JP2023544643A - バクチオ-ル誘導体、その薬学的に許容される塩及びその調製方法並びに用途 - Google Patents
バクチオ-ル誘導体、その薬学的に許容される塩及びその調製方法並びに用途 Download PDFInfo
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- JP2023544643A JP2023544643A JP2023527021A JP2023527021A JP2023544643A JP 2023544643 A JP2023544643 A JP 2023544643A JP 2023527021 A JP2023527021 A JP 2023527021A JP 2023527021 A JP2023527021 A JP 2023527021A JP 2023544643 A JP2023544643 A JP 2023544643A
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- C07C43/00—Ethers; Compounds having groups, groups or groups
- C07C43/02—Ethers
- C07C43/20—Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring
- C07C43/225—Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring containing halogen
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- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/075—Ethers or acetals
- A61K31/085—Ethers or acetals having an ether linkage to aromatic ring nuclear carbon
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- A—HUMAN NECESSITIES
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- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/13—Amines
- A61K31/135—Amines having aromatic rings, e.g. ketamine, nortriptyline
- A61K31/138—Aryloxyalkylamines, e.g. propranolol, tamoxifen, phenoxybenzamine
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- A61K31/13—Amines
- A61K31/14—Quaternary ammonium compounds, e.g. edrophonium, choline
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- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/13—Amines
- A61K31/155—Amidines (), e.g. guanidine (H2N—C(=NH)—NH2), isourea (N=C(OH)—NH2), isothiourea (—N=C(SH)—NH2)
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- A—HUMAN NECESSITIES
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- 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
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- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/41—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having five-membered rings with two or more ring hetero atoms, at least one of which being nitrogen, e.g. tetrazole
- A61K31/4164—1,3-Diazoles
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- A—HUMAN NECESSITIES
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- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/435—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom
- A61K31/44—Non condensed pyridines; Hydrogenated derivatives thereof
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- A—HUMAN NECESSITIES
