271575-89-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 271575-89-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,7,1,5,7 and 5 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 271575-89:
(8*2)+(7*7)+(6*1)+(5*5)+(4*7)+(3*5)+(2*8)+(1*9)=164
164 % 10 = 4
So 271575-89-4 is a valid CAS Registry Number.
271575-89-4Relevant academic research and scientific papers
Process for making substituted pyrazoles
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Example 53, (2010/01/30)
This invention relates to a novel process of preparing selected 5-substituted pyrazoles useful as p38 kinase and COX-2 inhibitors.
