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130774-55-9

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130774-55-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 130774-55-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,0,7,7 and 4 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 130774-55:
(8*1)+(7*3)+(6*0)+(5*7)+(4*7)+(3*4)+(2*5)+(1*5)=119
119 % 10 = 9
So 130774-55-9 is a valid CAS Registry Number.

130774-55-9Relevant articles and documents

THE SYNTHESIS, SOLVOLYSIS AND REARRANGEMENT OF BENZYL TRIFLUOROMETHANESULFINATES

Braverman, Samuel,Manor, Haim

, p. 357 - 365 (2007/10/02)

The synthesis and reactivity of benzyl trifluoromethanesulfinates have been investigated.These esters are easily and almost quantitatively obtained by selective oxidation of the corresponding sulfenates.A study of their behavior has revealed some unique features.In sharp contrast to benzyl arenesulfinates, which undergo ethanolysis with complete sulfur-oxygen bond fission, the corresponding trifluoromethanesulfinates undergo ethanolysis with exclusive carbon-oxygen bond fission, and with a rate enhancement by a factor of 6 powers of ten.The unusual high reactivity of these esters, comparable to that of the corresponding tosylates, is discussed.A kinetic study of the solvent and substituents effects on the rate of solvolysis has been performed.Also in contrast with benzyl arenesulfinates, these esters undergo facile rearrangement to sulfone on heating in polar nonhydroxylic solvents such as acetonitrile, in high yields.The mechanisms of solvolysis and rearrangement are discussed.

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