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(3-ethyl-4-methyl-2-oxo-2H-1-benzopyran-7-yloxy)acetic acid hydrazide is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1592003-43-4

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1592003-43-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1592003-43-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,9,2,0,0 and 3 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1592003-43:
(9*1)+(8*5)+(7*9)+(6*2)+(5*0)+(4*0)+(3*3)+(2*4)+(1*3)=144
144 % 10 = 4
So 1592003-43-4 is a valid CAS Registry Number.

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