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- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/495—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with two or more nitrogen atoms as the only ring heteroatoms, e.g. piperazine or tetrazines
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- A61K31/33—Heterocyclic compounds
- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/54—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with at least one nitrogen and one sulfur as the ring hetero atoms, e.g. sulthiame
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- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
- A61P31/04—Antibacterial agents
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- C07C217/04—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton having etherified hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated
- C07C217/06—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton having etherified hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated having only one etherified hydroxy group and one amino group bound to the carbon skeleton, which is not further substituted
- C07C217/14—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton having etherified hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated having only one etherified hydroxy group and one amino group bound to the carbon skeleton, which is not further substituted the oxygen atom of the etherified hydroxy group being further bound to a carbon atom of a six-membered aromatic ring
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- C07C217/04—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton having etherified hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated
- C07C217/06—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton having etherified hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated having only one etherified hydroxy group and one amino group bound to the carbon skeleton, which is not further substituted
- C07C217/14—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton having etherified hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated having only one etherified hydroxy group and one amino group bound to the carbon skeleton, which is not further substituted the oxygen atom of the etherified hydroxy group being further bound to a carbon atom of a six-membered aromatic ring
- C07C217/18—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton having etherified hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated having only one etherified hydroxy group and one amino group bound to the carbon skeleton, which is not further substituted the oxygen atom of the etherified hydroxy group being further bound to a carbon atom of a six-membered aromatic ring the six-membered aromatic ring or condensed ring system containing that ring being further substituted
