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methyl 2-(2-methoxy-2-oxoethyl)-5-oxocyclopentanecarboxylate is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

55254-71-2

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55254-71-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 55254-71-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,5,2,5 and 4 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 55254-71:
(7*5)+(6*5)+(5*2)+(4*5)+(3*4)+(2*7)+(1*1)=122
122 % 10 = 2
So 55254-71-2 is a valid CAS Registry Number.

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