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4-amino-1-(3-cyano-4,5,6,7-tetrahydrobenzo[b]thiophen-2-yl)-6-hydroxy-1,2-dihydro-2-pyridone-3-carbonitrile is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

515876-41-2

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515876-41-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 515876-41-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,1,5,8,7 and 6 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 515876-41:
(8*5)+(7*1)+(6*5)+(5*8)+(4*7)+(3*6)+(2*4)+(1*1)=172
172 % 10 = 2
So 515876-41-2 is a valid CAS Registry Number.

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