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Naphthalene-2-sulfonic acid (S)-2-((S)-2,2-dimethyl-[1,3]dioxolan-4-yl)-2-hydroxy-ethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

128142-59-6

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128142-59-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 128142-59-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,1,4 and 2 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 128142-59:
(8*1)+(7*2)+(6*8)+(5*1)+(4*4)+(3*2)+(2*5)+(1*9)=116
116 % 10 = 6
So 128142-59-6 is a valid CAS Registry Number.

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