JP7096559B2 - トリプトリド誘導体およびその製造方法と使用 - Google Patents
トリプトリド誘導体およびその製造方法と使用 Download PDFInfo
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- JP7096559B2 JP7096559B2 JP2020545838A JP2020545838A JP7096559B2 JP 7096559 B2 JP7096559 B2 JP 7096559B2 JP 2020545838 A JP2020545838 A JP 2020545838A JP 2020545838 A JP2020545838 A JP 2020545838A JP 7096559 B2 JP7096559 B2 JP 7096559B2
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- YKUJZZHGTWVWHA-UHFFFAOYSA-N triptolide Natural products COC12CC3OC3(C(C)C)C(O)C14OC4CC5C6=C(CCC25C)C(=O)OC6 YKUJZZHGTWVWHA-UHFFFAOYSA-N 0.000 claims description 14
- 239000003153 chemical reaction reagent Substances 0.000 claims description 13
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- YZMHQCWXYHARLS-UHFFFAOYSA-N naphthalene-1,2-disulfonic acid Chemical compound C1=CC=CC2=C(S(O)(=O)=O)C(S(=O)(=O)O)=CC=C21 YZMHQCWXYHARLS-UHFFFAOYSA-N 0.000 description 1
- 125000001624 naphthyl group Chemical group 0.000 description 1
- 230000001338 necrotic effect Effects 0.000 description 1
- 239000013642 negative control Substances 0.000 description 1
- 150000002823 nitrates Chemical class 0.000 description 1
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 1
- 125000006574 non-aromatic ring group Chemical group 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 125000001400 nonyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 238000011580 nude mouse model Methods 0.000 description 1
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 1
- WWZKQHOCKIZLMA-UHFFFAOYSA-M octanoate Chemical compound CCCCCCCC([O-])=O WWZKQHOCKIZLMA-UHFFFAOYSA-M 0.000 description 1
- 125000004365 octenyl group Chemical group C(=CCCCCCC)* 0.000 description 1
- 125000002347 octyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 229940049964 oleate Drugs 0.000 description 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 125000001715 oxadiazolyl group Chemical group 0.000 description 1
- 125000002971 oxazolyl group Chemical group 0.000 description 1
- 230000008506 pathogenesis Effects 0.000 description 1
- 239000000546 pharmaceutical excipient Substances 0.000 description 1
- 239000000825 pharmaceutical preparation Substances 0.000 description 1
- 229940127557 pharmaceutical product Drugs 0.000 description 1
- 230000000144 pharmacologic effect Effects 0.000 description 1
- 125000001792 phenanthrenyl group Chemical group C1(=CC=CC=2C3=CC=CC=C3C=CC12)* 0.000 description 1
- 125000004934 phenanthridinyl group Chemical group C1(=CC=CC2=NC=C3C=CC=CC3=C12)* 0.000 description 1
- 125000004625 phenanthrolinyl group Chemical group N1=C(C=CC2=CC=C3C=CC=NC3=C12)* 0.000 description 1
- 125000003356 phenylsulfanyl group Chemical group [*]SC1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 description 1
- 235000021317 phosphate Nutrition 0.000 description 1
- 150000003904 phospholipids Chemical class 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Chemical group 0.000 description 1
- 125000005543 phthalimide group Chemical group 0.000 description 1
- 230000004962 physiological condition Effects 0.000 description 1
- 125000004193 piperazinyl group Chemical group 0.000 description 1
