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1-[2-(4-Chloro-phenyl)-1,1-dioxo-2,3-dihydro-1H-1λ6-benzo[b]thiophen-3-yl]-4-methyl-piperazine is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

51971-20-1

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51971-20-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 51971-20-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,1,9,7 and 1 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 51971-20:
(7*5)+(6*1)+(5*9)+(4*7)+(3*1)+(2*2)+(1*0)=121
121 % 10 = 1
So 51971-20-1 is a valid CAS Registry Number.

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