52157-13-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 52157-13-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,2,1,5 and 7 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 52157-13:
(7*5)+(6*2)+(5*1)+(4*5)+(3*7)+(2*1)+(1*3)=98
98 % 10 = 8
So 52157-13-8 is a valid CAS Registry Number.
52157-13-8Relevant academic research and scientific papers
2-Amino-1,4-dihydropyridine derivatives
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, (2008/06/13)
2-Amino-1,4-dihydropyridines bearing an ester carbonyl function in the 3-position, being optionally substituted by lower alkyl in the 5-position, and being substituted in the 4- and 6-positions by lower alkyl, phenyl, substituted phenyl or a heterocyclic