- 125000005936 piperidyl group Chemical group 0.000 description 1
- 229920000768 polyamine Polymers 0.000 description 1
- 125000003367 polycyclic group Chemical group 0.000 description 1
- 239000002952 polymeric resin Substances 0.000 description 1
- 238000004262 preparative liquid chromatography Methods 0.000 description 1
- 239000003755 preservative agent Substances 0.000 description 1
- 150000003141 primary amines Chemical class 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- 125000004368 propenyl group Chemical group C(=CC)* 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000001042 pteridinyl group Chemical group N1=C(N=CC2=NC=CN=C12)* 0.000 description 1
- 125000004309 pyranyl group Chemical group O1C(C=CC=C1)* 0.000 description 1
- 125000003373 pyrazinyl group Chemical group 0.000 description 1
- 125000003072 pyrazolidinyl group Chemical group 0.000 description 1
- 125000003226 pyrazolyl group Chemical group 0.000 description 1
- PBMFSQRYOILNGV-UHFFFAOYSA-N pyridazine Chemical compound C1=CC=NN=C1 PBMFSQRYOILNGV-UHFFFAOYSA-N 0.000 description 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
- 125000004076 pyridyl group Chemical group 0.000 description 1
- 229940043131 pyroglutamate Drugs 0.000 description 1
- 125000000168 pyrrolyl group Chemical group 0.000 description 1
- 125000002294 quinazolinyl group Chemical group N1=C(N=CC2=CC=CC=C12)* 0.000 description 1
- 125000005493 quinolyl group Chemical group 0.000 description 1
- 125000001567 quinoxalinyl group Chemical group N1=C(C=NC2=CC=CC=C12)* 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 210000004994 reproductive system Anatomy 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- YGSDEFSMJLZEOE-UHFFFAOYSA-M salicylate Chemical compound OC1=CC=CC=C1C([O-])=O YGSDEFSMJLZEOE-UHFFFAOYSA-M 0.000 description 1
- 229960001860 salicylate Drugs 0.000 description 1
- 108010038379 sargramostim Proteins 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
- 150000003335 secondary amines Chemical class 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 description 1
- 235000019345 sodium thiosulphate Nutrition 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 210000000952 spleen Anatomy 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 230000004936 stimulating effect Effects 0.000 description 1
- 125000003107 substituted aryl group Chemical group 0.000 description 1
- KDYFGRWQOYBRFD-UHFFFAOYSA-L succinate(2-) Chemical compound [O-]C(=O)CCC([O-])=O KDYFGRWQOYBRFD-UHFFFAOYSA-L 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 238000013268 sustained release Methods 0.000 description 1
- 239000012730 sustained-release form Substances 0.000 description 1
- 239000003765 sweetening agent Substances 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 229940095064 tartrate Drugs 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- 150000003512 tertiary amines Chemical class 0.000 description 1
- 150000004685 tetrahydrates Chemical class 0.000 description 1
- 125000003718 tetrahydrofuranyl group Chemical group 0.000 description 1
- 125000003831 tetrazolyl group Chemical group 0.000 description 1
- 229960004559 theobromine Drugs 0.000 description 1
