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(4-nitro-m-phenylenedimethylene)-di-malonic acid tetraethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

681463-09-2

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681463-09-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 681463-09-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,8,1,4,6 and 3 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 681463-09:
(8*6)+(7*8)+(6*1)+(5*4)+(4*6)+(3*3)+(2*0)+(1*9)=172
172 % 10 = 2
So 681463-09-2 is a valid CAS Registry Number.

681463-09-2Relevant academic research and scientific papers

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