642443-06-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 642443-06-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,4,2,4,4 and 3 respectively; the second part has 2 digits, 0 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 642443-06:
(8*6)+(7*4)+(6*2)+(5*4)+(4*4)+(3*3)+(2*0)+(1*6)=139
139 % 10 = 9
So 642443-06-9 is a valid CAS Registry Number.
642443-06-9Relevant academic research and scientific papers
2,5-substituted pyrimidine derivatives-CCR-3 receptor antagonists
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Page/Page column 28-29, (2010/02/05)
This invention relates to certain pyrimidine derivatives that are CCR-3 receptor antagonists, pharmaceutical compositions containing them, methods for their use and methods for preparing these compounds.
