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2-(2-trichloroacetylpyrrol-1-yl)malonic acid diethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

147193-89-3

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147193-89-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 147193-89-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,7,1,9 and 3 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 147193-89:
(8*1)+(7*4)+(6*7)+(5*1)+(4*9)+(3*3)+(2*8)+(1*9)=153
153 % 10 = 3
So 147193-89-3 is a valid CAS Registry Number.

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