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Thieno[2,3-b]pyridin-5-amine, N-(phenylmethyl)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

21344-41-2

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21344-41-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 21344-41-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,1,3,4 and 4 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 21344-41:
(7*2)+(6*1)+(5*3)+(4*4)+(3*4)+(2*4)+(1*1)=72
72 % 10 = 2
So 21344-41-2 is a valid CAS Registry Number.

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