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1. CA3088970 - FASORACETAM CRYSTALLINE FORMS

Office
Canada
Application Number 3088970
Application Date
Publication Number 3088970
Publication Date 25.07.2019
Publication Kind A1
IPC
C07D 207/12
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
DHETEROCYCLIC COMPOUNDS
207Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
02with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
04having no double bonds between ring members or between ring members and non-ring members
10with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
12Oxygen or sulfur atoms
A61K 31/4015
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
40having five-membered rings with one nitrogen as the only ring hetero atom, e.g. sulpiride, succinimide, tolmetin, buflomedil
4015having oxo groups directly attached to the heterocyclic ring, e.g. piracetam, ethosuximide
A61P 25/28
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
25Drugs for disorders of the nervous system
28for treating neurodegenerative disorders of the central nervous system, e.g. nootropic agents, cognition enhancers, drugs for treating Alzheimer's disease or other forms of dementia
CPC
A61K 31/454
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
44Non condensed pyridines; Hydrogenated derivatives thereof
445Non condensed piperidines, e.g. piperocaine
4523containing further heterocyclic ring systems
454containing a five-membered ring with nitrogen as a ring hetero atom, e.g. pimozide, domperidone
C07D 207/28
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
DHETEROCYCLIC COMPOUNDS
207Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
02with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
18having one double bond between ring members or between a ring member and a non-ring member
22with hetero atoms or with carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
24Oxygen or sulfur atoms
262-Pyrrolidones
273with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to other ring carbon atoms
277Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
282-Pyrrolidone-5- carboxylic acids; Functional derivatives thereof, e.g. esters, nitriles
A61P 25/00
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
25Drugs for disorders of the nervous system
C07B 2200/13
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
BGENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
2200Indexing scheme relating to specific properties of organic compounds
13Crystalline forms, e.g. polymorphs
C07D 207/277
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
DHETEROCYCLIC COMPOUNDS
207Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
02with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
18having one double bond between ring members or between a ring member and a non-ring member
22with hetero atoms or with carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
24Oxygen or sulfur atoms
262-Pyrrolidones
273with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to other ring carbon atoms
277Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
C07D 401/06
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
DHETEROCYCLIC COMPOUNDS
401Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
02containing two hetero rings
06linked by a carbon chain containing only aliphatic carbon atoms
Applicants THE CHILDREN'S HOSPITAL OF PHILADELPHIA
Priority Data 62/619,031 18.01.2018 US
62/668,108 07.05.2018 US
62/683,419 11.06.2018 US
Title
(EN) FASORACETAM CRYSTALLINE FORMS
(FR) FORMES CRISTALLINES DU FASORACETAM
Abstract
(EN) The disclosure is directed to crystalline forms and mixtures thereof of R-fasoracetam. Such crystalline forms include Form II monohydrate R-fasoracetam and the anhydrate form of R-fasoracetam. The disclosure further includes mixtures of the anhydrate form of R-fasoracetam together with one or more of Form I monohydrate R-fasoracetam and Form II monohydrate R-fasoracetam.