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- C07C217/56—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton having etherified hydroxy groups bound to carbon atoms of at least one six-membered aromatic ring and amino groups bound to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings of the same carbon skeleton with amino groups linked to the six-membered aromatic ring, or to the condensed ring system containing that ring, by carbon chains not further substituted by singly-bound oxygen atoms
- C07C217/62—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton having etherified hydroxy groups bound to carbon atoms of at least one six-membered aromatic ring and amino groups bound to acyclic carbon atoms or to carbon atoms of rings other than six-membered aromatic rings of the same carbon skeleton with amino groups linked to the six-membered aromatic ring, or to the condensed ring system containing that ring, by carbon chains not further substituted by singly-bound oxygen atoms linked by carbon chains having at least three carbon atoms between the amino groups and the six-membered aromatic ring or the condensed ring system containing that ring
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- C07C235/04—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms having carbon atoms of carboxamide groups bound to acyclic carbon atoms and singly-bound oxygen atoms bound to the same carbon skeleton the carbon skeleton being acyclic and saturated
- C07C235/12—Carboxylic acid amides, the carbon skeleton of the acid part being further substituted by oxygen atoms having carbon atoms of carboxamide groups bound to acyclic carbon atoms and singly-bound oxygen atoms bound to the same carbon skeleton the carbon skeleton being acyclic and saturated having the nitrogen atom of at least one of the carboxamide groups bound to an acyclic carbon atom of a hydrocarbon radical substituted by carboxyl groups
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- C07C271/10—Esters of carbamic acids having oxygen atoms of carbamate groups bound to acyclic carbon atoms with the nitrogen atoms of the carbamate groups bound to hydrogen atoms or to acyclic carbon atoms
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- C07C279/08—Derivatives of guanidine, i.e. compounds containing the group, the singly-bound nitrogen atoms not being part of nitro or nitroso groups having nitrogen atoms of guanidine groups bound to acyclic carbon atoms of a carbon skeleton being further substituted by singly-bound oxygen atoms
