745776-54-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 745776-54-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,4,5,7,7 and 6 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 745776-54:
(8*7)+(7*4)+(6*5)+(5*7)+(4*7)+(3*6)+(2*5)+(1*4)=209
209 % 10 = 9
So 745776-54-9 is a valid CAS Registry Number.
745776-54-9Relevant articles and documents
2-aminopyridine derivatives and combinatorial libraries thereof
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, (2008/06/13)
The present invention relates to novel 2-aminopyridine derivative compounds of the following formula: wherein R1to R5have the meanings provided herein. The invention further relates to combinatorial libraries containing two or more such compounds, as well as methods of preparing 2-aminopyridine derivative compounds.
