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20153-24-6

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20153-24-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 20153-24-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,1,5 and 3 respectively; the second part has 2 digits, 2 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 20153-24:
(7*2)+(6*0)+(5*1)+(4*5)+(3*3)+(2*2)+(1*4)=56
56 % 10 = 6
So 20153-24-6 is a valid CAS Registry Number.

20153-24-6Relevant articles and documents

Silica sulfuric acid as a highly efficient catalyst for the synthesis of diarylacetic acids

Moore, Desiree L.,Denton, Allison E.,Kohinke, Rose M.,Craig, Brandon R.,Brenzovich, William E.

supporting information, p. 604 - 612 (2016/07/06)

ABSTRACT: An efficient heterogeneous method for the synthesis of diarylacetic acids was developed utilizing silica sulfuric acid as a catalyst. The reaction is highly efficient with a small amount of catalyst for the combination of a variety of electron-n

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