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Abstract
Description
Rは、ハロゲン基、-CONR1R2、-COOR3、-NR4R5、
から選択され、
R1とR2は、それぞれ独立して-H、
から選択され、
R12とR13は、それぞれ独立して-H、
から選択され、
R22とR23は、それぞれ独立して-H、
から選択され、
R32とR33は、それぞれ独立して-H、
から選択され、
R42とR43は、それぞれ独立して-H、
から選択され、
R52とR53は、それぞれ独立して-H、
から選択され、
R62とR63は、それぞれ独立して-H又は
から選択され、
から選択され、
R18、R28、R38、R48、R58、R68は、それぞれ独立して-H、C1-6アルキル基又はハロゲンから選択され、
R77は、-H又はC1-6アルキル基から選択され、
R3は、-H又はC1-4アルキル基から選択され、
Rbは、C1-10アルキル基、-(CH2)pNRb1Rb2又は-SRb3から選択され、pは0、1、2、3、4、5、6、7、8、9又は10であり、
Ra3とRb3は、それぞれ独立してC1-10アルキル基であり、
R6は、C1-4アルキル基であり、R7は、-H又はC1-4アルキル基から選択され、R8は、-H、C1-6アルキル基又は
であり、
Y-は、陰イオンである。
式(I-1)に示す化合物を
と反応させ、Rがハロゲンである式(I-1)に示す化合物を調製し取得するステップを含み、
であるときに、前記調製方法は、
式(I-1)に示す化合物を
と反応させ、RがBrである中間体を調製し取得するステップと、
である式(I)に示す化合物を調製し取得するステップと、
と反応させ、Rが
である式(I)に示す化合物を調製し取得するステップと、を含み、
式(I-1)に示す化合物とブロモアルキルアルキル酸エステルとを縮合反応させ、Rが-COOR3である式(I)に示す化合物を調製し取得するステップと、
式(I-2)に示す化合物と
とを縮合反応させ、RがCONR1R2である式(I)に示す化合物を調製し取得するステップと、を含む。
用語の解釈
定義と汎用用語
を指し、
本発明で、キラルな炭素原子の立体配置が示されていない場合に、当分野で許容される任意の構成を含むと理解されるべきであり、
本発明の化合物は、非溶媒和型及び薬学的に許容される溶媒(例えば水、エタノ-ルなど)を含む溶媒和型で存在し、即ち、溶媒和型及び非溶媒和型を含む。
本発明で、ある置換可能部分は、1つ又は複数の置換基で置換され、且つこの置換可能部分に複数の置換基がある場合に、複数の置換基は、互いに同じ又は異なっても良い。
詳細な説明
更に、式(I‘)に示す構造を有し、
ここで、nは1~16の整数であり、一実施例において、nは1、2、3、4、5、6、7、8、9、10、11又は12であり、
Rはハロゲン、CONR1R2、-COOR3、NR4R5、
から選択され、
R1とR2は、それぞれ独立して-H、
から選択され、
R12とR13は、それぞれ独立して-H、
から選択され、
R22とR23は、それぞれ独立して-H、
から選択され、
R32とR33は、それぞれ独立して-H、
から選択され、
R42とR43は、それぞれ独立して-H、
から選択され、
R52とR53は、それぞれ独立して-H、
から選択され、
R62とR63は、それぞれ独立して-H又は
から選択され、
ここで、R14、R24、R34、R44、R54、R64及びR74は、それぞれ独立して-H、グアニジン基、-NR4R5、-SR4、5~20員含窒素ヘテロアリ-ル、
から選択され、
R15~R17、R25~R27、R35~R37、R45~R47、R55~R57、R65~R67は、それぞれ独立して-H又はC1-6アルキル基から選択され、
R18、R28、R38、R48、R58、R68は、それぞれ独立して-H、C1-6アルキル基又はハロゲンから選択され、
n1、n2、n3、n4、n5、n6及びn7は、それぞれ独立して0、1、2、3、4、5、6、7、8、9又は10であり、
R77は、-H又はC1-6アルキル基から選択され、
R3は、-H又はC1-4アルキル基から選択され、
R4とR5は、それぞれ独立して-H、C1-16アルキル基、COOR8、-Fmoc、Ra置換C1-16アルキル基から選択され、或いは、R4、R5は、R4、R5に繋がるNとともに5~20員ヘテロサイクル、5~20員ヘテロ芳香族環、Rb置換5~20員ヘテロサイクル、又はRb置換5~20員ヘテロ芳香族環を形成してもよく、
Raは、5~10員アリ-ル基、5~10員ヘテロアリ-ル基、-NRa1Ra2又は-SRa3から選択され、
Rbは、C1-10アルキル基、-(CH2)pNRb1Rb2又は-SRb3から選択され、pは0、1、2、3、4、5、6、7、8、9又は10であり、
Ra1、Ra2、Rb1及びRb2は、それぞれ独立して-H、C1-10アルキル基、又はRc置換C1-10アルキル基であり、或いは、Ra1及びRa2は、Ra1及びRa2に繋がるN原子とともに5~10員ヘテロサイクル又は5~10員ヘテロ芳香族環を形成してもよく、或いは、Rb1及びRb2は、Rb1及びRb2に繋がるN原子とともに5~10員ヘテロサイクル又は5~10員ヘテロ芳香族環を形成してもよく、
Ra3とRb3は、それぞれ独立してC1-10アルキル基であり、
Rcは、-NRc1Rc2、グアニジン基又は5~6員含窒素ヘテロアリ-ルから選択され、Rc1とRc2は、それぞれ独立して-H、C1-4アルキル基であり、或いは、Rc1及びRc2は、Rc1及びRc2に繋がるN原子とともに5~10員ヘテロサイクル又は5~10員ヘテロ芳香族環を形成してもよく、
