JP2011527326A - パーキンソン病を治療するためのnurr−1活性化剤としてのインドール誘導体の使用 - Google Patents
パーキンソン病を治療するためのnurr−1活性化剤としてのインドール誘導体の使用 Download PDFInfo
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- JP2011527326A JP2011527326A JP2011517215A JP2011517215A JP2011527326A JP 2011527326 A JP2011527326 A JP 2011527326A JP 2011517215 A JP2011517215 A JP 2011517215A JP 2011517215 A JP2011517215 A JP 2011517215A JP 2011527326 A JP2011527326 A JP 2011527326A
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- WTDRDQBEARUVNC-UHFFFAOYSA-N L-Dopa Natural products OC(=O)C(N)CC1=CC=C(O)C(O)=C1 WTDRDQBEARUVNC-UHFFFAOYSA-N 0.000 description 1
- 108060001084 Luciferase Proteins 0.000 description 1
- 239000005089 Luciferase Substances 0.000 description 1
- KDXKERNSBIXSRK-UHFFFAOYSA-N Lysine Natural products NCCCCC(N)C(O)=O KDXKERNSBIXSRK-UHFFFAOYSA-N 0.000 description 1
- 239000004472 Lysine Substances 0.000 description 1
- 208000033868 Lysosomal disease Diseases 0.000 description 1
- 208000015439 Lysosomal storage disease Diseases 0.000 description 1
- 229920000168 Microcrystalline cellulose Polymers 0.000 description 1
- KWIUHFFTVRNATP-UHFFFAOYSA-O N,N,N-trimethylglycinium Chemical compound C[N+](C)(C)CC(O)=O KWIUHFFTVRNATP-UHFFFAOYSA-O 0.000 description 1
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N N-phenyl amine Natural products NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 1
- 101710138657 Neurotoxin Proteins 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 206010053395 Progressive multiple sclerosis Diseases 0.000 description 1
- 102000001708 Protein Isoforms Human genes 0.000 description 1
- 108010029485 Protein Isoforms Proteins 0.000 description 1
- 101001109695 Rattus norvegicus Nuclear receptor subfamily 4 group A member 1 Proteins 0.000 description 1
- 108010066463 Retinoid X Receptor alpha Proteins 0.000 description 1
- 108010063619 Retinoid X Receptor gamma Proteins 0.000 description 1
- 229940121908 Retinoid X receptor agonist Drugs 0.000 description 1
- 241000283984 Rodentia Species 0.000 description 1
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical compound [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 description 1
- 150000000475 acetylene derivatives Chemical class 0.000 description 1
- 238000010306 acid treatment Methods 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 239000000556 agonist Substances 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 150000001345 alkine derivatives Chemical class 0.000 description 1
- 150000004703 alkoxides Chemical class 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 150000001413 amino acids Chemical class 0.000 description 1
- 150000001414 amino alcohols Chemical class 0.000 description 1
- 235000019270 ammonium chloride Nutrition 0.000 description 1
- 206010002026 amyotrophic lateral sclerosis Diseases 0.000 description 1
- 230000037005 anaesthesia Effects 0.000 description 1
- 239000003146 anticoagulant agent Substances 0.000 description 1
- 229940127219 anticoagulant drug Drugs 0.000 description 1
- ODKSFYDXXFIFQN-UHFFFAOYSA-N arginine Natural products OC(=O)C(N)CCCNC(N)=N ODKSFYDXXFIFQN-UHFFFAOYSA-N 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 230000037444 atrophy Effects 0.000 description 1
