102787-53-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 102787-53-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,2,7,8 and 7 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 102787-53:
(8*1)+(7*0)+(6*2)+(5*7)+(4*8)+(3*7)+(2*5)+(1*3)=121
121 % 10 = 1
So 102787-53-1 is a valid CAS Registry Number.
102787-53-1Relevant 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.