549521-39-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 549521-39-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,4,9,5,2 and 1 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 549521-39:
(8*5)+(7*4)+(6*9)+(5*5)+(4*2)+(3*1)+(2*3)+(1*9)=173
173 % 10 = 3
So 549521-39-3 is a valid CAS Registry Number.
549521-39-3Relevant academic research and scientific papers
1,3-Disubstituted-2-thioxo-imidazolidine-4,5-diones as potassium channel openers
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, (2008/06/13)
Compounds of Formula I are provided: wherein: R is lower alkyl or branched lower alkyl; and Ar is phenyl, phenyl substituted with one or more of halogen, lower alkyl, lower alkoxy, lower alkylthio, lower alkylamino, cyano, or perfluoroalkoxy, or a heteroa
