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Benzo[b]thiophene-2-carboxylic acid, 3-amino-, monopotassium salt is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

40139-58-0

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40139-58-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 40139-58-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,1,3 and 9 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 40139-58:
(7*4)+(6*0)+(5*1)+(4*3)+(3*9)+(2*5)+(1*8)=90
90 % 10 = 0
So 40139-58-0 is a valid CAS Registry Number.

40139-58-0Upstream product

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