547718-83-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 547718-83-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,4,7,7,1 and 8 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 547718-83:
(8*5)+(7*4)+(6*7)+(5*7)+(4*1)+(3*8)+(2*8)+(1*3)=192
192 % 10 = 2
So 547718-83-2 is a valid CAS Registry Number.
547718-83-2Relevant articles and documents
Process for the Preparation of Onium Alkylsulfonates
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Page/Page column 9, (2008/12/08)
The invention relates to a process for the preparation of onium alkylsulfonates by reaction of an onium halide or carboxylate with a symmetrically substituted dialkyl sulfite or with an asymmetrically substituted dialkyl sulfite at temperatures of 50 to 170° C.