- 230000006399 behavior Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229960003237 betaine Drugs 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 210000000748 cardiovascular system Anatomy 0.000 description 1
- 230000030833 cell death Effects 0.000 description 1
- 210000003169 central nervous system Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 125000001309 chloro group Chemical group Cl* 0.000 description 1
- OEYIOHPDSNJKLS-UHFFFAOYSA-N choline Chemical compound C[N+](C)(C)CCO OEYIOHPDSNJKLS-UHFFFAOYSA-N 0.000 description 1
- 229960001231 choline Drugs 0.000 description 1
- 230000008133 cognitive development Effects 0.000 description 1
- 230000003920 cognitive function Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 229940127113 compound 57 Drugs 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007850 degeneration Effects 0.000 description 1
- 238000004925 denaturation Methods 0.000 description 1
- 230000036425 denaturation Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000037213 diet Effects 0.000 description 1
- 235000005911 diet Nutrition 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 239000002552 dosage form Substances 0.000 description 1
- 231100000673 dose–response relationship Toxicity 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000004064 dysfunction Effects 0.000 description 1
- 238000000835 electrochemical detection Methods 0.000 description 1
- 230000008451 emotion Effects 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 238000003304 gavage Methods 0.000 description 1
- 230000004153 glucose metabolism Effects 0.000 description 1
- AKYAUBWOTZJUBI-UHFFFAOYSA-N hex-2-ynoic acid Chemical compound CCCC#CC(O)=O AKYAUBWOTZJUBI-UHFFFAOYSA-N 0.000 description 1
- 238000004128 high performance liquid chromatography Methods 0.000 description 1
- 239000000710 homodimer Substances 0.000 description 1
- 150000002430 hydrocarbons Chemical group 0.000 description 1
- 210000003016 hypothalamus Anatomy 0.000 description 1
- 238000000338 in vitro Methods 0.000 description 1
- 238000000099 in vitro assay Methods 0.000 description 1
- 238000011534 incubation Methods 0.000 description 1
- 125000001041 indolyl group Chemical group 0.000 description 1
- 239000000543 intermediate Substances 0.000 description 1
- 239000007928 intraperitoneal injection Substances 0.000 description 1
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 1
- 230000003902 lesion Effects 0.000 description 1
- 239000003446 ligand Substances 0.000 description 1
- 230000037356 lipid metabolism Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004811 liquid chromatography Methods 0.000 description 1
- 238000000622 liquid--liquid extraction Methods 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 210000001259 mesencephalon Anatomy 0.000 description 1
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- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- LZULAZTXJLWELL-UHFFFAOYSA-N methyl hex-5-ynoate Chemical compound COC(=O)CCCC#C LZULAZTXJLWELL-UHFFFAOYSA-N 0.000 description 1
- 235000019813 microcrystalline cellulose Nutrition 0.000 description 1
- 239000008108 microcrystalline cellulose Substances 0.000 description 1
- 229940016286 microcrystalline cellulose Drugs 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 238000010172 mouse model Methods 0.000 description 1
- CZFNISFYDPIDNM-UHFFFAOYSA-N n,n-dimethylformamide;oxolane Chemical compound CN(C)C=O.C1CCOC1 CZFNISFYDPIDNM-UHFFFAOYSA-N 0.000 description 1
