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66549-53-9

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66549-53-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 66549-53-9 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 3 respectively.
Calculate Digit Verification of CAS Registry Number 66549-53:
(7*6)+(6*6)+(5*5)+(4*4)+(3*9)+(2*5)+(1*3)=159
159 % 10 = 9
So 66549-53-9 is a valid CAS Registry Number.

66549-53-9Downstream Products

66549-53-9Relevant articles and documents

Synthesis and Anxiolytic Activity of 6-(Substituted-phenyl)-1,2,4-triazolopyridazines

Albright, J. D.,Moran, D. B.,Wright, W. B.,Collins, J. B.,Beer, B.,et al.

, p. 592 - 600 (2007/10/02)

The synthesis of a series of 6-(substituted-phenyl)-1,2,4-triazolopyridazines (VIII) is reported.Some of these derivatives show activity in tests predictive of anxiolytic activity (a) protection against pentylenetetrazole-induced convulsions; (b)

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