239131-77-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 239131-77-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,3,9,1,3 and 1 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 239131-77:
(8*2)+(7*3)+(6*9)+(5*1)+(4*3)+(3*1)+(2*7)+(1*7)=132
132 % 10 = 2
So 239131-77-2 is a valid CAS Registry Number.
239131-77-2Relevant academic research and scientific papers
Aminoguanidine hydrazone derivatives, process for producing the same and drugs thereof
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Page column 111, (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