- 230000032405 negative regulation of neuron apoptotic process Effects 0.000 description 1
- 210000005036 nerve Anatomy 0.000 description 1
- 210000000653 nervous system Anatomy 0.000 description 1
- 230000000626 neurodegenerative effect Effects 0.000 description 1
- 239000002581 neurotoxin Substances 0.000 description 1
- 231100000618 neurotoxin Toxicity 0.000 description 1
- 239000002858 neurotransmitter agent Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 238000005580 one pot reaction Methods 0.000 description 1
- 239000003791 organic solvent mixture Substances 0.000 description 1
- 102000004164 orphan nuclear receptors Human genes 0.000 description 1
- 108090000629 orphan nuclear receptors Proteins 0.000 description 1
- 230000008506 pathogenesis Effects 0.000 description 1
- MLBYLEUJXUBIJJ-UHFFFAOYSA-N pent-4-ynoic acid Chemical compound OC(=O)CCC#C MLBYLEUJXUBIJJ-UHFFFAOYSA-N 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- 210000001428 peripheral nervous system Anatomy 0.000 description 1
- 239000002831 pharmacologic agent Substances 0.000 description 1
- 230000000144 pharmacologic effect Effects 0.000 description 1
- 125000003170 phenylsulfonyl group Chemical group C1(=CC=CC=C1)S(=O)(=O)* 0.000 description 1
- 230000035790 physiological processes and functions Effects 0.000 description 1
- 150000004885 piperazines Chemical class 0.000 description 1
- 210000003635 pituitary gland Anatomy 0.000 description 1
- 239000001267 polyvinylpyrrolidone Substances 0.000 description 1
- 229920000036 polyvinylpyrrolidone Polymers 0.000 description 1
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 description 1
- 230000029279 positive regulation of transcription, DNA-dependent Effects 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- LPNYRYFBWFDTMA-UHFFFAOYSA-N potassium tert-butoxide Chemical compound [K+].CC(C)(C)[O-] LPNYRYFBWFDTMA-UHFFFAOYSA-N 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 201000002212 progressive supranuclear palsy Diseases 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 125000001453 quaternary ammonium group Chemical group 0.000 description 1
- 238000007363 ring formation reaction Methods 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 229930195734 saturated hydrocarbon Natural products 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 235000019333 sodium laurylsulphate Nutrition 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 210000003523 substantia nigra Anatomy 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000015883 synaptic transmission, dopaminergic Effects 0.000 description 1
- 238000004885 tandem mass spectrometry Methods 0.000 description 1
- 229940124597 therapeutic agent Drugs 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 238000001890 transfection Methods 0.000 description 1
- 230000021542 voluntary musculoskeletal movement Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Images
Classifications
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- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
- C07D209/04—Indoles; Hydrogenated indoles
- C07D209/10—Indoles; Hydrogenated indoles with substituted hydrocarbon radicals attached to carbon atoms of the hetero ring
- C07D209/12—Radicals substituted by oxygen atoms
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- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
