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1,8-Naphthyridine-3-carboxylic acid, 6-ethoxy-1-ethyl-1,4-dihydro-4-oxo-7-(3,3,3-trichloro-2-hydroxypropyl)-, ethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

77016-52-5

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77016-52-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77016-52-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,0,1 and 6 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 77016-52:
(7*7)+(6*7)+(5*0)+(4*1)+(3*6)+(2*5)+(1*2)=125
125 % 10 = 5
So 77016-52-5 is a valid CAS Registry Number.

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