- 229940124597 therapeutic agent Drugs 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- 125000001984 thiazolidinyl group Chemical group 0.000 description 1
- 125000000335 thiazolyl group Chemical group 0.000 description 1
- 125000005033 thiopyranyl group Chemical group 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
- JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000041 toxicology testing Toxicity 0.000 description 1
- 125000004665 trialkylsilyl group Chemical group 0.000 description 1
- 125000001425 triazolyl group Chemical group 0.000 description 1
- 150000004684 trihydrates Chemical class 0.000 description 1
- 125000000026 trimethylsilyl group Chemical group [H]C([H])([H])[Si]([*])(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- YFTHZRPMJXBUME-UHFFFAOYSA-N tripropylamine Chemical compound CCCN(CCC)CCC YFTHZRPMJXBUME-UHFFFAOYSA-N 0.000 description 1
- SWOVVKGLGOOUKI-ZHGGVEMFSA-N triptonide Chemical compound O=C1OCC([C@@H]2C3)=C1CC[C@]2(C)[C@]12O[C@H]1[C@@H]1O[C@]1(C(C)C)C(=O)[C@]21[C@H]3O1 SWOVVKGLGOOUKI-ZHGGVEMFSA-N 0.000 description 1
- 125000002221 trityl group Chemical group [H]C1=C([H])C([H])=C([H])C([H])=C1C([*])(C1=C(C(=C(C(=C1[H])[H])[H])[H])[H])C1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 description 1
- 230000004614 tumor growth Effects 0.000 description 1
- 229940075466 undecylenate Drugs 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- 239000008215 water for injection Substances 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
- 239000000080 wetting agent Substances 0.000 description 1
- 150000003751 zinc Chemical class 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J73/00—Steroids in which the cyclopenta[a]hydrophenanthrene skeleton has been modified by substitution of one or two carbon atoms by hetero atoms
- C07J73/001—Steroids in which the cyclopenta[a]hydrophenanthrene skeleton has been modified by substitution of one or two carbon atoms by hetero atoms by one hetero atom
- C07J73/003—Steroids in which the cyclopenta[a]hydrophenanthrene skeleton has been modified by substitution of one or two carbon atoms by hetero atoms by one hetero atom by oxygen as hetero atom
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07J—STEROIDS
- C07J73/00—Steroids in which the cyclopenta[a]hydrophenanthrene skeleton has been modified by substitution of one or two carbon atoms by hetero atoms
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/56—Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids
- A61K31/58—Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids containing heterocyclic rings, e.g. danazol, stanozolol, pancuronium or digitogenin
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/56—Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids
- A61K31/58—Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids containing heterocyclic rings, e.g. danazol, stanozolol, pancuronium or digitogenin
- A61K31/585—Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids containing heterocyclic rings, e.g. danazol, stanozolol, pancuronium or digitogenin containing lactone rings, e.g. oxandrolone, bufalin
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/0012—Galenical forms characterised by the site of application
