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2-(9-bromononyl)-5,6-dimethoxy-1-oxo-indan-2-carboxylic acid ethyl ester is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1421022-32-3

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1421022-32-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1421022-32-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,1,0,2 and 2 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1421022-32:
(9*1)+(8*4)+(7*2)+(6*1)+(5*0)+(4*2)+(3*2)+(2*3)+(1*2)=83
83 % 10 = 3
So 1421022-32-3 is a valid CAS Registry Number.

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