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888021-88-3

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888021-88-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 888021-88-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,8,8,0,2 and 1 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 888021-88:
(8*8)+(7*8)+(6*8)+(5*0)+(4*2)+(3*1)+(2*8)+(1*8)=203
203 % 10 = 3
So 888021-88-3 is a valid CAS Registry Number.

888021-88-3Relevant articles and documents

Rapid conversion of hindered arylsulfonates to alkyl chlorides with retention of configuration

Lepore, Salvatore D.,Bhunia, Anjan K.,Mondal, Deboprosad,Cohn, Pamela C.,Lefkowitz, Craig

, p. 3285 - 3286 (2007/10/03)

Arylsulfonates of hindered secondary alcohols are converted to the corresponding alkyl chlorides very rapidly and in good yields in the presence of titanium tetrachloride at low temperatures. These reactions proceed with exclusive retention of configuration.

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