CN102838588B - 一类可用于口服的凝血酶抑制剂、其制法以及医药用途 - Google Patents

一类可用于口服的凝血酶抑制剂、其制法以及医药用途 Download PDF

Info

Publication number
CN102838588B
CN102838588B CN201110172073.5A CN201110172073A CN102838588B CN 102838588 B CN102838588 B CN 102838588B CN 201110172073 A CN201110172073 A CN 201110172073A CN 102838588 B CN102838588 B CN 102838588B
Authority
CN
China
Prior art keywords
arh
methyl
acid
compound
preparation
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.)
Active
Application number
CN201110172073.5A
Other languages
English (en)
Other versions
CN102838588A (zh
Inventor
徐云根
杨小治
龚国清
杨文辉
何广卫
李丰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hefei Medical and Pharmaceutical Co., Ltd.
China Pharmaceutical University
Original Assignee
HEFEI YIGONG MEDICINE CO Ltd
China Pharmaceutical University
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by HEFEI YIGONG MEDICINE CO Ltd, China Pharmaceutical University filed Critical HEFEI YIGONG MEDICINE CO Ltd
Priority to CN201110172073.5A priority Critical patent/CN102838588B/zh
Priority to PCT/CN2012/000832 priority patent/WO2012174856A1/zh
Publication of CN102838588A publication Critical patent/CN102838588A/zh
Application granted granted Critical
Publication of CN102838588B publication Critical patent/CN102838588B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D401/00Heterocyclic 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
    • C07D401/14Heterocyclic 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 containing three or more hetero rings
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/33Heterocyclic compounds
    • A61K31/395Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/41Heterocyclic 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
    • A61K31/41641,3-Diazoles
    • A61K31/41841,3-Diazoles condensed with carbocyclic rings, e.g. benzimidazoles
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/33Heterocyclic compounds
    • A61K31/395Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/435Heterocyclic 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
    • A61K31/44Non condensed pyridines; Hydrogenated derivatives thereof
    • A61K31/4402Non condensed pyridines; Hydrogenated derivatives thereof only substituted in position 2, e.g. pheniramine, bisacodyl
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/33Heterocyclic compounds
    • A61K31/395Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/495Heterocyclic 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
