Cas 452905-62-3,3-methyl-butane-1-sulfonic acid pentafluorophenyl ester

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Check Digit Verification of cas no

The CAS Registry Mumber 452905-62-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,5,2,9,0 and 5 respectively; the second part has 2 digits, 6 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 452905-62:
(8*4)+(7*5)+(6*2)+(5*9)+(4*0)+(3*5)+(2*6)+(1*2)=153
153 % 10 = 3
So 452905-62-3 is a valid CAS Registry Number.

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452905-62-3Relevant articles and documents

A new route to sulfonamides via intermolecular radical addition to pentafluorophenyl vinylsulfonate and subsequent aminolysis

Caddick, Stephen,Wilden, Jonathan D.,Bush, Hannah D.,Wadman, Sjoerd N.,Judd, Duncan B.

, p. 2549 - 2551 (2002)

(Matrix presented) Various radical species generated from either the corresponding iodo-or bromo-compounds and tri-n-butyltin hydride were added in an intermolecular fashion to the activated acceptor pentafluorophenyl vinylsulfonate. The products of each

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452905-62-3