7469-85-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 7469-85-4 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,4,6 and 9 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 7469-85:
(6*7)+(5*4)+(4*6)+(3*9)+(2*8)+(1*5)=134
134 % 10 = 4
So 7469-85-4 is a valid CAS Registry Number.
InChI:InChI=1/C18H12N2O/c21-18(13-6-5-11-19-12-13)20-16-9-3-1-7-14(16)15-8-2-4-10-17(15)20/h1-12H
7469-85-4Relevant articles and documents
A versatile route to benzocanthinones
Markgraf, J. Hodge,Dowst, Adrian A.,Hensley, Laurel A.,Jakobsche, Charles E.,Kaltner, Cindy J.,Webb, Peter J.,Zimmerman, Patrick W.
, p. 9102 - 9110 (2005)
Benzocanthinone (1) and five analogs (10, 12-15) were prepared by radical-induced cyclizations of halo N-aroyl derivatives of β-carboline and carbazole.