- C07D209/04—Indoles; Hydrogenated indoles
- C07D209/10—Indoles; Hydrogenated indoles with substituted hydrocarbon radicals attached to carbon atoms of the hetero ring
- C07D209/18—Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
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- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/33—Heterocyclic compounds
- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/40—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having five-membered rings with one nitrogen as the only ring hetero atom, e.g. sulpiride, succinimide, tolmetin, buflomedil
- A61K31/403—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having five-membered rings with one nitrogen as the only ring hetero atom, e.g. sulpiride, succinimide, tolmetin, buflomedil condensed with carbocyclic rings, e.g. carbazole
- A61K31/404—Indoles, e.g. pindolol
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- A61K9/1605—Excipients; Inactive ingredients
- A61K9/1629—Organic macromolecular compounds
- A61K9/1635—Organic macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polyvinyl pyrrolidone, poly(meth)acrylates
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Abstract
Description
i)式(I)の化合物:
R2は水素原子、又はC1−C4アルキル基;
R3はイソプロピル(1−メチルエチル)基、又はtert−ブチル(1,1−ジメチルエチル)基;及び、
n=3又は4)、及び
ii)上記式(I)の化合物の薬学的に許容可能な塩
から選択される、インドールから誘導される化合物を新規物質として提供する。
・インドールの5位にハロゲン又はトリフルオロメチル基
が同時に存在することで、本発明の化合物が、全く予想されなかった著しい活性をNURR−1受容体に対して示すことが確認された。これは本発明の化合物固有の性質である。
a)式(II)の化合物:
を得る工程;
b)式(IV)の化合物を、酢酸銅(II)の作用(例えば、J.Org.Chem.,2004,69(4),1126−1136を参照)などにより、1,2−ジクロロエタン等の溶媒中、溶媒の還流温度に近い温度で約15時間環化し、下記式の化合物:
を得る工程;
c)(必要時)式(Ia)の化合物のエステル官能基を、水酸化リチウム等の無機塩基の作用などにより、当業者に周知の手順に従って加水分解し、酸処理後に、式(I)の化合物の遊離酸形態:
a)下記式の化合物:
R2は水素原子、又はC1−C4アルキル基;及び、
n=3又は4)
を、上記一般プロセスの工程b)を行う場合と同様の条件下で環化し、下記式のインドール化合物:
を得る工程;
c)(必要時)式(Ia)の化合物のエステル官能基を、(tert−ブチルエステルの場合には)トリフルオロ酢酸等の有機酸の作用などにより、ジクロロメタン等の溶媒中、当業者に周知の手順に従って加水分解し、式(I)の化合物の遊離酸形態:
a)式(VI)の化合物:
n=3又は4)
と、ヨウ化第一銅、パラジウム系触媒(例えば塩化ビス(トリフェニルホスフィン)パラジウム等)、及び有機塩基(例えばトリエチルアミン等)の存在下、ジメチルホルムアミド(DMF)等の溶媒中、室温〜80℃の温度で12時間反応させ、下記式の化合物:
を得る工程;
d)(必要時)式(Ia)の化合物のエステル官能基を、(tert−ブチルエステルの場合には)トリフルオロ酢酸等の有機酸の作用などにより、ジクロロメタン等の溶媒中、当業者に周知の手順に従って加水分解し、式(I)の化合物の遊離酸形態:
n=3又は4)
と、ヨウ化第一銅、パラジウム系触媒(例えば塩化ビス(トリフェニルホスフィン)パラジウム等)、及び有機塩基(例えばトリエチルアミン等)の存在下、ジメチルホルムアミド(DMF)等の溶媒中、室温〜80℃の温度で1〜12時間反応させて得られる。
n=3又は4)
は、相当するアルキン酸を出発物質とし、オキサリルクロリドに続いて式R2OM(式中、Mはアルカリ金属(例えばナトリウムやカリウム等))の金属アルコキシドを連続的に作用させて得られる。
・mM:ミリモル
・THF:テトラヒドロフラン
・DMF:ジメチルホルムアミド
・DCM:ジクロロメタン
6−[2−(((3−(1−メチルエチル)フェニル)スルホニル)アミノ)−5−(トリフルオロメチル)フェニル]−5−ヘキシン酸,メチルエステル
6−[2−アミノ−5−(トリフルオロメチル)フェニル]−5−ヘキシン酸のメチルエステル42.90g(150.39mM)をピリジン500mLに溶解して溶液を調製し、3−(1−メチルエチル)ベンゼンスルホニルクロリド37.90g(173.29mM)を添加した。混合液を室温で15時間攪拌した後、氷と塩酸との混合物へと注ぎ込んだ。得られた酸性混合液を酢酸エチルで3回抽出した。集めた有機相を硫酸マグネシウムで乾燥し、減圧下で濃縮した。残留油状物をクロマトグラフィーによりシリカゲルで精製し、シクロヘキサン/酢酸エチル混合液(9/1;v/v)で溶出させた。これにより、黄土色油状の期待された化合物29.09gを得た(収率=41%)。
1H NMR(DMSOd6,250MHz)δ=1.12(d,J=6.9,6H),1.76(q,J=7.0,2H),2.40(t,J=7.0,2H),2.44(t,J=7.0,2H),2.92(q,J=6.9,1H),3.62(s,3H),7.47−7.51(m,4H),7.62−7.66(m,3H),9.68(s,1H).
1−[[3−(1−メチルエチル)フェニル]スルホニル]−5−(トリフルオロメチル)−1H−インドール−2−ブタン酸,メチルエステル
調製1に従って得られたエステル28.12g(60.15mM)を1,2−ジクロロエタン250mLに溶解して溶液を調製し、酢酸銅(II)一水和物12.49g(62.55mM)を添加した。混合液を窒素雰囲気下に置き、約15時間攪拌下で還流を行った。反応混合液を濾過し、固体濾過残渣をフィルター上でDCMにより洗浄した。集めた濾液を減圧下で濃縮した。これにより、ベージュ色結晶状の期待された化合物27.70gを得た(収率=99%)。
m.p.=115℃.
