PROCESS

Compounds of formula I, V, VI and II, and processes for their preparation, wherein R1, R2 and R3 are the same or different and signify hydrogens, halogens, alkyl, alkyloxy, hydroxy, nitro, alkylcarbonylamino, alkylamino or dialkylamino group; and R4 is alkyl or aryl. There is also provided a process...

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Bibliographic Details
Main Authors BROADBELT, BRIAN, BELIAEV, ALEXANDER, LEARMONTH, DAVID
Format Patent
LanguageEnglish
French
Published 22.05.2009
Subjects
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Summary:Compounds of formula I, V, VI and II, and processes for their preparation, wherein R1, R2 and R3 are the same or different and signify hydrogens, halogens, alkyl, alkyloxy, hydroxy, nitro, alkylcarbonylamino, alkylamino or dialkylamino group; and R4 is alkyl or aryl. There is also provided a process for preparing a compound of formula B from the compounds of formula V and I.
Bibliography:Application Number: CA20082705512