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Hexanoic acid (R)-2-(tert-butyl-dimethyl-silanyloxy)-1-[12-(naphthalen-2-yloxy)-dodecyloxymethyl]-ethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

207981-80-4

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207981-80-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 207981-80-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,0,7,9,8 and 1 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 207981-80:
(8*2)+(7*0)+(6*7)+(5*9)+(4*8)+(3*1)+(2*8)+(1*0)=154
154 % 10 = 4
So 207981-80-4 is a valid CAS Registry Number.

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