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3-(2-chloro-phenylazo)-2-methyl-quinolin-4-ol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

54946-93-9

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54946-93-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 54946-93-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,9,4 and 6 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 54946-93:
(7*5)+(6*4)+(5*9)+(4*4)+(3*6)+(2*9)+(1*3)=159
159 % 10 = 9
So 54946-93-9 is a valid CAS Registry Number.

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