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[9,9']Biphenanthrenyl-10,10'-diol; compound with 2-chloro-propionic acid methyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

121769-68-4

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121769-68-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 121769-68-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,1,7,6 and 9 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 121769-68:
(8*1)+(7*2)+(6*1)+(5*7)+(4*6)+(3*9)+(2*6)+(1*8)=134
134 % 10 = 4
So 121769-68-4 is a valid CAS Registry Number.

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