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199865-03-7

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  • Ethanone, 1,1',1'',1''',1'''',1'''''-[1,2,3,4,5,6-benzenehexaylhexakis(methyleneoxy-4,1 -phenylene)]hexakis-

    Cas No: 199865-03-7

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199865-03-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 199865-03-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,9,8,6 and 5 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 199865-03:
(8*1)+(7*9)+(6*9)+(5*8)+(4*6)+(3*5)+(2*0)+(1*3)=207
207 % 10 = 7
So 199865-03-7 is a valid CAS Registry Number.

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