R6は、C1-4アルキル基であり、R7は、-H又はC1-4アルキル基から選択され、R8は、-H、C1-6アルキル基又は
であり、
Y-は陰イオンであり、更に、Y-はハロゲン陰イオンであり、より更に、Y-はヨウ素イオンであるバクチオ-ル誘導体及びその薬学的に許容される塩を提供する。
更に、R4とR5は、それぞれ独立してH、C1-12アルキル基、COOR8、-Fmoc、Ra置換C1-12アルキル基から選択され、且つR4、R5は、R4、R5に繋がるNとともに5~15員ヘテロサイクル、5~10員ヘテロ芳香族環、Rb置換5~15員ヘテロサイクル、Rb置換5~15員ヘテロ芳香族環を形成してもよく、更に、R4とR5は、それぞれ独立してH、C1-10アルキル基、COOR8、-Fmoc、Ra置換C1-10アルキル基から選択され、且つR4、R5は、R4、R5に繋がるNとともに5~15員ヘテロサイクル、5~10員ヘテロ芳香族環、Rb置換5~15員ヘテロサイクル、Rb置換5~15員ヘテロ芳香族環を形成してもよく、
更に、前記ヘテロサイクル基は、下記の構造基から選択され、
q1、q2、q3及びq4は、それぞれ独立して1、2、3又は4から選択され、
より更に、前記ヘテロサイクル基は、
から選択される。
更に、Ra1、Ra2は、それぞれ独立してH、C1-4アルキル基、NRc1Rc2置換C1-4アルキル基であり、更に、Ra3はC1-4アルキル基であり、更に、Rc1とRc2は、それぞれ独立してH又はC1-4アルキル基であり、更に、RbはH、C1-6アルキル基、-(CH2)pNRb1Rb2から選択され、pは0、1、2、3、4、5又は6であり、より更に、Rb1とRb2は、それぞれ独立してH又はC1-4アルキル基である。
ここで、m1とm2は、それぞれ独立して1、2、3、4、5、6、7又は8である。
であり、
一実施形態において、R12及びR13はいずれもHであり、一実施例において、R12及びR13のうち、一方がHであり、
他方が
から選択され、
一実施例において、R22及びR23はいずれもHであり、一実施例において、R22及びR23のうち、一方がHであり、
他方が
から選択され、
一実施例において、R32及びR33はいずれもHであり、一実施例において、R32及びR33のうち、一方がHであり、
他方が
から選択され、
一実施例において、R42及びR43はいずれもHであり、一実施例において、R42及びR43のうち、一方がHであり、
他方が
から選択され、
一実施例において、R52及びR53はいずれもHであり、一実施例において、R52及びR53のうち、一方がHであり、
他方が
から選択され、
更に、R14、R24、R34、R44、R54、R64及びR74は、それぞれ独立してH、グアニジン基、-NR4R5、-SR4、5~10員含窒素ヘテロアリ-ル、
から選択され、
更に、R14、R24、R34、R44、R54、R64及びR74は、それぞれ独立してH、グアニジン基、-NR4R5、-SR4、5員含窒素ヘテロアリ-ル、
から選択され、
更に、R14、R24、R34、R44、R54、R64及びR74は、それぞれ独立してH、グアニジン基、-NR4R5、-N(CH3)2、-SCH3、
から選択され、
更に、R4及びR5は、それぞれ独立してH又はC1-4アルキル基から選択され、より更に、R4とR5はそれぞれ独立してH、メチル基、エチル基、丙基、イソプロピル基又は丁基から選択され、
更に、上記バクチオ-ル誘導体は、下記の一般式の化合物から選択され、
Xは、NR12R13、OR15又は
である。
から選択される。更に、上記一般式(II)又は式(II‘)において、XはNR12R13であり、R14、R24、R34、R44、R54、R64及びR74のうち、少なくとも1つはグアニジン基である。
他方が
から選択され、
R22及びR23のうち、一方がHであり、
他方が
から選択され、
R32及びR33のうち、一方がHであり、
他方が
から選択され、
R42及びR43のうち、一方がHであり、
他方が
から選択され、
R62及びR63のうち、一方がHであり、
他方が
から選択される。
である。
他方が
から選択される。
他方が
から選択され、
R22及びR23のうち、一方がHであり、
他方が
から選択される。
他方が
から選択され、
R22及びR23のうち、一方がHであり、
他方が
から選択され、
R32及びR23のうち、一方がHであり、
他方が
から選択される。
ここで、X2は、NR22R23、OR25又は
X3は、NR32R33、OR35又は
X4は、NR42R43、OR45又は
X5はNR52R53、OR55又は
X6はNR62R63、OR65又は
更に、上記バクチオ-ル誘導体は、下記の一般式の化合物から選択される。
(1)Rはハロゲンであり、上記調製方法は、下記のステップを含み、
S101:式(I-1)に示す化合物を
Rがハロゲンである式(I-1)に示す化合物を調製し取得し、
前記調製方法は下記のステップを含み、
S201:式(I-1)に示す化合物を
RがBrである式(I)に示す化合物を調製し取得し、
S202:RがBrである式(I)に示す化合物をHNR4R5と反応させ、RがNR4R5である式(I)に示す化合物を調製し取得し、
S203:RがNR4R5である式(I)に示す化合物をハロアルキル基と反応させ、
である式(I)に示す化合物を調製し取得し、
S204:RがNH2である式(I)に示す化合物を
である式(I)に示す化合物を調製し取得し、
S301:式(I-1)に示す化合物とブロモアルキルアルキル酸エステルとを縮合反応させ、Rが-COOR3である式(I)に示す化合物を調製し取得し、
更に、ブロモアルキルアルキル酸エステルは、ブロモエチルC1-6アルキルエステルであり、
S302:将式(I-2)に示す化合物と
を縮合反応させ、式(II)に示す化合物を調製し取得し、
