JPH0481990B2 - - Google Patents

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Publication number
JPH0481990B2
JPH0481990B2 JP4628885A JP4628885A JPH0481990B2 JP H0481990 B2 JPH0481990 B2 JP H0481990B2 JP 4628885 A JP4628885 A JP 4628885A JP 4628885 A JP4628885 A JP 4628885A JP H0481990 B2 JPH0481990 B2 JP H0481990B2
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JP
Japan
Prior art keywords
compound
phenyl
oxazolidin
group
piperidinopropyl
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
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JP4628885A
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Japanese (ja)
Other versions
JPS61205268A (en
Inventor
Mitsuo Mazaki
Atsuhiko Shinozaki
Masaru Sato
Naoya Morifuji
Koichi Hashimoto
Toshiro Kamishiro
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Nippon Chemiphar Co Ltd
Original Assignee
Nippon Chemiphar Co Ltd
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Filing date
Publication date
Application filed by Nippon Chemiphar Co Ltd filed Critical Nippon Chemiphar Co Ltd
Priority to JP4628885A priority Critical patent/JPS61205268A/en
Priority to CN 85104606 priority patent/CN1011507B/en
Publication of JPS61205268A publication Critical patent/JPS61205268A/en
Publication of JPH0481990B2 publication Critical patent/JPH0481990B2/ja
Granted legal-status Critical Current

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  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Description

【発明の詳細な説明】 〔産業上の利用分野〕 本発明は新規な1,3−オキサゾリジン−2−
オン誘導体、更に詳細には、次の一般式()、 (式中、Rはノルマルプロピル基、ノルマルブチ
ル基、ペンチル基、ヘキシル基、ヘプチル基又は
オクチル基を示し、nは4、5、又は6を示す) で表わされる1,3−オキサゾリジン−2−オン
誘導体及びその酸付加塩並びにその製造法に関す
る。 〔従来の技術及び発明が解決しようとする問題
点〕 グルタミン酸は、高等動物中枢神経系や下等動
物の神経筋接合部において、興奮性神経伝達物質
として働いていることが強く示唆されており
〔“Glutamata as a Neurotransmitter”、ed.
by G.D.D.Chiara & G.L.Gessa、Raven
Press、New York、1981:H.M.Gerschenfeld、
Physiol.Rev.53、1−119(1973)〕、高等動物にグ
ルタミン酸の極めて強力なアゴニストであるカイ
ニン酸、ドーモイ酸、キスカル酸、イボテン酸等
を投与すると、異常行動、固縮、振戦、痙攣等が
誘発されることが報告されている〔Olnreyら:
Brain Res.、77、507−512(1974)〕。 一方、老化と共に中枢ならびに末梢神経系は機
能低下をおこし、パーキンソン氏病、運動ニユー
ロン疾患、痴呆、振戦、脊髄小脳変性症等が生ず
ることも知られており、これらはある特定部位の
神経細胞の欠落あるいは神経系全般の機能低下に
基づく興奮性および抑制性神経の平衡関係(たと
えばグルタミン酸とGABAの平衡関係)の破綻
に起因するものと考えられている(平井俊栄:神
経進歩」17、69、(1973)。 以上のことから、グルタミン酸を選択的に遮断
する薬物は、老人に多い神経疾患すなわち神経系
のバランスの崩れや筋パルスの異常亢進などによ
り起るめまい、肩こり、けいれんやふるえ等の疾
患の治療薬として有用である。 一方グルタミン酸は昆虫の神経筋接合部の興奮
性伝達物質として働いており、これを遮断する薬
物は昆虫の活動を滅弱させることから農薬として
も利用できる。〔江藤守総 化学と生物、21、725
(1983)〕。 斯かる実情において、本発明者は鋭意研究を行
つた結果、前記一般式()で表わされる新規な
1,3−オキサゾリジン−2−オン誘導体が優れ
たグルタミン酸遮断作用を有することを見出し
た。 本発明化合物と構造的に類似する化合物として
は、すでに4−メチル−5−フエニル−3−(2
−ピペリジノエチル)1,3−オキサゾリジン−
2−オン〔Zikolovaら:Farmatsiya(Sofia)、
14、16−21(1964)及びNikolova:Izv.Inst.