    • A61K31/4965Non-condensed pyrazines
    • A61K31/497Non-condensed pyrazines containing further heterocyclic rings
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P7/00Drugs for disorders of the blood or the extracellular fluid
    • A61P7/02Antithrombotic agents; Anticoagulants; Platelet aggregation inhibitors
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61PSPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P9/00Drugs for disorders of the cardiovascular system

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Epidemiology (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Cardiology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Diabetes (AREA)
  • Hematology (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)

Abstract

本发明涉及药物化学领域,具体涉及一类可用于口服非肽类的抗凝血酶抑制剂(I)、它们的制备方法以及医药用途。药理试验证明,本发明的化合物(I)对凝血酶具有较强的抑制作用。因此,本发明的式I化合物,可用于治疗和预防各种与血栓形成相关的疾病,这些疾病包括动脉血栓栓塞性疾病,静脉血栓栓塞性疾病,以及其它血栓性心脑血管疾病。

Description

一类可用于口服的凝血酶抑制剂、其制法以及医药用途
技术领域
本发明涉及药物化学领域,具体涉及一类非肽类的抗凝血酶抑制剂、它们的制备方法以及对凝血酶的抑制作用和抗血栓作用。
技术背景
当今,血栓性心脑血管疾病已成为威胁人类健康的大敌,动脉血栓栓塞性疾病和静脉血栓栓塞性疾病是临床上的多发病。临床实验证明,抗凝药物和抗血小板药物联用的治疗效果优于单一药物的治疗。
达比加群酯(Dabigatran Etexilate)由德国勃林格殷格翰公司开发,于2008年4月在德国和英国率先上市,这是继华法林之后50年来上市的首个新类别口服抗凝血药物。本品的上市,是抗凝血治疗领域和潜在致死性血栓预防领域的一项重大进展,具有里程碑意义。达比加群酯是一种新型的合成的直接凝血酶抑制剂,是达比加群(Dabigatran)的前体药物,属非肽类凝血酶抑制剂。口服经胃肠吸收后,在体内转化为具有直接抗凝血活性的达比加群。达比加群结合于凝血酶的纤维蛋白特异结合位点,阻止纤维蛋白原裂解为纤维蛋白,从而阻断了凝血瀑布网络的最后步骤及血栓形成。达比加群可以从纤维蛋白-凝血酶结合体上解离,发挥可逆的抗凝作用。
Figure BDA0000070867630000011
达比加群:R1=R2=H
达比加群酯:R1=-CH2CH3
Figure BDA0000070867630000012
川芎嗪(Ligustrazine)是从中药伞形科植物川芎的根茎中提取的有效成分,具有解除血管平滑肌痉挛,降低血黏度,抗血小板聚集以及抗血栓形成的作用。
Figure BDA0000070867630000013
发明内容
本发明公开了一类通式I的化合物,经药理实验显示,本发明的化合物对凝血酶具有较强的抑制作用。因此,本发明的式I化合物,可用于治疗和预防各种与血栓形成相关的疾病,这些疾病包括动脉血栓栓塞性疾病,静脉血栓栓塞性疾病,以及其它血栓性心脑血管疾病。
Figure BDA0000070867630000021
R代表:C1~C8的烷基、苄基或苯基。其中C1~C8烷基可以是直链烷基、支链烷基或环烷基。
R优选代表正戊基、正己基或叔丁基。
本发明部分优选的化合物是:
3-[2-((4-(N′-(甲氧羰基)脒基)苯胺基)甲基)-1-甲基-N-(2-吡啶基)-1H-苯并[d]咪唑-5-甲酰胺基]丙酸(3,5,6-三甲基吡嗪-2-基)甲基酯(I-1)
3-[2-((4-(N′-(乙氧羰基)脒基)苯胺基)甲基)-1-甲基-N-(2-吡啶基)-1H-苯并[d]咪唑-5-甲酰胺基]丙酸(3,5,6-三甲基吡嗪-2-基)甲基酯(I-2)
3-[2-((4-(N′-(丙氧羰基)脒基)苯胺基)甲基)-1-甲基-N-(2-吡啶基)-1H-苯并[d]咪唑-5-甲酰胺基]丙酸(3,5,6-三甲基吡嗪-2-基)甲基酯(I-3)
3-[2-((4-(N′-(异丙氧羰基)脒基)苯胺基)甲基)-1-甲基-N-(2-吡啶基)-1H-苯并[d]咪唑-5-甲酰胺基]丙酸(3,5,6-三甲基吡嗪-2-基)甲基酯(I-4)
3-[2-((4-(N′-(丁氧羰基)脒基)苯胺基)甲基)-1-甲基-N-(2-吡啶基)-1H-苯并[d]咪唑-5-甲酰胺基]丙酸(3,5,6-三甲基吡嗪-2-基)甲基酯(I-5)
3-[2-((4-(N′-(异丁氧羰基)脒基)苯胺基)甲基)-1-甲基-N-(2-吡啶基)-1H-苯并[d]咪唑-5-甲酰胺基]丙酸(3,5,6-三甲基吡嗪-2-基)甲基酯(I-6)
