72457-42-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 72457-42-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,4,5 and 7 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 72457-42:
(7*7)+(6*2)+(5*4)+(4*5)+(3*7)+(2*4)+(1*2)=132
132 % 10 = 2
So 72457-42-2 is a valid CAS Registry Number.
72457-42-2Relevant academic research and scientific papers
Quaternary ammonium antiarrhythmic drugs
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, (2008/06/13)
Quaternary ammonium salts of certain phenylbutylamines are useful antiarrhythmic drugs. A method for treating arrhythmia and prolonging the action potential of cardiac tissue is provided. Pharmaceutical formulations containing such quaternary ammonium salts are disclosed.