1−[[3−(1−メチルエチル)フェニル]スルホニル]−5−(トリフルオロメチル)−1H−インドール−2−ブタン酸
実施例1に従って得られたエステル27.50g(58.82mM)をTHF450mLと混合し、水100mL中の水酸化リチウム4.23g(176.47mM)を添加した。混合液を約15時間室温で攪拌した後、0℃に冷却した。その後、N塩酸180mLを充分に攪拌しながら徐々に添加した。有機相を分離し、減圧下、加熱せずに溶媒の半分を留去した。蒸発残留物をジクロロメタンで3回抽出した。集めた有機相を硫酸マグネシウムで乾燥し、濾過し、減圧下で濃縮した。これにより、白色粉末状の期待された生成物26.22gを得た(収率=98%)。
m.p.=160℃.
1−[[3−(1−メチルエチル)フェニル]スルホニル]−5−(トリフルオロメチル)−1H−インドール−2−ブタン酸,ナトリウム塩
実施例2に従って得られた酸68mg(0.15mM)をテトラヒドロフラン4mLに溶解し、この溶液に水3mLに溶解した水酸化ナトリウム6mg(0.15mM)を混合した。混合液を室温で6時間攪拌した後、減圧下で濃縮した。これにより、白色結晶粉末状の期待された塩65mgを得た(収率=91%)。
m.p.=231℃.
1−[[3−(1−メチルエチル)フェニル]スルホニル]−5−(トリフルオロメチル)−1H−インドール−2−ブタン酸,ピペラジン塩
実施例2に従って得られた酸400mg(0.88mM)をテトラヒドロフラン10mLに溶解し、ピペラジン76mg(0.88mM)を添加した。反応混合液を一晩、室温で攪拌した後、減圧下で濃縮した。これにより、白色結晶粉末状の期待された塩400mgを得た(収率=46%)。
m.p.=147℃.
1−[[3−(1−メチルエチル)フェニル]スルホニル]−5−(トリフルオロメチル)−1H−インドール−2−ブタン酸,トリス(ヒドロキシメチル)アミノメタン塩
実施例2に従って得られた酸400mg(0.88mM)をテトラヒドロフラン10mLに溶解し、トリス(ヒドロキシメチル)アミノメタン106.85mg(0.88mM)を添加した。水3mLを添加して溶液を得た。反応混合液を一晩、室温で攪拌した後、減圧下で濃縮した。残留物のメタノールへの溶解を3回行い、その際、続けて溶媒を減圧下で留去した。これにより、白色結晶粉末状の期待された塩480mgを得た(収率=95%)。
m.p.=126℃.
6−[5−クロロ−2−[[[3−(1−メチルエチル)フェニル]スルホニル]アミノ]フェニル]−5−ヘキシン酸,メチルエステル
6−(2−アミノ−5−クロロフェニル)−5−ヘキシン酸のメチルエステルを出発物質とし、調製1と同じ手順で進めて、茶色油状の期待された化合物を得た(収率=96%)。
1H NMR(DMSOd6,300MHz)δ=1.13(d,J=6.9,6H) 1.71(q,J=7.1,2H),2.33(t,J=7.1,2H),2.42(t,J=7.4,2H),2.91(q,J=6.9,1H),3.61(s,3H),7.26(d,J=7.3,1H),7.34−7.40(m,3H),7.49−7.57(m,2H),7.76−7.78(m,1H),9.68(s,1H).
1−[[3−(1−メチルエチル)フェニル]スルホニル]−5−クロロ−1H−インドール−2−ブタン酸,メチルエステル
調製2に従って得られたエステル0.3g(0.69mM)を1,2−ジクロロエタン13mLに溶解して溶液を調製し、酢酸銅(II)一水和物0.21g(1.05mM)を添加した。反応混合液を電子レンジ中、120℃で15分間マイクロ波を照射した後、冷却し、濾過した。フィルター上の残渣をDCMで洗浄した後、濾液を減圧下で濃縮した。粗生成物をクロマトグラフィーによりシリカゲルで精製し、シクロヘキサン/酢酸エチル混合液(9/1;v/v)で溶出させた。これにより、ベージュ色固体状の期待された化合物0.23gを得た(収率=77%)。
m.p.=94〜97℃.