Fiziol.Bulg.Akad.Nauk.、12、217−226
(1969)〕、及び4−メチル−5−フエニル−3−
(2−ピロリジノエチル)−1,3−オキサゾリジ
ン−2−オン〔Zikolovaら:Farmatsiya
(Sofia)、14、16−21(1964)〕が知られている。 〔問題点を解決するための手段〕 従つて、本発明は、優れたグルタミン酸遮断作
用を有し、医薬品及び農薬として有用な、上記一
般式()で表わされる新規な1,3−オキサゾ
リジン−2−オン誘導体を提供するものである。 更にまた、本発明は、1,3−オキサゾリジン
−2−オン誘導体を製造するための新規な製造法
を提供するものである。 また、()式の化合物には、シス体(4RS、
5SR)、トランス体(4RS、5RS)の立体異性体
及び(4R、5S)、(4S、5R)、(4R、5R)、(4S、
5S)の光学異性体があるが、これらの異性体は
何れも本発明に含まれるものである。 本発明化合物は、例えば次に示す方法によつて
製造される。 方法1: 化合物()に化合物()を反応せしめて本
発明化合物()を製造する。 (式中、Yはハロゲン原子又はトリクロロメチル
オキシ基を示し、R、nは前記と同じ) 反応は水酸化ナトリウム等のアルカリの存在
下、エーテル、クロロホルム等の有機溶媒と水と
の不均一溶媒中で−10〜10℃の温度で行われる。
又方法2からも本発明化合物は得られる。 方法2: 化合物()に化合物()を反応せしめて化
合物()となし、次いでこれを塩基の存在下加
熱して環化せしめて本発明化合物()を製造す
る。 (式中、R1は低級アルキル基を示し、R,nは
前記と同じ) 化合物()の()との反応は、水酸化ナト
リウム等のアルカリの存在下、エーテル、クロロ
ホルム等の有機溶媒と水との不均一溶媒中で−5
〜15℃の温度で行われる。化合物()の環化は
ナトリウムメトキシド、ナトリウムエトキシド、
アルミニウムイソプロポキシド等の塩基の存在
下、トルエン、キシレン等の溶媒中で100〜140℃
で加熱することにより行われる。 原料の()式の化合物は例えば次の反応式に
よつて示される方法によつて製造される。 斯くして得られる1,3−オキサゾリジン−2
−オン誘導体は、常法により酸との付加塩とする
ことができる。酸付加塩としては、塩酸、臭化水
素塩、硫酸、P−トルエンスルホン酸、フマル
酸、クエン酸、マレイン酸、シユウ酸などの塩が
挙げられる。 本発明化合物()の代表的な化合物を挙げれ
ば次のとおりである。 化合物1 (4RS、5RS)−5−フエニル−3−
(3−ピペリジノプロピル)−4−ノルマルプロ
ピル−1,3−オキサゾリジン−2−オン 化合物2 (4RS、5SR)−5−フエニル−3−
(3−ピペリジノプロピル)−4−ノルマルプロ
ピル−1,3−オキサゾリジン−2−オン 化合物3 (4RS、5RS)−4−ノルマルブチル
−5−フエニル−3−(3−ピペリジノプロピ
ル)−1,3−オキサゾリジン−2−オン 化合物4 (4RS、5SR)−4−ノルマルブチル
−5−フエニル−3−(3−ピペリジノプロピ
ル)−1,3−オキサゾリジン−2−オン 化合物5 (4RS、5RS)−4−ノルマルペンチ
ル−5−フエニル−3−(3−ピペリジノプロ
ピル)−1,3−オキサゾリジン−2−オン 化合物6 (4RS、5SR)−4−ノルマルペンチ
ル−5−フエニル−3−(3−ピペリジノプロ
ピル)−1,3−オキサゾリジン−2−オン 化合物7 (4RS、5RS)−4−(3−メチルブチ
ル)−5−フエニル−3−(3−ピペリジノプロ
ピル)−1,3−オキサゾリジン−2−オン 化合物8 (4RS、5SR)−4−(3−メチルブチ
ル)−5−フエニル−3−(3−ピペリジノプロ
ピル)−1,3−オキサゾリジン−2−オン 化合物9 (4RS、5RS)−4−ヘキシル−5−
フエニル−3−(3−ピペリジノプロピル)−
1,3−オキサゾリジン−2−オン 化合物10 (4RS、5SR)−4−ヘキシル−5−
フエニル−3−(3−ピペリジノプロピル)−
1,3−オキサゾリジン−2−オン 化合物11 (4RS、5RS)−4−ヘキシル−5−
フエニル−3−(3−ピロリジノプロピル)−
1,3−オキサゾリジン−2−オン 化合物12 (4RS、5SR)−4−ヘキシル−5−
フエニル−3−(3−ピロリジノプロピル)−
1,3−オキサゾリジン−2−オン 化合物13 (4RS、5RS)−4−ヘキシル−3−
〔3−(ペルヒドロアゼピン−1−イル)プロピ
ル〕−5−フエニル−1,3−オキサゾリジン
−2−オン 化合物14 (4RS、5SR)−4−ヘキシル−3−
〔3−(ペルヒドロアゼピン−1−イル)プロピ
ル〕−5−フエニル−1,3−オキサゾリジン
−2−オン 化合物15 (4R、5R)−4−ヘキシル−5−フ
エニル−3−(3−ピペリジノプロピル)−1,
3−オキサゾリジン−2−オン 化合物16 (4R、5S)−4−ヘキシル−5−フエ
ニル−3−(3−ピペリジノプロピル)−1,3
−オキサゾリジン−2−オン 化合物17 (4R、5S)−4−ヘキシル−5−フエ
ニル−3−(3−ピペリジノプロピル)−1,3
