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1. EP3045461 - Processes for preparing dolutegravir and analogues thereof

Office
European Patent Office
Application Number 15151449
Application Date 16.01.2015
Publication Number 3045461
Publication Date 20.07.2016
Publication Kind A1
IPC
C07D 498/14
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
DHETEROCYCLIC COMPOUNDS
498Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and oxygen atoms as the only ring hetero atoms
12in which the condensed system contains three hetero rings
14Ortho-condensed systems
CPC
A61K 31/4355
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
KPREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
31Medicinal preparations containing organic active ingredients
33Heterocyclic compounds
395having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
435having six-membered rings with one nitrogen as the only ring hetero atom
4353ortho- or peri-condensed with heterocyclic ring systems
4355the heterocyclic ring system containing a five-membered ring having oxygen as a ring hetero atom
A61K 31/421
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
KPREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
31Medicinal preparations containing organic active ingredients
33Heterocyclic compounds
395having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
41having five-membered rings with two or more ring hetero atoms, at least one of which being nitrogen, e.g. tetrazole
42Oxazoles
4211,3-Oxazoles, e.g. pemoline, trimethadione
A61K 31/4985
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
KPREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
31Medicinal preparations containing organic active ingredients
33Heterocyclic compounds
395having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
495having six-membered rings with two ; or more; nitrogen atoms as the only ring heteroatoms, e.g. piperazine ; or tetrazines
4985Pyrazines or piperazines ortho- or peri-condensed with heterocyclic ring systems
C07D 498/14
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
DHETEROCYCLIC COMPOUNDS
498Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and oxygen atoms as the only ring hetero atoms
12in which the condensed system contains three hetero rings
14Ortho-condensed systems
Applicants LEK PHARMACEUTICALS
Designated States
Priority Data 15151449 16.01.2015 EP
Title
(DE) Verfahren zur Herstellung Dolutegravir und Analoga davon
(EN) Processes for preparing dolutegravir and analogues thereof
(FR) Procédés de préparation de Dolutégravir et de ses analogues
Abstract
(EN) The present invention relates to processes for preparing substances with antiviral activity, in particular the integrase inhibitor dolutegravir and analogues thereof, as well as intermediates useful in the processes.