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2,6,3',5'-tetrahydroxy-biphenyl-4-carboxylic acid ethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

745026-75-9

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745026-75-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 745026-75-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,4,5,0,2 and 6 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 745026-75:
(8*7)+(7*4)+(6*5)+(5*0)+(4*2)+(3*6)+(2*7)+(1*5)=159
159 % 10 = 9
So 745026-75-9 is a valid CAS Registry Number.

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