−オキサゾリジン−2−オン 化合物18 (4R、5R)−4−ヘキシル−5−フ
エニル−3−(3−ピペリジノプロピル)−1,
3−オキサゾリジン−2−オン 化合物19 (4RS、5RS)−4−ヘプチル−5−
フエニル−3−(3−ピペリジノプロピル)−
1,3−オキサゾリジン−2−オン 化合物20 (4RS、5SR)−4−ヘプチル−5−
フエニル−3−(3−ピペリジノプロピル)−
1,3−オキサゾリジン−2−オン 化合物21 (4RS、5RS)−5−フエニル−3−
(3−ピペリジノプロピル)−4−オクチル−
1,3−オキサゾリジン−2−オン 化合物22 (4RS、5SR)−5−フエニル−3−
(3−ピペリジノプロピル)−4−オクチル−
1,3−オキサゾリジン−2−オン 化合物23 (4RS、5RS)−4−(1−メチルブチ
ル)−5−フエニル−3−(3−ピペリジノプロ
ピル)−1,3−オキサゾリジン−2−オン 化合物24 (4RS、5SR)−4−(1−メチルブチ
ル)−5−フエニル−3−(3−ピペリジノプロ
ピル)−1,3−オキサゾリジン−2−オン 化合物25 (4RS、5RS)−4−(4−メチルペン
チル)−5−フエニル−3−(3−ピペリジノプ
ロピル)−1,3−オキサゾリジン−2−オン 化合物26 (4RS、5SR)−4−(4−メチルペン
チル)−5−フエニル−3−(3−ピペリジノプ
ロピル)−1,3−オキサゾリジン−2−オン 化合物27 (4RS、5RS)−4−(1−メチルペン
チル)−5−フエニル−3−(3−ピペリジノプ
ロピル)−1,3−オキサゾリジン−2−オン 化合物28 (4RS、5SR)−4−(1−メチルペン
チル)−5−フエニル−3−(3−ピペリジノプ
ロピル)−1,3−オキサゾリジン−2−オン 化合物29 (4RS、5RS)−4−(5−メチルヘキ
シル)−5−フエニル−3−(3−ピペリジノプ
ロピル)−1,3−オキサゾリジン−2−オン 化合物30 (4RS、5SR)−4−(5−メチルヘキ
シル)−5−フエニル−3−(3−ピペリジノプ
ロピル)−1,3−オキサゾリジン−2−オン 化合物31 (4RS、5RS)−4−(1−メチルヘキ
シル)−5−フエニル−3−(3−ピペリジノプ
ロピル)−1,3−オキサゾリジン−2−オン 化合物32 (4RS、5SR)−4−(1−メチルヘキ
シル)−5−フエニル−3−(3−ピペリジノプ
ロピル)−1,3−オキサゾリジン−2−オン 化合物33 (4RS、5RS)−4−(6−メチルヘプ
チル)−5−フエニル−3−(3−ピペリジノプ
ロピル)−1,3オキサゾリジン−2−オン 化合物34 (4RS、5SR)−4−(6−メチルヘプ
チル)−5−フエニル−3−(3−ピペリジノプ
ロピル)−1,3−オキサゾリジン−2−オン 化合物35 (4RS、5RS)−4−(1−メチルヘプ
チル)−5−フエニル−3−(3−ピペリジノプ
ロピル)−1,3−オキサゾリジン−2−オン 化合物36 (4RS、5SR)−4−(1−メチルヘプ
チル)−5−フエニル−3−(3−ピペリジノプ
ロピル)−1,3−オキサゾリジン−2−オン 化合物37 (4RS、5RS)−4−(1,1−ジメチ
ルプロピル)−5−フエニル−3−(3−ピペリ
ジノプロピル)−1,3−オキサゾリジン−2
−オン 化合物38 (4RS、5SR)−4−(1,1−ジメチ
ルプロピル)−5−フエニル−3−(3−ピペリ
ジノプロピル)−1,3−オキサゾリジン−2
−オン 化合物39 (4RS、5RS)−4−(1−エチルブチ
ル)−5−フエニル−3−(3−ピペリジノプロ
ピル)−1,3−オキサゾリジン−2−オン 化合物40 (4RS、5SR)−4−(1−エチルブチ
ル)−5−フエニル−3−(3−ピペリジノプロ
ピル)−1,3−オキサゾリジン−2−オン 〔作用〕 本発明化合物()のグルタミン酸遮断作用及
び毒性試験の結果は次のとおりである。尚比較化
合物としては、次の化合物を用いた。 比較化合物1 (4RS、5SR)−4−メチル−5
−フエニル−3−(2−ピペリジノエチル)−
1,3−オキサゾリジン−2−オン 塩酸塩 比較化合物2 (4RS、5SR)−4−メチル−5
−フエニル−3−(2−ピロリジノエチル)−
1,3−オキサゾリジン−2−オン 塩酸塩 実験1 ザリガニ神経筋接合部におけるグルタミ
ン酸遮断作用: Ishidaら〔J.Physiol.、298、301−319(1980)〕
及びShinozakiら〔Comp.Biochem.Phyaiol、
70c、49−58(1981)〕の方法に従つて行つた。 すなわち、ザリガニ第一歩脚の開鋏筋を実験材
料として用いた。神経筋標本を、液槽中に固定
し、一定流速のザリガニ用生理溶液(組成
(mM):NaCl(195)CACl2(18)、KCl(5.4)、
Tris−maleate buffer(PH7.5)(10)、glucose
(11))で室温下に灌流し、3M−KCl溶液を満た
したガラス微小電極を筋線維中央に挿入し、筋細
胞膜電位の変化を細胞内記録した。被験物質のグ
ルタミン酸遮断作用はL−グルタミン酸
(10-4M)を灌流適用して誘発される脱分極に対
する被験物質薬液(本発明化合物:2×10-5M、
