54557-88-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 54557-88-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,4,5,5 and 7 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 54557-88:
(7*5)+(6*4)+(5*5)+(4*5)+(3*7)+(2*8)+(1*8)=149
149 % 10 = 9
So 54557-88-9 is a valid CAS Registry Number.
54557-88-9Relevant academic research and scientific papers
6-PHENYL-4,5-DIHYDROPYRIDAZIN-3(2H)-ONE DERIVATIVES AS PDE3A AND PDE3B INHIBITORS FOR TREATING CANCER
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Page/Page column 147; 148; 172; 173, (2019/02/15)
The present invention provides 6-phenyl-4,5-dihydropyridazin-3(2H)- one derivatives of formula (I) : The present invention provides 6-phenyl-4,5-dihydropyridazin-3(2H)- one derivatives of formula (I) :
