126936-71-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 126936-71-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,6,9,3 and 6 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 126936-71:
(8*1)+(7*2)+(6*6)+(5*9)+(4*3)+(3*6)+(2*7)+(1*1)=148
148 % 10 = 8
So 126936-71-8 is a valid CAS Registry Number.
126936-71-8Relevant articles and documents
A Convenient Synthesis of 3-Aryl-4-oxo-4,5-dihydrofuroquinolines
Rao, V. Sudhakar,Darbarwar, Malleshwar
, p. 2713 - 2720 (2007/10/02)
Furoquinolines (4a-f) were prepared by a convenient new method involving cyclodehydration of β-ketoethers (3a-f) of quinolones, which were obtained by the reaction of 4-hydroxyquinolin-2(1H)-ones with phenacyl bromides (2).
