188015-78-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 188015-78-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,8,0,1 and 5 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 188015-78:
(8*1)+(7*8)+(6*8)+(5*0)+(4*1)+(3*5)+(2*7)+(1*8)=153
153 % 10 = 3
So 188015-78-3 is a valid CAS Registry Number.
188015-78-3Relevant articles and documents
A versatile synthesis of acridine-1,9-diones
Chen, Junjie,Deady, Leslie W.
, p. 95 - 106 (1997)
Alkylation of ethyl 2-(4-oxo-1,4-dihydroquinolin-2-yl)acetate by Michael addition with various alkenes has been carried out. The C-α alkylated intermediates so formed can be cyclized with hot polyphosphoric acid to acridine-1,9-diones.
