97496-39-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 97496-39-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,4,9 and 6 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 97496-39:
(7*9)+(6*7)+(5*4)+(4*9)+(3*6)+(2*3)+(1*9)=194
194 % 10 = 4
So 97496-39-4 is a valid CAS Registry Number.
97496-39-4Relevant articles and documents
Acyl Derivatives of Indazolin-3-one
Anderson, Robert M.
, p. 3933 - 3959 (2007/10/02)
1- and 2-Ethanoyl-, propanoyl-, butanoyl- and benzoylindazolin-3-ones have been prepared and the 2-isomers have been shown to exist in two tautomeric forms.Sulphonylation and further acylation of these compounds are described and some rearrangements in the series are discussed.