- A61K9/0019—Injectable compositions; Intramuscular, intravenous, arterial, subcutaneous administration; Compositions to be administered through the skin in an invasive manner
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P35/00—Antineoplastic agents
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P35/00—Antineoplastic agents
- A61P35/02—Antineoplastic agents specific for leukemia
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P37/00—Drugs for immunological or allergic disorders
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P37/00—Drugs for immunological or allergic disorders
- A61P37/02—Immunomodulators
- A61P37/06—Immunosuppressants, e.g. drugs for graft rejection
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D493/00—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
- C07D493/22—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system in which the condensed system contains four or more hetero rings
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Medicinal Chemistry (AREA)
- Pharmacology & Pharmacy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Immunology (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Epidemiology (AREA)
- Transplantation (AREA)
- Hematology (AREA)
- Oncology (AREA)
- Dermatology (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Steroid Compounds (AREA)
- Saccharide Compounds (AREA)
Description
R1は置換または無置換の、C1-C6アルキル基、C3-C8シクロアルキル基、C2-C6アルケニル基、C3-C8シクロアルケニル基、C2-C6アルキニル基、C6-C10アリール基、C7-C15アリールアルキル基または4-8員ヘテロアリール基である。
本発明において、Bocはt-ブトキシカルボニル基で、TBSはt-ブチルジメチルシリル基で、TESはトリエチルシリル基である。
本発明の第二の側面では、第一の側面に記載の化合物、またはその薬学的に許容される塩、あるいはそのエナンチオマー、ジアステレオマー、互変異性体、溶媒和物、多形体またはプロドラッグと、不純物とを含み、ことを特徴とする組成物を提供する。
本発明の第三の側面では、第一の側面に記載の化合物の製造方法であって、以下の工程を含む方法を提供する:
R2が-C(=O)R4で、R1=R4である場合、トリプトリドとアシル化試薬から式II化合物を得、式II化合物から誘導して式III化合物を得る工程を含み、ここで、前記アシル化試薬はR1COCl、R1COBrまたはR1COOCOR1である;
1種の典型的な反応工程は以下の通りである。
薬学的に許容される担体と、
本発明の第四の側面では、第一の側面に記載の化合物、またはその薬学的に許容される塩、あるいはそのエナンチオマー、ジアステレオマー、互変異性体、溶媒和物、多形体またはプロドラッグ、あるいは第三の側面に記載の薬物組成物の使用であって、のための使用を提供する。
b)細胞アポトーシスを誘導する薬物の製造、および/または
c)免疫抑制薬物の製造
もう一つの好適な例において、前記腫瘍は、白血病、消化管間質腫瘍、組織球性リンパ腫、非小細胞肺癌、小細胞肺癌、膵臓腺癌、肺扁平上皮癌、肺腺癌、乳癌、前立腺癌、肝臓癌、皮膚癌、上皮細胞癌、子宮頸癌、卵巣癌、腸癌、鼻咽頭癌、脳癌、骨癌、食管癌、メラノーマ、腎臓癌、口腔癌からなる群から選ばれる。
もちろん、本発明の範囲内において、本発明の上記の各技術特徴および下記(たとえば実施例)の具体的に記述された各技術特徴は互いに組み合わせ、新しい、または好適な技術方案を構成できることが理解される。明細書で開示された各特徴は、任意の相同、同等或いは類似の目的の代替性特徴にも任意に替えることができる。紙数に限りがあるため、ここで逐一説明しない。
本願の発明者は、幅広く深く研究したところ、初めて、C-19の二重結合化によってトリプトリドに修飾基を導入し、そしてさらなる誘導を行うことによって一連の新規で、かつ高活性(優れた免疫抑制活性および抗腫瘍活性)、高安全性(低毒性)を有するトリプトリド誘導体を獲得し、良い開発と利用の将来性がある。これに基づき、本発明を完成させた。
用語
別途に定義しない限り、本明細書におけるすべての科学技術の用語が有する意味は請求項の趣旨が属する分野の当業者によって通常理解される意味と同様である。別途に説明しない限り、本明細書全体で引用されるすべての特許、特許出願、公開材料は引用の形で全体で本明細書に取り込まれる。
(i)哺乳動物における疾患または病症の出現を、特に、このような哺乳動物が当該疾患または病症に罹りやすいが、当該疾患または病症に罹ったと診断されていない場合、予防する;
(ii)疾患または病症を抑制し、すなわち、その進行を阻害する;
(iii)疾患または病症を緩和し、すなわち、当該疾患または病症の状態を消退させる;あるいは
(iv)当該疾患または病症による症状を軽減する。
1.1 化合物CK21S-001の合成
1.2 化合物CK21S-001-bの合成
実施例2:化合物CK21S-002の製造
2.1 化合物CK21S-002の合成
2.2 化合物CK21S-002-bの合成
実施例3:化合物CK21S-003の製造
3.1 化合物CK21S-003の合成
3.2 化合物CK21S-003-bの合成
実施例4:化合物CK21S-004の製造
4.1 化合物CK21S-004の合成
4.2 化合物CK21S-004-bの合成
実施例5:化合物CK21S-005の製造
