66549-57-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 66549-57-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,6,5,4 and 9 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 66549-57:
(7*6)+(6*6)+(5*5)+(4*4)+(3*9)+(2*5)+(1*7)=163
163 % 10 = 3
So 66549-57-3 is a valid CAS Registry Number.
66549-57-3Relevant academic research and scientific papers
6-Phenyl-1,2,4-triazolo[4,3-b]pyridazine hypotensive agents
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, (2008/06/13)
This disclosure describes novel substituted 6-phenyl-1,2,4-triazolo[4,3-b]pyridazines useful as hypotensive agents.
