557101-46-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 557101-46-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,5,7,1,0 and 1 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 557101-46:
(8*5)+(7*5)+(6*7)+(5*1)+(4*0)+(3*1)+(2*4)+(1*6)=139
139 % 10 = 9
So 557101-46-9 is a valid CAS Registry Number.
557101-46-9Relevant academic research and scientific papers
Pyrido [2,1-a] isoquinoline derivatives
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, (2008/06/13)
The present invention provides compounds of formula (I) wherein R1, R2, R3, R4, R5 and R6 are as defined in the specification, and pharmaceutically acceptable salts thereof. The compounds a