S303:式(II-1)に示す化合物に対して加水分解反応を行って、式(II-2)に示す化合物を調製し取得し、
S304:式(II-2)に示す化合物と
を縮合反応させ、式(III)に示す化合物を調製し取得し、
S305:任意的に、このように循環すると、エステル基を含む化合物を加水分解し、その後、対応するアミンと縮合反応させ、式(IV)、(V)、(VI)、(VII)に示す化合物を調製し取得し、各一般式の構造及び定義は上記した通りであり、ここで重複に説明しない。
化合物1の調製
化合物2の調製
化合物3の調製
化合物4の調製
化合物5の調製
化合物6の調製
化合物7の調製
化合物8の調製
化合物9の調製
化合物10の調製
化合物11の調製
化合物12の調製
化合物13の調製
化合物14の調製
化合物15の調製
化合物16の調製
化合物17の調製
化合物18の調製
化合物19の調製
化合物20の調製
化合物21の調製
化合物22の調製
化合物23の調製
化合物24の調製
化合物25の調製
化合物26の調製
化合物27の調製
化合物28の調製
化合物29の調製
化合物30の調製
化合物31の調製
化合物32の調製
化合物33の調製
化合物34の調製
化合物35の調製
化合物36の調製
化合物38の調製
化合物39の調製
化合物40の調製
化合物41の調製
化合物42の調製
化合物43の調製
化合物44の調製
化合物45の調製
化合物46の調製
化合物47の調製
化合物49の調製
化合物50の調製
化合物65及び51の調製
化合物52の調製
化合物53の調製
化合物55の調製
化合物66及び56の調製
化合物58の調製
化合物59の調製
化合物60の調製
化合物61の調製
化合物63の調製
化合物64の調製
生物実験評価方法
Aサンプル添加:細胞、CCK8溶液及び試験対象サンプル溶液を有する孔の吸光度、
Aブランク:培地及びCCK8溶液を有し、細胞を有しない孔の吸光度、
Aサンプル未添加:細胞、CCK8溶液を有し、試験対象サンプル溶液を有しない孔の吸光度。
実験結果
活性化合物44および60は、100μg/mLの濃度でマウス角膜細胞に対して明らかな細胞毒性を示せず、依然として90%超の細胞生存率を維持する。活性化合物58および60は、100μg/mLの濃度でマウス線維芽細胞NCTC clone929に対して明らかな細胞毒性を示せず、依然として89.3±0.6%および93.7±0.7%の細胞生存率を維持する。
薬剤耐性研究結果
インビボ抗菌活性の評価結果
Claims (15)
- バクチオ-ル誘導体及びその薬学的に許容される塩であって、前記バクチオ-ル誘導体は、式(I)に示す構造を有し、
ここで、nは1~16の整数であり、
Rは、ハロゲン基、-CONR1R2、-COOR3、-NR4R5、
から選択され、
R1とR2は、それぞれ独立して-H、
から選択され、
R12とR13は、それぞれ独立して-H、
から選択され、
R22とR23は、それぞれ独立して-H、
から選択され、
R32とR33は、それぞれ独立して-H、
から選択され、
R42とR43は、それぞれ独立して-H、
から選択され、
R52とR53は、それぞれ独立して-H、
から選択され、
R62とR63は、それぞれ独立して-H又は
から選択され、
ここで、R14、R24、R34、R44、R54、R64及びR74は、それぞれ独立して-H、グアニジン基、-NR4R5、-SR4、5~20員含窒素ヘテロアリ-ル、
から選択され、
R15~R17、R25~R27、R35~R37、R45~R47、R55~R57、R65~R67は、それぞれ独立して-H又はC1-6アルキル基から選択され、
R18、R28、R38、R48、R58、R68は、それぞれ独立して-H、C1-6アルキル基又はハロゲンから選択され、
n1、n2、n3、n4、n5、n6及びn7は、それぞれ独立して0、1、2、3、4、5、6、7、8、9又は10であり、
R77は、-H又はC1-6アルキル基から選択され、
R3は、-H又はC1-4アルキル基から選択され、
R4とR5は、それぞれ独立して-H、C1-16アルキル基、COOR8、-Fmoc、又はRa置換C1-16アルキル基から選択され、或いは、R4、R5は、R4、R5に繋がるNとともに5~20員ヘテロサイクル、5~20員ヘテロ芳香族環、Rb置換5~20員ヘテロサイクル、又はRb置換5~20員ヘテロ芳香族環を形成してもよく、
Raは、5~10員アリ-ル基、5~10員ヘテロアリ-ル基、-NRa1Ra2又は-SRa3から選択され、
Rbは、C1-10アルキル基、-(CH2)pNRb1Rb2又は-SRb3から選択され、pは0、1、2、3、4、5、6、7、8、9又は10であり、
Ra1、Ra2、Rb1及びRb2は、それぞれ独立して-H、C1-10アルキル基、又はRc置換C1-10アルキル基であり、或いは、Ra1及びRa2は、Ra1及びRa2に繋がるN原子とともに5~10員ヘテロサイクル又は5~10員ヘテロ芳香族環を形成してもよく、或いは、Rb1及びRb2は、Rb1及びRb2に繋がるN原子とともに5~10員ヘテロサイクル又は5~10員ヘテロ芳香族環を形成してもよく、
Ra3とRb3は、それぞれ独立してC1-10アルキル基であり、
Rcは、-NRc1Rc2、グアニジン基又は5~6員含窒素ヘテロアリ-ルから選択され、Rc1とRc2は、それぞれ独立して-H、C1-4アルキル基であり、或いは、Rc1及びRc2は、Rc1及びRc2に繋がるN原子とともに5~10員ヘテロサイクル又は5~10員ヘテロ芳香族環を形成してもよく、
R6は、C1-4アルキル基であり、R7は、-H又はC1-4アルキル基から選択され、R8は、-H、C1-6アルキル基又は
であり、
Y-は、陰イオンである
ことを特徴とするバクチオ-ル誘導体及びその薬学的に許容される塩。 - (I‘)に示す構造を有することを特徴とする請求項1に記載のバクチオ-ル誘導体及びその薬学的に許容される塩。