1H NMR(DMSOd6,250MHz)δ=1.11(d,J=6.9,6H),1.95(q,J=7.4,2H),2.42(t,J=7.4,2H),2.94(q,J=7.4,1H),3.02(t,J=7.4,2H),3.59(s,3H),6.61(s,1H),7.32(dd,J=2.2及び8.9,1H),7.47(t,J=7.9,1H),7.56−7.63(m,4H),8.06(d,J=8.9,1H).
1−[[3−(1−メチルエチル)フェニル]スルホニル]−5−クロロ−1H−インドール−2−ブタン酸
実施例3に従って得られた化合物を出発物質とし、実施例2と同様な手順で進めて、濃ベージュ色固体状の期待された生成物を得た(収率=93%)。
m.p.=128℃.
6−ヘプチン酸,1,1−ジメチルエチルエステル
6−ヘプチン酸8.00g(63.41mM)を、無水ジクロロメタン137mLと無水ジメチルホルムアミド0.70mLとの混合液に溶解した。オキサリルクロリド16.10g(126.83mM)を滴下した。反応混合液を室温で1時間、窒素雰囲気下で攪拌した後、窒素雰囲気下で溶媒を留去した。残留生成物をテトラヒドロフラン137mLに溶解した。混合液を0℃に冷却し、カリウムtert−ブトキシド14.23g(126.83mM)を何回かに分けて添加して混合した。反応混合液を攪拌下、室温に1時間保持した。その後、氷200g及び水200mLを添加した。混合液をエーテル200mLで3回抽出した後、集めた有機相を硫酸マグネシウムで乾燥し、減圧下で濃縮した。これにより、茶色油状の期待された化合物7.46gを得た(収率=65%)。
1H NMR(DMSOd6,250MHz)δ=1.40(s,9H),1.40−1.45(m,4H),2.13−2.22(m,4H),2.75(t,J=2.7,1H).
7−[2−アミノ−5−(トリフルオロメチル)フェニル]−6−ヘプチン酸,1,1−ジメチルエチルエステル
2−ヨード−4−(トリフルオロメチル)アニリン9.78g(34.07mM)と、調製3に従って得られた6−ヘプチン酸のエステル7.45g(40.89mM)とをトリエチルアミン136mLに溶解して溶液を調製した。ジクロロビス(トリフェニルホスフィン)パラジウム1.20g(1.70mM)及びヨウ化第一銅0.3g(1.70mM)を添加した。反応混合液を窒素雰囲気下で3時間、還流下攪拌して加熱した後、減圧下で濃縮した。蒸発残留物を酢酸エチルに溶解し、炭酸水素ナトリウム溶液(水中、約1M)に続いて1N塩酸、最後に蒸留水で洗浄した。有機相を硫酸マグネシウムで乾燥し、濾過し、減圧下で濃縮した。これにより、茶色油状の期待された化合物12.38gを得た(収率=71%)。
1H NMR(DMSOd6,250MHz)δ=1.40(s,9H),1.53−1.68(m,4H),2.24(t,J=8.4,2H),2.48(t,J=8.1,2H),5.93(s,2H),6.78(d,J=10.2,1H),7.28−7.33(m,2H).
5−トリフルオロメチル−1H−インドール−2−ペンタン酸,1,1−ジメチルエチルエステル
7−[2−アミノ−5−(トリフルオロメチル)フェニル]−6−ヘプチン酸のtert−ブチルエステル7.63g(22.35mM)を1,2−ジクロロエタン44.70mLに溶解して溶液を調製し、酢酸銅(II)一水和物6.69g(33.52mM)を添加した。混合液を48時間、攪拌下で還流を行った。反応混合液をナイロンフィルター上で濾過した後、濾液を減圧下で濃縮した。粗生成物をクロマトグラフィーによりシリカゲルで精製し、シクロヘキサン/酢酸エチル混合液(9/1;v/v)で溶出させた。これにより、黄色粉末状の期待された化合物3.42gを得た(収率=45%)。
1H NMR(DMSOd6,250MHz)δ=1.38(s,9H),1.51−1.57(m,2H),1.67−1.73(m,2H),2.23(t,J=8.4,2H),2.75(t,J=8.7,2H),6.31(s,1H),7.28(dd,J=2.1及び10.2,1H),7.44(d,J=10.2,1H),7.79(s,1H).