3-[2-((4-(N′-(叔丁氧羰基)脒基)苯胺基)甲基)-1-甲基-N-(2-吡啶基)-1H-苯并[d]咪唑-5-甲酰胺基]丙酸(3,5,6-三甲基吡嗪-2-基)甲基酯(I-7)
3-[2-((4-(N′-(戊氧羰基)脒基)苯胺基)甲基)-1-甲基-N-(2-吡啶基)-1H-苯并[d]咪唑-5-甲酰胺基]丙酸(3,5,6-三甲基吡嗪-2-基)甲基酯(I-8)
3-[2-((4-(N′-(己氧羰基)脒基)苯胺基)甲基)-1-甲基-N-(2-吡啶基)-1H-苯并[d]咪唑-5-甲酰胺基]丙酸(3,5,6-三甲基吡嗪-2-基)甲基酯(I-9)
3-[2-((4-(N′-(庚氧羰基)脒基)苯胺基)甲基)-1-甲基-N-(2-吡啶基)-1H-苯并[d]咪唑-5-甲酰胺基]丙酸(3,5,6-三甲基吡嗪-2-基)甲基酯(I-10)
3-[2-((4-(N′-(辛氧羰基)脒基)苯胺基)甲基)-1-甲基-N-(2-吡啶基)-1H-苯并[d]咪唑-5-甲酰胺基]丙酸(3,5,6-三甲基吡嗪-2-基)甲基酯(I-11)
3-[2-((4-(N′-(苄氧羰基)脒基)苯胺基)甲基)-1-甲基-N-(2-吡啶基)-1H-苯并[d]咪唑-5-甲酰胺基]丙酸(3,5,6-三甲基吡嗪-2-基)甲基酯(I-12)
3-[2-((4-(N′-(4-氯苯甲氧基羰基)脒基)苯胺基)甲基)-1-甲基-N-(2-吡啶基)-1H-苯并[d]咪唑-5-甲酰胺基]丙酸(3,5,6-三甲基吡嗪-2-基)甲基酯(I-13)
3-[2-((4-(N′-(4-氟苯甲氧基羰基)脒基)苯胺基)甲基)-1-甲基-N-(2-吡啶基)-1H-苯并[d]咪唑-5-甲酰胺基]丙酸(3,5,6-三甲基吡嗪-2-基)甲基酯(I-14)
3-[2-((4-(N′-(4-甲氧基苯甲氧基羰基)脒基)苯胺基)甲基)-1-甲基-N-(2-吡啶基)-1H-苯并[d]咪唑-5-甲酰胺基]丙酸(3,5,6-三甲基吡嗪-2-基)甲基酯(I-15)
3-[2-((4-(N′-(4-硝基苯甲氧基羰基)脒基)苯胺基)甲基)-1-甲基-N-(2-吡啶基)-1H-苯并[d]咪唑-5-甲酰胺基]丙酸(3,5,6-三甲基吡嗪-2-基)甲基酯(I-16)
3-[2-((4-(N′-(苯氧羰基)脒基)苯胺基)甲基)-1-甲基-N-(2-吡啶基)-1H-苯并[d]咪唑-5-甲酰胺基]丙酸(3,5,6-三甲基吡嗪-2-基)甲基酯(I-17)
3-[2-((4-(N′-(4-氯苯氧基羰基)脒基)苯胺基)甲基)-1-甲基-N-(2-吡啶基)-1H-苯并[d]咪唑-5-甲酰胺基]丙酸(3,5,6-三甲基吡嗪-2-基)甲基酯(I-18)
3-[2-((4-(N′-(4-氟苯氧基羰基)脒基)苯胺基)甲基)-1-甲基-N-(2-吡啶基)-1H-苯并[d]咪唑-5-甲酰胺基]丙酸(3,5,6-三甲基吡嗪-2-基)甲基酯(I-19)
3-[2-((4-(N′-(4-甲氧基苯氧基羰基)脒基)苯胺基)甲基)-1-甲基-N-(2-吡啶基)-1H-苯并[d]咪唑-5-甲酰胺基]丙酸(3,5,6-三甲基吡嗪-2-基)甲基酯(I-20)
本发明通式化合物(I)可用下列方法制备:
Figure BDA0000070867630000031
由化合物II和氯甲酸酯制备化合物III时,可选用的溶剂有四氢呋喃、丙酮、二氯甲烷、乙腈、四氢呋喃与水的混合溶剂或丙酮与水的混合溶剂;优选四氢呋喃与水的混合溶剂。
由化合物III水解制备化合物IV时,所用的碱可以是氢氧化钠、氢氧化钾、氢氧化锂、碳酸钠或碳酸钾;优选氢氧化钠。所用的溶剂可以为水、含水醇、含水丙酮;优选含水乙醇。
由化合物IV与2-羟甲基-3,5,6-三甲基吡嗪制备化合物I时,可用二环己基碳二亚胺(DCC)、N,N’-羰基二咪唑(CDI)、1-乙基-3-(3-二甲胺基丙基)碳二亚胺盐酸盐(EDCI)和4-二甲氨基吡啶(DMAP)为缩合剂;优选1-乙基-3-(3-二甲胺基丙基)碳二亚胺盐酸盐(EDCI)和4-二甲氨基吡啶(DMAP)。反应溶剂可以是N,N-二甲基甲酰胺、乙腈、二氯甲烷或任意两者的混合溶剂;优选N,N-二甲基甲酰胺。
其中化合物II的制备可参照文献(J Med Chem.2002,45:1757-1766;中国医药工业杂志.2010,41(5):321-325.),以3-硝基-4-氯苯甲酸为原料,合成方法如下:
Figure BDA0000070867630000042
Figure BDA0000070867630000051
其中a~f为反应条件:a:25%-30%甲胺水溶液;b:二氯亚砜;c:三乙胺,二氯甲烷;d:低亚硫酸钠,50%乙醇;e:羰基二咪唑,无水四氢呋喃;f:①氯化氢,无水乙醇;②碳酸铵,无水乙醇。
以下是本发明部分化合物的药理试验及结果。
一、凝血酶诱导的血小板聚集的抑制作用:
实验材料:
材料:新西兰兔,体重2.2~2.3kg
试剂:(1)凝血酶;
(2)氯化钠注射液;
(3)二甲亚砜
药物活化及溶液配制:
(1)肝微粒体的制备:取兔的肝组织剪成碎块,用含KCl(0.15mol·L-1)的磷酸缓冲液(0.1mol·L-1,pH 7.4)反复冲洗除掉组织中的血液成份,最后按1∶4(W/V)加入上述KCl磷酸缓冲溶液,用内切式组织匀浆机制成肝匀浆。将制备好的肝匀浆在超速离心机上离心(9000r·min-1)15min,取上清液再离心(16000r·min-1)60min,取粉红色上清液,即肝微粒体溶液。
(2)药物活化及溶液配制:称取I系列各受试药及达比加群酯2mg,加入二甲亚砜40μL溶解,加入上述肝匀浆1mL,混匀,置于37℃水浴锅中温育4h,然后用生理盐水稀释成10-5、10-6、10-7、10-8mol·L-1等浓度。
