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pyrrole-1,2,5-tricarboxylic acid 1-tert-butyl ester 2,5-dimethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

473401-82-0

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473401-82-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 473401-82-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,7,3,4,0 and 1 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 473401-82:
(8*4)+(7*7)+(6*3)+(5*4)+(4*0)+(3*1)+(2*8)+(1*2)=140
140 % 10 = 0
So 473401-82-0 is a valid CAS Registry Number.

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