1−[[3−(1−メチルエチル)フェニル]スルホニル]−5−(トリフルオロメチル)−1H−インドール−2−ペンタン酸,1,1−ジメチルエチルエステル
水素化ナトリウム(油中60%)46.87mg(1.17mM)を、調製5に従って得られたエステル200.00mg(0.59mM)をDMF0.5mLに溶解した溶液に0℃で添加した。この混合液を5分間攪拌し、さらに引き続き0℃で、3−(1−メチルエチル)ベンゼンスルホニルクロリド192.20mg(0.88mM)をDMF0.5mLに溶解した溶液を添加した。混合液を室温で3時間攪拌した後、塩化アンモニウム溶液を添加して、残留する微量の水素化ナトリウムを中和した。混合液をジクロロメタンで抽出した。有機相を減圧下で濃縮した後、得られた反応混合液を精製することなく次の工程で反応させた。
1−[[3−(1−メチルエチル)フェニル]スルホニル]−5−(トリフルオロメチル)−1H−インドール−2−ペンタン酸
実施例5に従って得られたエステル200.00mg(0.38mM)をDCM1mLに溶解して溶液を調製し、トリフルオロ酢酸1mLを添加した。反応混合液を室温で3時間攪拌した後、DCMに溶解し、減圧下で濃縮した。粗生成物をクロマトグラフィーによりシリカゲルで精製し、シクロヘキサン/酢酸エチル混合液(6/4;v/v)で溶出させた。これにより、オフホワイト色粉末状の期待された化合物50.00mgを得た(収率=26%)。
m.p.=119℃.
3−(1,1−ジメチルエチル)−N−[2−ヨード−4−(トリフルオロメチル)フェニル]ベンゼンスルホンアミド
2−ヨード−4−(トリフルオロメチル)アニリン1.03g(3.59mM)をピリジン5mLに溶解して溶液を調製し、3−(1,1−ジメチルエチル)ベンゼンスルホニルクロリド1.00g(4.31mM)を添加した。続いて、反応混合液を室温で4時間攪拌した。反応混合液を1N塩酸で洗浄し、酢酸エチルで2回抽出した。有機相を硫酸マグネシウムで乾燥した後、濾過し、減圧下で濃縮した。粗生成物をクロマトグラフィーによりシリカゲルで精製し、シクロヘキサン/酢酸エチル混合液(勾配:100/0から90/10;v/v)で溶出させた。これにより、白色結晶粉末状の期待された化合物730mgを得た(収率=42%)。
m.p.=111℃.
1−[[3−(1,1−ジメチルエチル)フェニル]スルホニル]−5−(トリフルオロメチル)−1H−インドール−2−ブタン酸,メチルエステル
調製6に従って得られた化合物250mg(0.52mM)、ヨウ化第一銅4.93mg(0.03mM)、ビス(トリフェニルホスフィン)ジクロロパラジウム9.08mg(0.01mM)及びトリエチルアミン3mLの混合液を窒素雰囲気下で調製した。反応混合液を室温で10分間攪拌した。5−ヘキシン酸のメチルエステル120.31mg(0.95mM)をジメチルホルムアミド3mLに溶解した溶液を添加した。反応混合液を3時間還流下で加熱した後、水洗し、酢酸エチルで抽出した。有機相を硫酸マグネシウムで乾燥し、減圧下で濃縮した。粗生成物をクロマトグラフィーによりシリカゲルで精製し、シクロヘキサン/酢酸エチル混合液(95/5;v/v)で溶出させた。これにより、ベージュ色結晶粉末状の期待された生成物115mgを得た(収率=46%)。
m.p.=84℃.
1−[[3−(1,1−ジメチルエチル)フェニル]スルホニル]−5−(トリフルオロメチル)−1H−インドール−2−ブタン酸
実施例7に従って得られた化合物を出発物質とし、実施例2と同じ手順で進めて、白色粉末状の期待された生成物を得た(収率=27%)。
m.p.=135〜141℃.