比較化合物:2×10-4M)の5分間前処理による
L−グルタミン酸誘発脱分極の抑制率として求め
た。その結果を表1に示す。 【表】 実験2 急性毒性 ddN系雄性マウスを用いて、up and down
法により求めた。被験物質は生理食塩水に溶解
し尾静脈より投与した。 被験物質:比合物8 LD50:53.6mg/Kg・iv 実施例 (1RS、2RS)−1−フエニル−2−(3−ピペ
リジノプロピルアミノ)オクタン−1−オール二
塩酸塩(1.00g、2.38mmol)を10%水酸化ナト
リウム水溶液(14ml)に懸濁させ、エーテル(33
ml)を加えて撹拌混合し、澄明になつたところで
氷冷し、20%トリクロロメチル クロロフオルメ
ート トルエン溶液(4.8ml)を1時間かけて滴
下した。滴下終了後、室温にて30分間撹拌した
後、有機層を分取し、飽和食塩水で1回洗浄し
た。芒硝で乾燥し、滅圧下溶媒留去して得た粗体
を、シリカゲルカラムクロマトグラフイー(溶
媒:クロロホルム/メタノール=20:1)にて精
製し、(4RS、5RS)−4−ヘキシル−5−フエニ
ル−3−(3−ピペピジノプロピル)−1,3−オ
キサゾリジン−2−オンを淡黄色油状物として
0.88g(収率100%)得た。 IRνNaCl nax(cm-1):2920,2850,2770,1750,1600

1450,1410,1230,1120,1030,1010,755,
695. NMR(CDCl3)δppm 0.76〜1.04(3H、m)、1.16〜1.92(18H、m)、
2.04〜2.52(6H、m)、2.84〜3.24(1H、m)、
3.32〜3.76(2H、m)、5.06(1H、d、J=5
Hz)、7.34(5H、m). mp フマル酸塩:92〜94℃(エタノール−エー
テル) 同様にして下記表2の化合物を得た。 【表】 【表】 参考例 (1RS、2RS)−1−フエニル−2−(3−ピペ
リジノプロピルアミノ)オクタン−1−オール
二塩酸塩: (1RS、2RS)−2−アミノ−1−フエニルオ
クタン−1−オール(1.77g、8.0mmol)及び1
−(3−クロロプロピル)ピペリジン(1.29g、
8.0mmol)の混合物を窒素ガス雰囲気下70℃に
て混融し、つづいて110〜120℃の油浴上にて、3
時間加熱した。空冷後反応混合物にエタノール及
び濃塩酸(0.67ml)を加えて加熱溶解し、空冷後
酢酸エチルを加えて析出する結晶を取、酢酸エ
チルつづいてヘキサンで洗浄後乾燥して標題の化
合物を白色結晶として1.96g得た。(収率59%) mp231〜234℃(分解) IRνKBr nax(cm-1):3310,2925,2700,1585,1450,
1055,760,700 遊離塩基は水酸化ナトリウム水溶液と処理した
後、クロロホルムで押出して得た。 IRνneat nax(cm-1):3280,2920,2850,2800,1600

1465,1450,1345,1150,1120,1035,755,
695 NMR(CDCl3) δ0.68〜1.02(3H、m、CH2C 3) 1.02〜1.90(20H、m、(C 25CH3
【式】N、OH) 2.16〜2.90(9H、m、 【式】) 4.24(1H、d、J=8Hz、C−O) 7.30(5H、m、芳香族水素) 以下同様にして下記表3の原料化合物を合成し
た。 【表】 【表】
[Detailed Description of the Invention] [Industrial Application Field] The present invention provides novel 1,3-oxazolidine-2-
on derivatives, more specifically, the following general formula (), (In the formula, R represents a normal propyl group, a normal butyl group, a pentyl group, a hexyl group, a heptyl group, or an octyl group, and n represents 4, 5, or 6) 1,3-oxazolidine-2- This invention relates to on derivatives, acid addition salts thereof, and methods for producing the same. [Prior art and problems to be solved by the invention] It has been strongly suggested that glutamate acts as an excitatory neurotransmitter in the central nervous system of higher animals and the neuromuscular junction of lower animals. “Glutamata as a Neurotransmitter”, ed.
