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1-ethyl-4,5-dimethoxy-2-nitro-benzene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

343930-61-0

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343930-61-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 343930-61-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,4,3,9,3 and 0 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 343930-61:
(8*3)+(7*4)+(6*3)+(5*9)+(4*3)+(3*0)+(2*6)+(1*1)=140
140 % 10 = 0
So 343930-61-0 is a valid CAS Registry Number.

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