5.1 化合物CK21S-005の合成
5.2 化合物CK21S-005-bの合成
実施例6:化合物CK21S-006の製造
実施例7:化合物CK21S-007の製造
実施例8:化合物CK21S-008の製造
実施例9:化合物CK21S-005-b'の製造
実施例10:化合物CK21S-009の製造
実施例11:小分子化合物CK21S-001、CK21S-001-b、CK21S-002、CK21S-002-b、CK21S-003、CK21S-003-b、CK21S-004、CK21S-004-b、CK21S-005、CK21S-005-b、CK21S-006、CK21S-006-b、CK21S-007、CK21S-008、CK21S-009およびトリプトリドの体外抗腫瘍活性の検出
腫瘍細胞はAsPC-1(ヒト膵臓腺癌細胞)、PC-3(ヒト前立腺癌細胞)およびSK-OV-3(ヒト卵巣癌細胞)を含み、細胞の由来および培地は下記表1に示す。
小分子化合物CK21S-001、CK21S-001-b、CK21S-002、CK21S-002-b、CK21S-003、CK21S-003-b、CK21S-004、CK21S-004-b、CK21S-005、CK21S-005-b、CK21S-006、CK21S-006-b、CK21S-007、CK21S-008、CK21S-009およびトリプトリドの体外免疫抑制活性の検出
マウス脾臓リンパ球の調製
BALB/cマウスを頸椎脱臼で殺処分し、無菌でその脾臓を取り出し、単細胞懸濁液を調製し、所要の濃度に調整した。
常法によって4×106個/mlの脾臓リンパ球懸濁液を調製し、96ウェルプレートに細胞を100μL/ウェル入れ、50μLの異なる濃度の被験サンプルを入れ、同時にConA(最終濃度5μg/mL)を入れてT細胞の活性化を誘導して増殖させるか、LPS(最終濃度10μg/mL)を50μL入れてB細胞の活性化を誘導して増殖させ、別途に相応する陽性対照および無刺激のバックグランド対照を設けた。37℃、5%CO2のインキュベーターで48h培養した。培養終了の8h前に0.25 μCiの3H-チミジンを配合した。培養終了時、培養プレートを-20℃の冷蔵庫で凍結保存し、検出に備えた。測定時、細胞収集装置で細胞をガラス繊維膜に収集し、シンチレーション液を入れた後、β計数装置で細胞DNAに配合された3H-チミジル酸の量を読み取り、cpm値で細胞増殖の様子を表す。
小分子化合物CK21S-005およびトリプトリドの体内抗腫瘍活性の検出
ヒト膵臓腺癌細胞AsPC-1を皮下接種法によってオスのヌードマウスの右側の側腹部の皮下に接種した。腫瘍担持マウスはランダムに5群に分けられ、それぞれ陰性対照群(対照,n = 8,ブランク乳剤,i.p./i.v.,qd)、トリプトリド群(トリプトリド,n=8,0.25mg/kg,i.v.,qd)、陽性対照群(ゲムシタビン,n=8,50mg/kg,i.p.,tiw)、 CK21S-005乳剤群(CK21S-005乳剤,n=8,5mg/kg,i.p./i.v.,qd)、CK21S-005乳剤群(CK21S-005乳剤,n=8,2.5mg/kg,i.p./i.v.,qd)であった。実験が終わるまで、マウスは群によって投与した。2週間の投与期間で、腫瘍のサイズおよび腫瘍担持マウスの体重の経時変化をモニタリングし、そして実験終了時に腫瘍の重量を秤量することによって、総合的に薬物CK21S-005の腫瘍生長に対する抑制降下を評価した。
Claims (8)
- 一般式Iで表される化合物、またはその薬学的に許容される塩、あるいはそのエナンチオマー、ジアステレオマー、互変異性体、溶媒和物、または多形体。
R1は置換または無置換の、C3-C8シクロアルキル基、C6-C10アリール基または4-8員ヘテロアリール基である。
YはOである。
R2は-C(=O)R4で、ここで、R4は置換または無置換の、C3-C8シクロアルキル基、C6-C10アリール基または4-8員ヘテロアリール基である。
は二重結合または単結合を表すが、二重結合の場合、R3はOで、単結合の場合、R3はOR5またはFで、ここで、R5はH、Boc、CH2SCH3、CH2OCH3、-CH2OP(=O)(OH)2または-CH2OP(=O)(OBn)2である。
各XはHである。
上記各置換とは独立に基における一つまたは複数の水素原子が無置換若しくはハロゲン置換のC1-C8アルキル基、またはC1-C8アルコキシ基で置換されることである。ここで、上記各ヘテロアリール基は独立にN、OまたはSからなる群から選ばれる1-3個のヘテロ原子を含む。) - R1は置換または無置換の、C3-C6シクロアルキル基、C6-C10アリール基または4-8員ヘテロアリール基で、前記置換とは、基における一つまたは複数の水素原子が無置換若しくはハロゲン置換のC1-C4アルキル基、またはC1-C3アルコキシ基で置換されることであることを特徴とする請求項1に記載の化合物。
- R2は-C(=O)R4で、ここで、R4は置換または無置換の、C3-C6シクロアルキル基、C6-C10アリール基または4-8員ヘテロアリール基で、前記置換とは、基における一つまたは複数の水素原子が無置換若しくはハロゲン置換のC1-C4アルキル基、またはC1-C3アルコキシ基で置換されることであることを特徴とする請求項1に記載の化合物。
- 請求項1に記載の化合物の製造方法であって、
R2が-C(=O)R4で、R1=R4である場合、トリプトリドとアシル化試薬から式II化合物を得、式II化合物から誘導して式III化合物を得る工程を含み、ここで、前記アシル化試薬はR1COCl、R1COBrまたはR1COOCOR1であるか、
あるいは、R2が-C(=O)R4で、R1≠R4である場合、トリプトリドをそれぞれ第一のアシル化試薬、第二のアシル化試薬と反応させて式II化合物を得、式II化合物から誘導して式III化合物を得る工程を含み、ここで、前記第一のアシル化試薬はR1COCl、R1COBrまたはR1COOCOR1で、前記第二のアシル化試薬はR4COCl、R4COBrまたはR4COOCOR4であることを特徴とする方法。
(各式中において、Y、R1、R4、およびR5の定義は請求項1に記載の通りである。) - 請求項1に記載の化合物、またはその薬学的に許容される塩、あるいはそのエナンチオマー、ジアステレオマー、互変異性体、溶媒和物、または多形体と、
薬学的に許容される担体と、
を含むことを特徴とする薬物組成物。 - 請求項1に記載の化合物、またはその薬学的に許容される塩、あるいはそのエナンチオマー、ジアステレオマー、互変異性体、溶媒和物、または多形体、あるいは請求項6に記載の薬物組成物の使用であって、
a)腫瘍を治療する薬物の製造、
b)細胞アポトーシスを誘導する薬物の製造、および/または
c)免疫抑制薬物の製造
に使用されることを特徴とする使用。 - 前記腫瘍は、白血病、消化管間質腫瘍、組織球性リンパ腫、非小細胞肺癌、小細胞肺癌、膵臓腺癌、肺扁平上皮癌、肺腺癌、乳癌、前立腺癌、肝臓癌、皮膚癌、上皮細胞癌、子宮頸癌、卵巣癌、腸癌、鼻咽頭癌、脳癌、骨癌、食管癌、メラノーマ、腎臓癌、口腔癌からなる群から選ばれることを特徴とする請求項7に記載の使用。
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