by GDDChiara & GLGessa, Raven
Press, New York, 1981: HMGerschenfeld,
Physiol.Rev. 53 , 1-119 (1973)], when extremely strong glutamate agonists such as kainic acid, domoic acid, quisqualic acid, and ibotenic acid are administered to higher animals, abnormal behavior, rigidity, tremor, It has been reported that convulsions are induced [Olnrey et al.
Brain Res., 77 , 507-512 (1974)]. On the other hand, it is known that the functions of the central and peripheral nervous systems decline with aging, leading to Parkinson's disease, motor neuron disease, dementia, tremor, spinocerebellar degeneration, etc. This is thought to be caused by a breakdown in the equilibrium relationship between excitatory and inhibitory nerves (for example, the equilibrium relationship between glutamate and GABA) due to a lack of or a decline in the overall function of the nervous system (Toshiei Hirai: Neurological Advances 17 ). 69, (1973). Based on the above, drugs that selectively block glutamate can be used to treat neurological diseases that are common in the elderly, such as dizziness, stiff shoulders, convulsions, and tremors caused by imbalances in the nervous system and abnormal acceleration of muscle pulses. On the other hand, glutamic acid acts as an excitatory transmitter in the neuromuscular junction of insects, and drugs that block it can also be used as pesticides because they dampen insect activity. [Morisou Eto Chemistry and Biology, 21, 725
(1983)]. Under these circumstances, the inventors of the present invention conducted extensive research and found that the novel 1,3-oxazolidin-2-one derivative represented by the above general formula () has an excellent glutamate blocking effect. As a compound structurally similar to the compound of the present invention, 4-methyl-5-phenyl-3-(2
-piperidinoethyl)1,3-oxazolidine-
2-on [Zikolova et al.: Farmatsiya (Sofia),
14, 16-21 (1964) and Nikolova: Izv.Inst.
Fiziol.Bulg.Akad.Nauk., 12 , 217−226
(1969)], and 4-methyl-5-phenyl-3-
(2-pyrrolidinoethyl)-1,3-oxazolidin-2-one [Zikolova et al.: Farmatsiya
(Sofia), 14 , 16-21 (1964)]. [Means for Solving the Problems] Therefore, the present invention provides a novel 1,3-oxazolidine-2 represented by the above general formula (), which has an excellent glutamic acid blocking effect and is useful as pharmaceuticals and agricultural chemicals. -one derivatives. Furthermore, the present invention provides a novel method for producing 1,3-oxazolidin-2-one derivatives. In addition, the compound of formula () has the cis form (4RS,
5SR), trans stereoisomers (4RS, 5RS) and (4R, 5S), (4S, 5R), (4R, 5R), (4S,
5S), and all of these isomers are included in the present invention. The compound of the present invention can be produced, for example, by the method shown below. Method 1: The compound () of the present invention is produced by reacting the compound () with the compound (). (In the formula, Y represents a halogen atom or a trichloromethyloxy group, and R and n are the same as above.) The reaction is carried out in a heterogeneous solvent of water and an organic solvent such as ether or chloroform in the presence of an alkali such as sodium hydroxide. It is carried out at a temperature of -10 to 10°C.