1−[[3−(1,1−ジメチルエチル)フェニル]スルホニル]−5−(トリフルオロメチル)−1H−インドール−2−ペンタン酸,メチルエステル
調製6に従って得られた化合物57.93g(119.87mM)とジメチルホルムアミド350mLとの混合液を窒素雰囲気下で調製し、生成物が完全に溶解するまで攪拌した。その後、4−ペンチン酸のメチルエステル21.84g(155.83mM)、ヨウ化第一銅1.14g(5.99mM)、及びビス(トリフェニルホスフィン)ジクロロパラジウム1.68g(2.40mM)を連続して添加した。この混合液を室温で15分間攪拌した後、トリエチルアミン174mLを滴下した。反応混合液を80℃で14時間加熱し、冷却し、その後、水1Lで加水分解し、酢酸エチルで抽出した。有機相を硫酸マグネシウムで乾燥し、濾過し、減圧下で濃縮した。得られた油状生成物を40℃でイソプロピルエーテルに溶解した。得られた溶液を濾過し、減圧下で濃縮した。得られた生成物を、イソプロパノール140mLと水60mLとの混合液で再結晶させた。これにより、オフホワイト色固体状の期待された生成物46.51gを得た(収率=78%)。
m.p.=77℃.
1−[[3−(1,1−ジメチルエチル)フェニル]スルホニル]−5−(トリフルオロメチル)−1H−インドール−2−ペンタン酸
実施例9に従って得られた化合物を出発物質とし、実施例2と同じ手順で進めて、オフホワイト色固体状の期待された生成物を得た(収率=94%)。
m.p.=135℃.
本発明の化合物に対して生物学的試験を行い、幾つかの神経変性病変を治療又は予防できるかどうかを評価した。
Claims (8)
- 前記式(I)中、R3はイソプロピル基であることを特徴とする、請求項1に記載の化合物。
- 前記式(I)中、R3はtert−ブチル基であることを特徴とする、請求項1に記載の化合物。
- 前記式(I)中、R2は水素原子であることを特徴とする、請求項1〜3のいずれか一項に記載の化合物。
- 活性成分として少なくとも1つの請求項1〜4のいずれか一項に記載の化合物と、少なくとも1つの薬学的に許容可能な賦形剤とを含むことを特徴とする医薬組成物。
- 請求項1〜4のいずれか一項に記載のインドール誘導体の、NURR−1受容体関連疾患の治療又は予防用医薬品を調製するための使用。
- 神経変性疾患の治療及び予防用医薬品を調製するための、請求項6に記載の使用。
- 前記疾患はパーキンソン病であることを特徴とする、請求項7に記載の使用。
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PCT/FR2009/051372 WO2010004221A2 (fr) | 2008-07-10 | 2009-07-09 | Utilisation de derives d'indole comme activateurs de nurr-1, pour le traitement de la maladie de parkinson |
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WO2005056522A2 (en) * | 2003-12-04 | 2005-06-23 | National Health Research Institutes | Indole compounds |
WO2007026097A1 (fr) * | 2005-08-30 | 2007-03-08 | Laboratoires Fournier S.A. | Nouveaux composes de l'indole |
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JP2004532194A (ja) * | 2001-03-14 | 2004-10-21 | エリ リリー アンド カンパニー | レチノイドxレセプターモジュレータ |
JP2005501847A (ja) * | 2001-08-15 | 2005-01-20 | ノバルティス アクチエンゲゼルシャフト | イソキサゾロピリジノン類 |
WO2005056522A2 (en) * | 2003-12-04 | 2005-06-23 | National Health Research Institutes | Indole compounds |
WO2007026097A1 (fr) * | 2005-08-30 | 2007-03-08 | Laboratoires Fournier S.A. | Nouveaux composes de l'indole |
WO2008034974A1 (fr) * | 2006-09-22 | 2008-03-27 | Sanofi-Aventis | DERIVES DE 2-ARYL-6-PHENYL-IMIDAZO[1,2-α]PYRIDINES, LEUR PREPARATION ET LEUR APPLICATION EN THERAPEUTIQUE |
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