操作流程:
取新西兰兔一只,普鲁卡因局麻后右侧颈总动脉插管取血。全血按照体积比9∶1与3.8%枸橼酸钠混匀,以转速1000r/min离心5min,取上清液,即为富血小板血浆(PRP);剩余血液以转速3000r/min离心10min,得贫血小板血浆(PPP)。用PPP调零,以PRP为血小板供体,分别取200μL PRP,与溶媒对照组、各浓度阳性对照组及受试药组混合,37℃温育1min后,分别加入15U/mL的Thr 20μL,利用SC-2000血小板聚集仪描记血小板聚集曲线,观察10min内血小板最大聚集率(MAR),按仪器说明书操作测定血小板聚集率。
活性筛选结果:
以达比加群酯为阳性对照,对目标化合物I进行体外对凝血酶诱导的血小板聚集的抑制活性的筛选,结果见表1。
表1:达比加群酯及本发明系列化合物抑制凝血酶诱导的血小板聚集的IC50
  化合物   R   IC50(mol/L)
  I-1   CH3   (2.87±1.54)×10-7
  I-2   CH2CH3   (2.18±1.03)×10-7
  I-4   CH(CH3)2   (2.95±2.57)×10-7
  I-7   C(CH3)3   (3.13±0.405)×10-9
  I-8   (CH2)4CH3   (7.28±1.77)×10-8
  I-9   (CH2)5CH3   (3.81±1.17)×10-8
  I-12   CH2C6H5   (2.92±0.356)×10-7
  达比加群酯   (3.26±0.187)×10-7
由表1可见,本发明的化合物抑制凝血酶的活性强于达比加群酯。
二、对大鼠下腔静脉结扎所形成血栓的抑制作用:
实验材料:
材料:SD大鼠(体重240-260g,体重2.2~2.3kg)
试剂:(1)CMC-Na
(2)二甲亚砜
溶液配制:
称取受试药20mg,加入二甲亚砜20μL,溶解,加入适量5%CMC-Na将受试药配置成2mg·mL-1  。其他受试药浓度按此浓度稀释。灌胃量为1mL/100g,使各浓度药物按预定剂量给药。
操作流程:
取SD大鼠104只,雌雄各半,体重240~260g,随机分为13组,每组8只,即模型对照组;受试药I-7、I-9的高剂量组(20mg/kg),中剂量组(5mg/kg),低剂量组(1mg/kg);达比加群酯的高剂量组(10mg/kg),中剂量组(5mg/kg),低剂量组(1mg/kg);Y-5的高剂量组(60mg/kg),中剂量组(40mg/kg),低剂量(20mg/kg)。模型对照组给予等量溶剂,每天灌胃给药1次,连续3d,于末次给药后2h,各组大鼠腹腔注射20%乌拉坦麻醉,手术结扎大鼠下腔静脉,缝合腹壁4h,造大鼠下腔静脉血栓模型,4h后重新打开腹腔,在结扎下方2cm处用止血钳夹住血管,将该段血管内血液吸尽,然后纵行剪开管腔,观察有无血栓形成,如有即取出血栓,用滤纸沾去血栓表面的浮血,称血栓湿重,再置60℃烤箱烤20h,冷却后称血栓干重。
活性结果见表2:
表2化合物I-7和I-9对大鼠下腔静脉结扎所形成血栓的抑制作用
  化合物   ED50(mg/kg)
  I-7   1.8±1.4
  I-9   2.1±1.3
  达比加群酯   4.4±2.2
由表2可见,本发明的化合物I-7和I-9对大鼠下腔静脉结扎所形成血栓的抑制作用强于达比加群酯,其ED50值约为达比加群酯的二分之一。
本发明还提供了一种预防和治疗血管血栓栓塞性疾病的药物组合物,其中含有治疗有效量的通式I化合物和药学上可接受的载体。所述药物组合物可以是普通片剂或胶囊、缓释片剂或胶囊、控释片剂或胶囊、口服液、注射剂等制剂学上常规的制剂形式。
一般地,本发明的通式I化合物用于治疗时,人用剂量范围为1mg~5000mg/天。也可根据剂型的不同和疾病严重程度,使用剂量超出该范围。
具体实施方式
实施例1
3-[2-((4-(N’-(甲氧羰基)脒基)苯胺基)甲基)-1-甲基-N-(吡啶-2-基)-1H-苯并咪唑-5-酰胺基]丙酸乙酯(III-1)的制备
于0-5℃下,取II(1.9g,0.0038mol)和碳酸钾(1.55g,0.0112mol)加入60mL四氢呋喃与12mL水的混合溶剂中,室温搅拌下滴加氯甲酸甲酯(0.43g,0.0045mol),滴毕,反应30min后升至室温,搅拌5h,停止反应,减压浓缩,用二氯甲烷多次提取,合并有机层,饱和食盐水洗涤,无水硫酸钠干燥,过滤,滤液减压浓缩,残留物进行硅胶柱层析(洗脱剂为二氯甲烷∶甲醇=30∶1),得1.18g白色固体,产率:55.6%,m.p.156~158℃。
1H-NMR(500MHz CDCl3)δ(ppm):1.21(3H,t,J=7.2Hz,-OCH2 CH 3 ),2.80(2H,t,J=7.2Hz,>NCH2 CH 2 -),3.68(3H,s,>NCH 3 ),3.77(3H,s,-OCH 3 ),4.07(2H,q,J=7.2Hz,-OCH 2 CH3),4.41-4.45(4H,m,>NCH 2 CH2-,-CH 2 NH-),5.37(1H,s,-NH-),6.64(2H,d,J=8.8Hz,ArH),6.71(1H,d,J=8.1Hz,ArH),6.96-6.99(1H,m,ArH),7.06(1H,d,J=8.5Hz,ArH),7.25-7.28(1H,m,ArH),7.33(1H,td,J1=7.6Hz,J2=2.0Hz,ArH),7.68(1H,s,ArH),7.73(2H,d,J=8.7Hz,ArH),8.40(1H,dq,J1=4.9Hz,J2=0.7Hz ArH),9.20-9.70(2H,brs,-NH2);ESI-MS(m/z):558.2[M+H]+,580.2[M+Na]+.
