917758-52-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 917758-52-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,1,7,7,5 and 8 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 917758-52:
(8*9)+(7*1)+(6*7)+(5*7)+(4*5)+(3*8)+(2*5)+(1*2)=212
212 % 10 = 2
So 917758-52-2 is a valid CAS Registry Number.
917758-52-2Relevant academic research and scientific papers
PYRIDO(3,2-D)PYRIMIDINES USEFUL FOR TREATING VIRAL INFECTIONS
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Page/Page column 49, (2008/12/06)
Pyrido(3,2-d)pyrimidine derivatives represented by the structural formula (I), wherein: R4 is hydrogen, and R1, R2 and R3 together provide a specific substitution pattern, pharmaceutical acceptable addition salt