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4-Nitro-phenylamine; compound with trifluoro-acetic acid is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

14490-20-1

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14490-20-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 14490-20-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,4,4,9 and 0 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 14490-20:
(7*1)+(6*4)+(5*4)+(4*9)+(3*0)+(2*2)+(1*0)=91
91 % 10 = 1
So 14490-20-1 is a valid CAS Registry Number.

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