The compound of the present invention can also be obtained by method 2. Method 2: The compound () is reacted with the compound () to form the compound (), which is then heated in the presence of a base to cyclize it to produce the compound () of the present invention. (In the formula, R 1 represents a lower alkyl group, and R and n are the same as above.) The reaction of compound () with () is carried out using an organic solvent such as ether or chloroform in the presence of an alkali such as sodium hydroxide. −5 in a heterogeneous solvent with water
It is carried out at a temperature of ~15 °C. Cyclization of compound () is performed using sodium methoxide, sodium ethoxide,
100-140℃ in a solvent such as toluene or xylene in the presence of a base such as aluminum isopropoxide
This is done by heating. The compound of formula () as a raw material is produced, for example, by the method shown by the following reaction formula. 1,3-oxazolidine-2 thus obtained
The -one derivative can be converted into an addition salt with an acid by a conventional method. Examples of acid addition salts include salts of hydrochloric acid, hydrobromide, sulfuric acid, P-toluenesulfonic acid, fumaric acid, citric acid, maleic acid, oxalic acid, and the like. Representative compounds of the compound () of the present invention are as follows. Compound 1 (4RS, 5RS)-5-phenyl-3-
(3-piperidinopropyl)-4-n-propyl-1,3-oxazolidin-2-one compound 2 (4RS, 5SR)-5-phenyl-3-
(3-piperidinopropyl)-4-n-propyl-1,3-oxazolidin-2-one compound 3 (4RS, 5RS)-4-n-butyl-5-phenyl-3-(3-piperidinopropyl) -1,3-oxazolidin-2-one compound 4 (4RS, 5SR) -4-n-n-butyl-5-phenyl-3-(3-piperidinopropyl)-1,3-oxazolidin-2-one compound 5 ( 4RS, 5RS)-4-Normalpentyl-5-phenyl-3-(3-piperidinopropyl)-1,3-oxazolidin-2-one Compound 6 (4RS, 5SR)-4-Normalpentyl-5-phenyl -3-(3-Piperidinopropyl)-1,3-oxazolidin-2-one Compound 7 (4RS, 5RS)-4-(3-methylbutyl)-5-phenyl-3-(3-piperidinopropyl )-1,3-oxazolidin-2-one Compound 8 (4RS, 5SR)-4-(3-methylbutyl)-5-phenyl-3-(3-piperidinopropyl)-1,3-oxazolidine-2- Compound 9 (4RS, 5RS)-4-hexyl-5-
Phenyl-3-(3-piperidinopropyl)-
1,3-oxazolidin-2-one compound 10 (4RS, 5SR)-4-hexyl-5-
Phenyl-3-(3-piperidinopropyl)-
1,3-oxazolidin-2-one compound 11 (4RS, 5RS)-4-hexyl-5-
Phenyl-3-(3-pyrrolidinopropyl)-
1,3-oxazolidin-2-one compound 12 (4RS, 5SR)-4-hexyl-5-
Phenyl-3-(3-pyrrolidinopropyl)-
1,3-oxazolidin-2-one compound 13 (4RS, 5RS)-4-hexyl-3-
[3-(Perhydroazepin-1-yl)propyl]-5-phenyl-1,3-oxazolidin-2-one compound 14 (4RS, 5SR)-4-hexyl-3-
[3-(Perhydroazepin-1-yl)propyl]-5-phenyl-1,3-oxazolidin-2-one Compound 15 (4R,5R)-4-hexyl-5-phenyl-3-(3-phenyl) peridinopropyl)-1,
3-Oxazolidin-2-one compound 16 (4R,5S)-4-hexyl-5-phenyl-3-(3-piperidinopropyl)-1,3
-Oxazolidin-2-one compound 17 (4R,5S)-4-hexyl-5-phenyl-3-(3-piperidinopropyl)-1,3
-Oxazolidin-2-one compound 18 (4R, 5R)-4-hexyl-5-phenyl-3-(3-piperidinopropyl)-1,
3-oxazolidin-2-one compound 19 (4RS, 5RS)-4-heptyl-5-
Phenyl-3-(3-piperidinopropyl)-
1,3-oxazolidin-2-one compound 20 (4RS, 5SR)-4-heptyl-5-
Phenyl-3-(3-piperidinopropyl)-
1,3-oxazolidin-2-one compound 21 (4RS, 5RS)-5-phenyl-3-
(3-piperidinopropyl)-4-octyl-
1,3-oxazolidin-2-one compound 22 (4RS, 5SR)-5-phenyl-3-
(3-piperidinopropyl)-4-octyl-