3-[2-((4-(N′-(甲氧羰基)脒基)苯胺基)甲基)-1-甲基-N-(2-吡啶基)-1H-苯并咪唑-5-甲酰胺基]丙酸(IV-1)的制备
将III-1(1.12g,0.002mol)和氢氧化钠(0.28g,0.007mol)加入30mL乙醇与15mL水的混合溶剂中,室温搅拌6h,减压蒸去大部分乙醇,加5mL水稀释,于冰浴下,用10%柠檬酸调pH至4~5,固体析出,冰箱过夜,过滤,滤饼用少量冰水洗涤,将其转移至25mL茄形瓶中,加入15mL无水乙醇,回流搅拌30min,静置冷却至室温,过滤,得0.76g白色固体,产率71.5%,m.p.256~258℃.
1H-NMR(500MHz DMSO-d6)δ(ppm):2.53(2H,t,J=7.4Hz,>NCH2 CH 2 -),3.58(3H,s,-OCH 3 ),3.76(3H,s,>NCH 3 ),4.15(2H,t,J=7.8Hz,>NCH 2 CH2-),4.59(2H,d,J=5.4Hz,-CH 2 NH-),6.76(2H,d,J=8.8Hz,ArH),6.96(1H,d,J=8.0Hz,ArH),7.10-7.12(1H,m,ArH),7.16(1H,dd,J1=8.4Hz,J2=1.2Hz,ArH),7.39(1H,d,J=8.5Hz,ArH),7.47(1H,s,ArH),7.55(1H,td,J1=7.8Hz,J2=1.8Hz,ArH),7.79(2H,d,=8.8Hz,ArH),8.36(1H,d,J=3.4Hz,ArH),8.50-9.70(2H,brs,-NH2),10.40-10.80(1H,brs,-COOH);
ESI-MS(m/z):530.2[M+H]+,552.2[M+Na]+.
3-[2-((4-(N′-(甲氧羰基)脒基)苯胺基)甲基)-1-甲基-N-(2-吡啶基)-1H-苯并[d]咪唑-5-甲酰胺基]丙酸(3,5,6-三甲基吡嗪-2-基)甲基酯(I-1)的制备
取IV-1(0.54g,0.001mol),2-羟甲基-3,5,6-三甲基吡嗪(0.23g,0.0015mol),EDCI(0.25g,0.0013mol)及DMAP(0.07g,0.0006mol)加入20mL DMF中,于0~5℃搅拌30min,缓慢升至室温,反应10h,用40mL二氯甲烷稀释,饱和食盐水洗涤,有机层用无水硫酸钠干燥,过滤,浓缩,残留物柱层析(洗脱剂为二氯甲烷∶甲醇=30∶1),得0.39g白色固体,产率:57.6%,m.p.170~172℃.
1H-NMR(500MHz CDCl3)δ(ppm):2.47-2.50(9H,m,吡嗪甲基),2.87(2H,t,J=7.2Hz,>NCH2 CH 2 -),3.64(3H,s,>NCH 3 ),3.75(3H,s,-OCH 3 ),4.39-4.44(4H,m,>NCH 2 CH2-,-CH 2 NH-),5.30(2H,s,吡嗪-CH2O-),5.41(1H,s,-CH2 NH-),6.59(2H,d,J=8.6Hz,ArH),6.69(1H,d,J=8.0Hz,ArH),6.95-7.02(2H,m,ArH),7.21(1H,d,J=8.4Hz,ArH),7.28-7.32(1H,m,ArH),7.64-7.72(3H,m,ArH),8.38(1H,d,J=4.3Hz,ArH),9.00-10.00(2H,brs,-NH2);
IR(cm-1):3415.93,2938.05,1736.95,1609.03,1587.52,1484.35,1470.31,1437.88,1393.92,1327.32,1268.29,1143.85,1127.21;
HRMS(EI+):m/z 664.2993[M+H]+,[C35H38N9O5]+calc.for 664.2996,found 664.2993.
实施例2
3-[2-((4-(N’-(乙氧羰基)脒基)苯胺基)甲基)-1-甲基-N-(吡啶-2-基)-1H-苯并咪唑-5-酰胺基]丙酸乙酯(III-2)的制备
以II(1.9g,0.0038mol)、碳酸钾(1.55g,0.0112mol)及氯甲酸乙酯(0.49g,0.0045mol)为原料,操作类似III-1的制备,得1.32g白色固体,产率:60.7%,m.p.172~174℃,1H-NMR(500MHz CDCl3)δ(ppm):1.21(3H,t,J=6.8Hz,-OCH2 CH 3 ),1.33(3H,t,J=6.8Hz,-NCOOCH2 CH 3 ),2.79(2H,t,J=6.8Hz,>NCH2 CH 2 -),3.64(3H,s,>NCH 3 ),4.07(2H,q,J=6.8Hz,-OCH 2 CH3),4.19,(2H,q,J=6.8Hz,-NCOOCH 2 CH3),4.40-4.42(4H,m,>NCH 2 CH2-,-CH 2 NH-),5.52(1H,s,-NH-),6.57(2H,d,J=8.0Hz,ArH),6.70(1H,d,J=7.8Hz,ArH),6.97-7.02(2H,m,ArH),7.21(1H,d,J=8.2Hz,ArH),7.33(1H,d,J=7.6Hz,ArH),7.65-7.69(3H,m,ArH),8.40(1H,s,ArH),9.30-9.70(2H,brs,-NH2),;ESI-MS(m/z):572.0[M+H]+,594.0[M+Na]+.