- R4とR5は、それぞれ独立してH、C1-12アルキル基、COOR8、-Fmoc、又はRa置換C1-10アルキル基から選択され、或いは、R4、R5は、R4、R5に繋がるNとともに下記のヘテロサイクルを形成してもよく、
Raは、ピリジン、ピリミジン、トリアジン、-NRa1Ra2又は-SRa3から選択され、
Ra1、Ra2は、それぞれ独立してH、C1-4アルキル基、又はNRc1Rc2置換C1-4アルキル基であり、Ra3は、C1-4アルキル基であり、
Rc1とRc2は、それぞれ独立してH又はC1-4アルキル基であり、
Rbは、H、C1-6アルキル基又は-(CH2)pNRb1Rb2から選択され、pは0、1、2、3、4、5又は6であり、
Rb1とRb2は、それぞれ独立してH又はC1-4アルキル基である
ことを特徴とする請求項1に記載のバクチオ-ル誘導体及びその薬学的に許容される塩。 - Rは、下記の基から選択され、
ここで、m1とm2は、それぞれ独立して1、2、3、4、5、6、7又は8である
ことを特徴とする請求項1に記載のバクチオ-ル誘導体及びその薬学的に許容される塩。 - R14、R24、R34、R44、R54、R64及びR74は、それぞれ独立して-H、グアニジン基、-NR4R5、-SR4、5員含窒素ヘテロアリ-ル、
から選択され、
R8は、C1-4アルキル基である
ことを特徴とする請求項1に記載のバクチオ-ル誘導体及びその薬学的に許容される塩。 - 下記の一般式に記載の化合物から選択され、
Xは、NR12R13、OR15又は
である
ことを特徴とする請求項1に記載のバクチオ-ル誘導体及びその薬学的に許容される塩。 - Xは、OR15であり、且つR14は、H、グアニジン基、-NH2、-SCH3、
から選択される
ことを特徴とする請求項6に記載のバクチオ-ル誘導体及びその薬学的に許容される塩。 - Xは、NR12R13であり、R12及びR13のうち、一方がHであり、他方が
から選択され、
R22及びR23のうち、一方がHであり、他方が
から選択され、
R32及びR33のうち、一方がHであり、他方が
から選択され、
R42及びR43のうち、一方がHであり、他方が
から選択され、
R62及びR63のうち、一方がHであり、他方が
から選択される
ことを特徴とする請求項6に記載のバクチオ-ル誘導体及びその薬学的に許容される塩。 - Xは、
であり、或いは、
Xは、NR12R13であり、
R12及びR13のうち、一方がHであり、他方が
から選択され、或いは、
Xは、NR12R13であり、
R12及びR13のうち、一方がHであり、他方が
から選択され、R22及びR23のうち、一方がHであり、他方が
から選択され、或いは、
Xは、NR12R13であり、
R12及びR13のうち、一方がHであり、他方が
から選択され、
R22及びR23のうち、一方がHであり、他方が
から選択され、
R32及びR23のうち、一方がHであり、他方が
から選択される
ことを特徴とする請求項6に記載のバクチオ-ル誘導体及びその薬学的に許容される塩。 - 下記のいずれか1つの一般式に示す化合物から選択され、
X2は、NR22R23、OR25又は
であり、
X3は、NR32R33、OR35又は
であり、
X4は、NR42R43、OR45又は
であり、
X5は、NR52R53、OR55又は
であり、
X6は、NR62R63、OR65又は
である
ことを特徴とする請求項1に記載のバクチオ-ル誘導体及びその薬学的に許容される塩。 - 下記の化合物から選択されることを特徴とする請求項1に記載のバクチオ-ル誘導体及びその薬学的に許容される塩。
- Rがハロゲンであるときに、前記調製方法は、
式(I-1)に示す化合物を
と反応させ、Rがハロゲンである式(I-1)に示す化合物を調製し取得するステップを含み、
RがNR4R5、
であるときに、
前記調製方法は、
式(I-1)に示す化合物を
と反応させ、RがBrである中間体を調製し取得するステップと、
RがBrである中間体をHNR4R5と反応させ、RがNR4R5である式(I)に示す化合物を調製し取得するステップと、
RがNR4R5である式(I)に示す化合物をハロアルキル基と反応させ、
Rが
である式(I)に示す化合物を調製し取得するステップと、
RがNH2である式(I)に示す化合物を
と反応させ、Rが
である式(I)に示す化合物を調製し取得するステップと、を含み、
RがCONR1R2、-COOR3から選択されるときに、前記調製方法は、
式(I-1)に示す化合物とブロモアルキルアルキル酸エステルとを縮合反応させ、Rが-COOR3である式(I)に示す化合物を調製し取得するステップと、
加水分解を行って、式(I-2)に示す化合物を調製し取得するステップと、
式(I-2)に示す化合物と
とを縮合反応させ、RがCONR1R2である式(I)に示す化合物を調製し取得するステップと、を含む
ことを特徴とする請求項1~11に記載のバクチオ-ル誘導体及びその薬学的に許容される塩の調製方法。 - RがCONR1R2から選択されるときに、さらに、
式(II-1)に示す化合物に対して加水分解反応を行って、式(II-2)に示す化合物を調製し取得するステップと、
式(II-2)に示す化合物と
とを縮合反応させ、式(III)に示す化合物を調製し取得するステップと、
必要に応じて、このように循環すると、エステル基含有化合物に対して加水分解を行って、その後、対応するアミンと縮合反応し、対象断片を含む式(I)に示す化合物を調製し取得するステップと、を含み、
X2は請求項10に定義される通りである
ことを特徴とする請求項12に記載の調製方法。 - 請求項1から11のいずれか一項に記載のバクチオ-ル誘導体及びその薬学的に許容される塩のうちの少なくとも1種類と、薬学的に許容される賦形剤と、を含むことを特徴とする医薬組成物。
- 抗菌薬の調製における請求項1から11のいずれか一項に記載のバクチオ-ル誘導体及びその薬学的に許容される塩、又は請求項14に記載の医薬組成物の用途。
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