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4-(4-chloro-benzenesulfonyloximethyl)-2,2-dimethyl-[1,3]dioxolane is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

109337-71-5

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109337-71-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 109337-71-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,9,3,3 and 7 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 109337-71:
(8*1)+(7*0)+(6*9)+(5*3)+(4*3)+(3*7)+(2*7)+(1*1)=125
125 % 10 = 5
So 109337-71-5 is a valid CAS Registry Number.
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