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5-chloro-2-methoxy-benzoic acid-(1,2,2,2-tetrachloro-ethylamide) is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

748809-89-4

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748809-89-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 748809-89-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,4,8,8,0 and 9 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 748809-89:
(8*7)+(7*4)+(6*8)+(5*8)+(4*0)+(3*9)+(2*8)+(1*9)=224
224 % 10 = 4
So 748809-89-4 is a valid CAS Registry Number.

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