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1,8-Naphthyridine-3-carboxylic acid, 6-ethoxy-4-hydroxy-7-methyl-, ethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

73101-81-2

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73101-81-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 73101-81-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,3,1,0 and 1 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 73101-81:
(7*7)+(6*3)+(5*1)+(4*0)+(3*1)+(2*8)+(1*1)=92
92 % 10 = 2
So 73101-81-2 is a valid CAS Registry Number.

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