3-[2-((4-(N′-(乙氧羰基)脒基)苯胺基)甲基)-1-甲基-N-(2-吡啶基)-1H-苯并咪唑-5-甲酰胺基]丙酸(IV-2)的制备
以III-2(1.09g,0.0019mol)和氢氧化钠(0.28g,0.007mol)为原料,操作类似IV-1的制备,得0.87白色固体,产率:83.9%,m.p.202-203℃,1H-NMR(500MHz DMSO-d6)δ(ppm):1.21(3H,t,J=6.9Hz,-CH2 CH 3 ),2.61(2H,t,J=7.5Hz,>NCH2 CH 2 -),3.77(3H,s,>NCH 3 ),4.02(2H,q,J=7.1Hz,-CH 2 CH3),4.18,(2H,t,J=7.5Hz,>NCH 2 CH2-),4.59(2H,d,J=5.5Hz,-CH 2 NH-),6.76(2H,d,J=8.9Hz,ArH),6.94(1H,d,J=8.0Hz,ArH),7.10-7.13(1H,m,ArH),7.16(1H,dd,J1=8.5Hz,J2=1.5Hz,ArH),7.39(1H,d,J=8.4Hz,ArH),7.47(1H,d,J=1.0Hz,ArH),7.56(1H,td,J1=7.8Hz,J2=1.9Hz,ArH),7.79(2H,d,J=8.9Hz,ArH))8.40(1H,d,J=3.7Hz,ArH),8.50-9.50(2H,brs,-NH2),11.50-12.50(1H,brs,-COOH);
ESI-MS(m/z):544.0[M+H]+,566.0[M+Na]+.
3-[2-((4-(N′-(乙氧羰基)脒基)苯胺基)甲基)-1-甲基-N-(2-吡啶基)-1H-苯并[d]咪唑-5-甲酰胺基]丙酸(3,5,6-三甲基吡嗪-2-基)甲基酯(I-23)的制备
以IV-2(0.54g,0.001mol),2-羟甲基-3,5,6-三甲基吡嗪(0.23g,0.0015mol),EDCI(0.25g,0.0013mol)以及DMAP(0.07g,0.0006mol)为原料,操作类似I-1的制备,得0.41g白色固体,产率:60.9%,m.p.141~142℃,
1H-NMR(500MHz CDCl3)δ(ppm):1.34(3H,t,J=7.1Hz,-CH2 CH 3 ),2.47-2.51(9H,m,吡嗪甲基),2.88(2H,t,J=7.2Hz,>NCH2 CH 2 -),3.65(3H,s,>NCH 3 ),4.19(2H,q,J=7.1Hz,-CH 2 CH3),4.42-4.45(4H,m,>NCH 2 CH2-,-CH 2 NH-),5.16(2H,s,吡嗪-CH2O-),5.42(1H,s,-CH2 NH-),6.60(2H,d,J=8.5Hz,ArH),6.69(1H,d,J=8.0Hz,ArH),6.95-6.98(1H,m,ArH),7.02(1H,d,J=8.4Hz,ArH),7.22(1H,d,J=8.2Hz,ArH),7.29-7.32(1H,m,ArH),7.64-7.66(1H,m,ArH),7.71(2H,d,J=8.4Hz,ArH)8.39(1H,d,J=3.9Hz,ArH),9.00-9.90(2H,brs,-NH2);
IR(cm-1):3411.47,3293.48,1737.55,1608.79,1468.74,1391.08,1364.90,1327.43,1264.32,1171.98,1141.93,1126.00,1099.02,1075.87;
HRMS(EI+):m/z 678.3151[M+H]+,[C36H40N9O5]+ calc.for 678.3152,found 678.3151.
实施例3
3-[2-((4-(N’-(异丙氧羰基)脒基)苯胺基)甲基)-1-甲基-N-(吡啶-2-基)-1H-苯并咪唑-5-酰胺基]丙酸乙酯(III-4)的制备
以II(1.9g,0.0038mol)、碳酸钾(1.55g,0.0112mol)以及氯甲酸异丙酯(0.55g,0.0045mol)为原料,操作类似III-1的制备,得1.36g白色固体,产率:61.1%,m.p.128~130℃,
1H-NMR(500MHz CDCl3)δ(ppm):1.21(3H,t,J=7.2Hz,-OCH2 CH 3 ),1.33(6H,d,J=6.3Hz,-CH(CH 3 ) 2 ),2.80(2H,t,J=7.3Hz,>NCH2 CH 2 -),3.66(3H,s,>NCH 3 ),4.07(2H,q,J=7.2Hz,-OCH 2 CH3),4.40-4.43(4H,m,>NCH 2 CH2-,-CH 2 NH-),4.97(1H,sep,J=6.3Hz,-CH(CH3)2),5.38(1H,s,-NH-),6.60(2H,d,J=8.6Hz,ArH),6.70(1H,d,J=8.1Hz,ArH),6.96-6.99(1H,m,ArH),7.03(1H,d,J=8.4Hz,ArH),7.24(1H,d,J=8.4Hz,ArH),7.32(1H,td,J1=7.9Hz,J2=1.8Hz,ArH),7.67(1H,s,ArH),7.71(2H,d,J=8.5Hz,ArH),8.40(1H,d,J=3.6Hz,ArH),9.20-9.80(2H,brs,-NH2);
ESI-MS(m/z):586.1[M+H]+,608.0[M+Na]+.
