6

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125258-42-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 125258-42-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,5,2,5 and 8 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 125258-42:
(8*1)+(7*2)+(6*5)+(5*2)+(4*5)+(3*8)+(2*4)+(1*2)=116
116 % 10 = 6
So 125258-42-6 is a valid CAS Registry Number.

125258-42-6Relevant articles and documents

Addition of trifluoromethanethio- and trifluoromethaneseleno-sulfonates to olefins. Synthesis of vinyl triflones

Billard, Thierry,Langlois, Bernard R.

, p. 8065 - 8074 (2007/10/03)

Trifluoromethanethio- and trifluoromethaneselenosulfonates are strong electrophilic reagents which add rapidly to olefins to deliver β-sulfenyl and β-selenyl triflones. These products are converted in high yields to vinyl triflones by different techniques

A new route to thio- and selenosulfonates from disulfides and diselenides. Application to the synthesis of new thio- and selenoesters of triflic acid

Billard, Thierry,Langlois, Bernard R.,Large, Sylvie,Anker, Daniel,Roidot, Nathalie,Roure, Philippe

, p. 7545 - 7550 (2007/10/03)

Alkyl and aryl trifluoromethanethiosulfonates1 (or selenosulfonates) were prepared in one step either from alkyl and aryl sulfenyl (or selenenyl) chlorides and sodium trifluoromethanesulfinate (3) or, more generally, from disulfides (or diselenides), 3, and bromine. The second method involved trifluoromethanesulfonyl bromide as key intermediate. Benzenethiosulfonates were obtained in a similar way from disulfides, benzenesulfinate, and bromine but benzeneselenosulfonates could not be obtained by the same method from diselenides.

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