52505-21-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 52505-21-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,2,5,0 and 5 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 52505-21:
(7*5)+(6*2)+(5*5)+(4*0)+(3*5)+(2*2)+(1*1)=92
92 % 10 = 2
So 52505-21-2 is a valid CAS Registry Number.
52505-21-2Relevant academic research and scientific papers
4-Aryl or hetero-6-amino-3,4-dihydropyrid-2-one-3,5-dicarboxylic acid ester
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, (2008/06/13)
3,4-Dihydropyridones of the formula SPC1 Wherein R1 is hydrogen, straight or branched chain alkyl, or --COOR' wherein R' is a straight, branched or cyclic, saturated or unsaturated hydrocarbon or said hydrocarbon interrupted by 1 or 2 oxygen at