3-[2-((4-(N′-(异丙氧羰基)脒基)苯胺基)甲基)-1-甲基-N-(2-吡啶基)-1H-苯并咪唑-5-甲酰胺基]丙酸(IV-4)的制备
以III-4(1.17g,0.002mol)和氢氧化钠(0.28g,0.007mol)为原料,操作类似IV-1的制备,得0.85g白色固体,产率76.3%,m.p.198~200℃,
1H-NMR(500MHz DMSO-d6)δ(ppm):1.20(6H,d,J=6.3Hz,-CH(CH 3 ) 2 ),2.57(2H,t,J=7.7Hz,>NCH2 CH 2 -),3.76(3H,s,>NCH 3 ),4.16(2H,t,J=7.7Hz,>NCH 2 CH2-),4.59(2H,d,J=5.0Hz,-CH 2 NH-),4.80(1H,sep,J=6.3Hz,-CH(CH3)2),6.76(2H,d,J=8.9Hz,ArH),6.94-6.97(1H,m,ArH),7.10-7.12(1H,m,ArH),7.15(1H,dd,J1=8.4Hz,J2=1.5Hz,ArH),7.39(1H,d,J=8.5Hz,ArH),7.48(1H,d,J=1.0Hz,ArH),7.55(1H,td,J1=7.8Hz,J2=2.0Hz,ArH),7.79(2H,d,J=8.9Hz,ArH),8.37(1H,dq,J1=4.9Hz,J2=1.3Hz,ArH),8.50-9.50(2H,brs,-NH2),10.60-11.00(1H,brs,-COOH);
ESI-MS(m/z):558.0[M+H]+,580.0[M+Na]+.
3-[2-((4-(N′-(异丙氧羰基)脒基)苯胺基)甲基)-1-甲基-N-(2-吡啶基)-1H-苯并[d]咪唑-5-甲酰胺基]丙酸(3,5,6-三甲基吡嗪-2-基)甲基酯(I-4)的制备
以IV-4(0.56g,0.001mol),2-羟甲基-3,5,6-三甲基吡嗪(0.23g,0.0015mol),EDCI(0.25g,0.0013mol)及DMAP(0.07g,0.0006mol)为原料,操作类似I-1的制备,得0.43g白色固体,产率61.9%,m.p.160-162℃,
1H-NMR(500MHz CDCl3)δ(ppm):1.32(6H,d,J=6.3Hz,-CH(CH 3 ) 2 ),2.48-2.51(9H,m,吡嗪甲基),2.88(2H,t,J=7.3Hz,>NCH2 CH 2 -),3.66(3H,s,>NCH 3 ),4.42-4.44(4H,m,>NCH 2 CH2-,-CH 2 NH-),4.98(1H,sep,J=6.3Hz,-CH(CH3)2),5.17(2H,s,吡嗪-CH20-),5.36(1H,t,J=4.5Hz,-CH2 NH-),6.61(2H,d,J=8.6Hz,ArH),6.69(1H,d,J=8.1Hz,ArH),6.95-6.98(1H,m,ArH),7.03(1H,d,J=8.5Hz,ArH),7.23(1H,d,J=8.5Hz,ArH),7.30(1H,td,J1=7.9Hz,J2=1.9Hz,ArH),7.66(1H,s,ArH),7.72(2H,d,J=8.6Hz,ArH),8.39(1H,dd,J1=4.8Hz,J2=1.2Hz,ArH),9.00-10.00(2H,brs,-NH2);
IR(cm-1):3395.45,2978.24,1735.90,1608.90,1470.41,1371.88,1330.71,1266.07,1168.57,1146.73,1109.21,986.13,837.88,812.86,749.61,566.82;
HRMS(EI+):m/z 692.3314[M+H]+,[C37H42N905]+ calc.for 692.3309,found 692.3314.
实施例4
3-[2-((4-(N’-(特丁氧羰基)脒基)苯胺基)甲基)-1-甲基-N-(吡啶-2-基)-1H-苯并咪唑-5-酰胺基]丙酸乙酯(III-7)的制备
于0-5℃下,将II(1.9g,0.0038mol)和碳酸钾(1.55g,0.0112mol)加入90mL四氢呋喃∶水=1∶1的混合溶剂中,室温搅拌。取BOC酸酐(0.98g,0.0045mol)溶于10mL四氢呋喃中,将其滴加到上述溶液中,搅拌30min后升至室温,继续搅拌24h,减压浓缩,二氯甲烷提取,有机层用饱和食盐水洗涤,无水硫酸钠干燥,过滤,滤液减压浓缩,残留物硅胶柱层析(洗脱剂为二氯甲烷∶甲醇=30∶1),得1.63g白色固体,产率:71.5%,m.p.150-152℃,
1H-NMR(500MHz DMSO-d6)δ(ppm):1.12(3H,t,J=7.1Hz,-CH2 CH 3 ),1.43(9H,s,-C(CH 3 ) 3 ),2.68(2H,t,J=7.0Hz,>NCH2 CH 2 -),3.77(3H,s,>NCH 3 ),3.98(2H,q,J=7.1Hz,-CH 2 CH3),4.23(2H,t,J=7.1Hz,>NCH 2 CH2-),4.59(2H,d,J=4.4Hz,-CH 2 NH-),6.76(2H,d,J=8.8Hz,ArH),6.89(1H,d,J=7.7Hz,ArH),7.11(1H,t,J=7.1Hz,ArH),7.16(1H,d,J=8.4Hz,ArH),7.39(1H,d,J=8.5Hz,ArH),7.48(1H,s,ArH),7.55(1H,t,J=7.6Hz,ArH),7.77(2H,d,J=8.8Hz,ArH),8.39(1H,d,J=3.6Hz,ArH),8.80-9.70(2H,br.s.,-NH2);ESI-MS(m/z):600.3[M+H]+.
