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DDAO galactoside [9H-(1,3-Dichloro-9, 9-diMethylacridin-2-one-7-yl) β-D-galactopyranoside] is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

503178-95-8

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503178-95-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 503178-95-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,0,3,1,7 and 8 respectively; the second part has 2 digits, 9 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 503178-95:
(8*5)+(7*0)+(6*3)+(5*1)+(4*7)+(3*8)+(2*9)+(1*5)=138
138 % 10 = 8
So 503178-95-8 is a valid CAS Registry Number.

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