239128-43-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 239128-43-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,3,9,1,2 and 8 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 239128-43:
(8*2)+(7*3)+(6*9)+(5*1)+(4*2)+(3*8)+(2*4)+(1*3)=139
139 % 10 = 9
So 239128-43-9 is a valid CAS Registry Number.
239128-43-9Relevant academic research and scientific papers
Aminoguanidine hydrazone derivatives, process for producing the same and drugs thereof
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Page column 75, (2010/11/29)
The present invention is to provide a compound of the formula: wherein the ring A is an optionally substituted 5- to 6-membered aromatic heterocyclic ring, the ring B an optionally substituted 5- to 6-membered aromatic homocyclic ring or an optionally sub
