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2-[2-(7-methoxy-4,4-dimethyl-1-thioxo-1,4-dihydro-5H-[1,2]dithiolo[3,4-c]quinolin-5-yl)-2-oxoethyl]-1H-isoindole-1,3(2H)-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

331840-78-9

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331840-78-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 331840-78-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,1,8,4 and 0 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 331840-78:
(8*3)+(7*3)+(6*1)+(5*8)+(4*4)+(3*0)+(2*7)+(1*8)=129
129 % 10 = 9
So 331840-78-9 is a valid CAS Registry Number.

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