98550-75-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 98550-75-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,8,5,5 and 0 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 98550-75:
(7*9)+(6*8)+(5*5)+(4*5)+(3*0)+(2*7)+(1*5)=175
175 % 10 = 5
So 98550-75-5 is a valid CAS Registry Number.
98550-75-5Relevant articles and documents
SUBSTITUTED PYRAZOLO/IMIDAZOLO BICYCLIC COMPOUNDS AS PDE2 INHIBITORS
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Page/Page column 43, (2017/01/09)
The present invention is directed to pyrimidine carboxamide compounds of formula I which are useful as therapeutic agents for the treatment of central nervous system disorders associated with phosphodiesterase 2 (PDE2). The present invention also relates