1,3-oxazolidin-2-one compound 23 (4RS, 5RS)-4-(1-methylbutyl)-5-phenyl-3-(3-piperidinopropyl)-1,3-oxazolidin-2-one compound 24 (4RS, 5SR)-4-(1-methylbutyl)-5-phenyl-3-(3-piperidinopropyl)-1,3-oxazolidin-2-one compound 25 (4RS, 5RS)-4-( 4-Methylpentyl)-5-phenyl-3-(3-piperidinopropyl)-1,3-oxazolidin-2-one compound 26 (4RS, 5SR)-4-(4-methylpentyl)-5-phenyl -3-(3-Piperidinopropyl)-1,3-oxazolidin-2-one compound 27 (4RS, 5RS)-4-(1-methylpentyl)-5-phenyl-3-(3-piperidino propyl)-1,3-oxazolidin-2-one compound 28 (4RS, 5SR)-4-(1-methylpentyl)-5-phenyl-3-(3-piperidinopropyl)-1,3-oxazolidine- 2-one compound 29 (4RS, 5RS)-4-(5-methylhexyl)-5-phenyl-3-(3-piperidinopropyl)-1,3-oxazolidin-2-one compound 30 (4RS, 5SR )-4-(5-methylhexyl)-5-phenyl-3-(3-piperidinopropyl)-1,3-oxazolidin-2-one Compound 31 (4RS, 5RS)-4-(1-methylhexyl )-5-phenyl-3-(3-piperidinopropyl)-1,3-oxazolidin-2-one Compound 32 (4RS, 5SR)-4-(1-methylhexyl)-5-phenyl-3-( 3-piperidinopropyl)-1,3-oxazolidin-2-one compound 33 (4RS, 5RS)-4-(6-methylheptyl)-5-phenyl-3-(3-piperidinopropyl)-1 ,3oxazolidin-2-one compound 34 (4RS, 5SR)-4-(6-methylheptyl)-5-phenyl-3-(3-piperidinopropyl)-1,3-oxazolidin-2-one compound 35 (4RS, 5RS)-4-(1-methylheptyl)-5-phenyl-3-(3-piperidinopropyl)-1,3-oxazolidin-2-one Compound 36 (4RS, 5SR)-4-( 1-Methylheptyl)-5-phenyl-3-(3-piperidinopropyl)-1,3-oxazolidin-2-one Compound 37 (4RS, 5RS)-4-(1,1-dimethylpropyl)-5 -Phenyl-3-(3-piperidinopropyl)-1,3-oxazolidine-2
-one compound 38 (4RS, 5SR)-4-(1,1-dimethylpropyl)-5-phenyl-3-(3-piperidinopropyl)-1,3-oxazolidine-2
-one compound 39 (4RS, 5RS) -4-(1-ethylbutyl)-5-phenyl-3-(3-piperidinopropyl)-1,3-oxazolidin-2-one compound 40 (4RS, 5SR) - 4-(1-Ethylbutyl)-5-phenyl-3-(3-piperidinopropyl)-1,3-oxazolidin-2-one [Action] The results of the glutamate blocking action and toxicity test of the compound of the present invention () are as follows: It is as follows. The following compounds were used as comparative compounds. Comparative compound 1 (4RS, 5SR)-4-methyl-5
-Phenyl-3-(2-piperidinoethyl)-
1,3-oxazolidin-2-one hydrochloride comparison compound 2 (4RS, 5SR)-4-methyl-5
-Phenyl-3-(2-pyrrolidinoethyl)-
1,3-Oxazolidin-2-one hydrochloride experiment 1 Glutamate blocking effect in crayfish neuromuscular junction: Ishida et al. [J.Physiol., 298 , 301-319 (1980)]
and Shinozaki et al. [Comp.Biochem.Phyaiol,
70c, 49-58 (1981)]. That is, the scissor muscle of the first leg of a crayfish was used as an experimental material. The neuromuscular specimens were fixed in a liquid bath and treated with a constant flow rate of crayfish physiological solution (composition (mM): NaCl (195), CACl 2 (18), KCl (5.4),
Tris−maleate buffer (PH7.5) (10), glucose
(11)) at room temperature, a glass microelectrode filled with 3M-KCl solution was inserted into the center of the muscle fiber, and changes in muscle cell membrane potential were recorded intracellularly. The glutamate blocking effect of the test substance was demonstrated by the test substance drug solution (compound of the present invention: 2× 10 -5 M ,
It was determined as the inhibition rate of L-glutamic acid-induced depolarization by pretreatment with a comparative compound (2×10 −4 M) for 5 minutes. The results are shown in Table 1. [Table] Experiment 2 Acute toxicity Up and down using ddN male mice
Required by law. The test substance was dissolved in physiological saline and administered through the tail vein. Test substance: Compound 8 LD50: 53.6mg/Kg・iv Example (1RS, 2RS)-1-phenyl-2-(3-piperidinopropylamino)octan-1-ol dihydrochloride (1.00g, 2.38 mmol) was suspended in 10% aqueous sodium hydroxide solution (14 ml), and ether (33
ml) was added thereto, the mixture was stirred, and when the mixture became clear, it was cooled on ice, and a 20% trichloromethyl chloroformate toluene solution (4.8 ml) was added dropwise over 1 hour. After the dropwise addition was completed, the mixture was stirred at room temperature for 30 minutes, and then the organic layer was separated and washed once with saturated brine. The crude product obtained by drying with Glauber's salt and evaporating the solvent under reduced pressure was purified by silica gel column chromatography (solvent: chloroform/methanol = 20:1) to obtain (4RS, 5RS)-4-hexyl-5. -Phenyl-3-(3-pipepidinopropyl)-1,3-oxazolidin-2-one as pale yellow oil
