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Ethanone, 1-(2-chloro-1-cyclopenten-1-yl)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

16111-82-3

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16111-82-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 16111-82-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,6,1,1 and 1 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 16111-82:
(7*1)+(6*6)+(5*1)+(4*1)+(3*1)+(2*8)+(1*2)=73
73 % 10 = 3
So 16111-82-3 is a valid CAS Registry Number.

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