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4(S)-4-Ethyl-4-hydroxy-7-[7-chloro-9-(4-methylpiperazin-1-ylmethyl)-2,3-dihydro-[1,4]dioxino[2,3-g]quinolin-8-ylmethyl]-4,7-dihydro-1H-pyrano[3,4-c]pyridine-3,8-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

195144-41-3

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195144-41-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 195144-41-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,5,1,4 and 4 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 195144-41:
(8*1)+(7*9)+(6*5)+(5*1)+(4*4)+(3*4)+(2*4)+(1*1)=143
143 % 10 = 3
So 195144-41-3 is a valid CAS Registry Number.

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