898804-93-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 898804-93-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,9,8,8,0 and 4 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 898804-93:
(8*8)+(7*9)+(6*8)+(5*8)+(4*0)+(3*4)+(2*9)+(1*3)=248
248 % 10 = 8
So 898804-93-8 is a valid CAS Registry Number.
898804-93-8Relevant academic research and scientific papers
Triazolophthalazines
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Page/Page column 13, (2009/01/24)
The compounds of formula (I) in which R1, R2 and R3 have the meanings as given in the description are novel effective PDE2 inhibitors.