0.88g (yield 100%) was obtained. IRν NaCl nax (cm -1 ): 2920, 2850, 2770, 1750, 1600

1450, 1410, 1230, 1120, 1030, 1010, 755,
695. NMR ( CDCl3 ) δppm 0.76-1.04 (3H, m), 1.16-1.92 (18H, m),
2.04~2.52 (6H, m), 2.84~3.24 (1H, m),
3.32-3.76 (2H, m), 5.06 (1H, d, J=5
Hz), 7.34 (5H, m). mp Fumarate: 92-94°C (ethanol-ether) Compounds shown in Table 2 below were obtained in the same manner. [Table] [Table] Reference example (1RS, 2RS)-1-phenyl-2-(3-piperidinopropylamino)octan-1-ol dihydrochloride: (1RS, 2RS)-2-amino-1- phenyl octan-1-ol (1.77 g, 8.0 mmol) and 1
-(3-chloropropyl)piperidine (1.29g,
A mixture of 8.0 mmol) was melted at 70°C under a nitrogen gas atmosphere, and then melted on an oil bath at 110 to 120°C for 3
heated for an hour. After cooling in air, add ethanol and concentrated hydrochloric acid (0.67 ml) to the reaction mixture and dissolve by heating. After cooling in air, add ethyl acetate to collect the precipitated crystals. Wash with ethyl acetate and then hexane and dry to obtain the title compound as white crystals. 1.96g was obtained. (Yield 59%) mp231-234℃ (decomposition) IRν KBr nax (cm -1 ): 3310, 2925, 2700, 1585, 1450,
1055,760,700 The free base was obtained by treatment with aqueous sodium hydroxide followed by extrusion with chloroform. IRν neat nax (cm -1 ): 3280, 2920, 2850, 2800, 1600

1465, 1450, 1345, 1150, 1120, 1035, 755,
695 NMR ( CDCl3 ) δ0.68 ~ 1.02 (3H, m , CH2CH3 ) 1.02~ 1.90 (20H, m, ( CH2 ) 5CH3 ,
[Formula] NH , O H) 2.16-2.90 (9H, m, [Formula]) 4.24 (1H, d, J=8Hz, C H - O) 7.30 (5H, m, aromatic hydrogen) Similarly, The raw material compounds shown in Table 3 below were synthesized. [Table] [Table]

Claims (1)

【特許請求の範囲】 1 次の一般式() (式中、Rは、ノルマルプロピル基、ノルマルブ
チル基、ペンチル基、ヘキシル基、ヘプチル基又
はオクチル基を示し、nは4、5、又は6を示
す) で表わされる1,3−オキサゾリジン−2−オン
誘導体及びその酸付加塩。 2 一般式 (式中、Rは、ノルマルプロピル基、ノルマルブ
チル基、ベンチル基、ヘキシル基、ヘプチル基又
はオクチル基を示し、nは4、5、又は6を示
す) で表わされる化合物に一般式 (式中、Yはハロゲン原子又はトリクロロメチル
オキシ基を示す) で表わされる化合物を反応せしめ、所望により生
成物を酸付加塩とすることを特徴とする一般式
() (式中、R及びnは前記と同じ) で表わされる1,3−オキサゾリジン−2−オン
誘導体及びその酸付加塩の製造法。
[Claims] First-order general formula () (In the formula, R represents a normal propyl group, a normal butyl group, a pentyl group, a hexyl group, a heptyl group, or an octyl group, and n represents 4, 5, or 6) -one derivatives and acid addition salts thereof. 2 General formula (wherein, R represents a normal propyl group, a normal butyl group, a bentyl group, a hexyl group, a heptyl group, or an octyl group, and n represents 4, 5, or 6) (In the formula, Y represents a halogen atom or a trichloromethyloxy group) A general formula () characterized by reacting a compound represented by the following and optionally converting the product into an acid addition salt. (In the formula, R and n are the same as above.) A method for producing a 1,3-oxazolidin-2-one derivative and an acid addition salt thereof.
JP4628885A 1985-03-08 1985-03-08 Novel 1,3-oxazolidin-2-one derivative and production thereof Granted JPS61205268A (en)

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JP4628885A JPS61205268A (en) 1985-03-08 1985-03-08 Novel 1,3-oxazolidin-2-one derivative and production thereof
CN 85104606 CN1011507B (en) 1985-03-08 1985-06-17 Processes for preparing 1,3-oxazolidine-2-one derivatives

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JPH0481990B2 true JPH0481990B2 (en) 1992-12-25

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JPH0314562A (en) * 1988-04-11 1991-01-23 Nippon Chemiphar Co Ltd Novel alkylenediamine derivative and glutamic acid-blocking agent

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