1208170-03-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1208170-03-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,0,8,1,7 and 0 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1208170-03:
(9*1)+(8*2)+(7*0)+(6*8)+(5*1)+(4*7)+(3*0)+(2*0)+(1*3)=109
109 % 10 = 9
So 1208170-03-9 is a valid CAS Registry Number.
1208170-03-9Relevant academic research and scientific papers
CHEMICAL COMPOUNDS
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Page/Page column 40-41, (2010/04/03)
The invention is directed to pyrido[4,3-d]pyrimidin-5(6H)-one derivatives. Specifically, the invention is directed to compounds according to Formula (I) wherein R1, R2, R3, and R4 are defined below. The compound