3-[2-((4-(N′-(特丁氧羰基)脒基)苯胺基)甲基)-1-甲基-N-(2-吡啶基)-1H-苯并咪唑-5-甲酰胺基]丙酸(IV-7)的制备
将III-7(1.2g,0.002mol)和氢氧化钠(0.28g,0.007mol)加入30mL乙醇与15mL水的混合溶剂中,室温搅拌6h,减压蒸去大部分乙醇,5mL水稀释,于冰浴下,用10%柠檬酸调pH至4~5,固体析出,冷却,过滤,滤饼用少量冰水洗涤,将其转移至50mL茄形瓶中,加入20mL无水乙醇,回流搅拌30min,静置冷却至室温,过滤,得1.03g白色固体,产率:90.0%,m.p.226~228℃,
1H-NMR(500MHz DMSO-d6)δ(ppm):1.43(9H,s,-C(CH 3 ) 3 ),2.61(2H,t,J=7.4Hz,>NCH2 CH 2 -),3.76(3H,s,>NCH 3 ),4.18,(2H,t,J=7.5Hz,>NCH 2 CH2-),4.58(2H,d,J=4.4Hz,-CH 2 NH-),6.75(2H,d,J=8.9Hz,ArH),6.94(1H,d,J=8.1Hz,ArH),7.10-7.13(1H,m,ArH),7.16(1H,dd,J1=8.4Hz,J2=1.3Hz,ArH),7.39(1H,d,J=8.5Hz,ArH),7.48(1H,s,ArH),7.56(1H,td,J1=7.8Hz,J2=1.7Hz,ArH),7.76(2H,d,J=8.8Hz,ArH),8.37(1H,d,J=3.6Hz,ArH),8.40-9.55(2H,brs,-NH2),11.30-12.75(1H,brs,-COOH);ESI-MS(m/z):572.2[M+H]+,570.2[M-H]-.
3-[2-((4-(N′-(叔丁氧羰基)脒基)苯胺基)甲基)-1-甲基-N-(2-吡啶基)-1H-苯并[d]咪唑-5-甲酰胺基]丙酸(3,5,6-三甲基吡嗪-2-基)甲基酯(I-7)的制备
取IV-7(0.57g,0.001mol),2-羟甲基-3,5,6-三甲基吡嗪(0.23g,0.0015mol),EDCI(0.25g,0.0013mol)及DMAP(0.07g,0.0006mol)加入20mLDMF中,于0~5℃搅拌30min,缓慢升至室温,反应10h,停止反应,加入60mL二氯甲烷稀释,饱和食盐水洗涤,有机层用无水硫酸钠干燥,过滤,浓缩,残留物进行硅胶柱层析(洗脱剂为二氯甲烷∶甲醇=30∶1),得0.43g白色固体,产率:61.1%,m.p.126~128℃,
1H-NMR(500MHz CDCl3)δ(ppm):1.53(9H,s,-C(CH 3 ) 3 ),2.47-2.50(9H,m,吡嗪甲基),2.87(2H,t,J=7.3Hz,>NCH2 CH 2 -),3.61(3H,s,>NCH 3 ),4.38,(2H,d,J=4.6Hz,-CH 2 NH-),4.43(2H,t,J=7.2Hz,>NCH 2 CH2-),5.16(2H,s,吡嗪-CH2O-),5.44(1H,s,-CH2 NH-),6.57(2H,d,J=8.8Hz,ArH),6.68(1H,d,J=8.1Hz,ArH),6.95-7.00(2H,m,ArH),7.20(1H,dd,J1=8.4Hz,J2=1.5Hz,ArH),7.28-7.31(1H,m,ArH),7.64-7.67(3H,m,ArH),8.39(1H,dd,J1=4.9Hz,J2=1.2Hz,ArH),8.50-10.50(2H,brs,-NH2);
IR(cm-1):3304.32,2924.27,2853.62,1736.51,1647.18,1608.60,1469.84,1388.77,1366.03,1321.33,1280.35,1169.43,1142.62,809.58,744.75;
HRMS(EI+):m/z 706.3465[M+H]+,[C38H44N9O5]+calc.for 706.3465,found 706.3469.
实施例5
3-[2-((4-(N’-(戊氧羰基)脒基)苯胺基)甲基)-1-甲基-N-(吡啶-2-基)-1H-苯并咪唑-5-酰胺基]丙酸乙酯(III-8)的制备
以II(1.9g,0.0038mol)、碳酸钾(1.55g,0.0112mol)以及氯甲酸戊酯(0.68g,0.0045mol)为原料,操作类似III-1的制备,得1.43g白色固体,产率:61.3%,m.p.148~150℃,
1H-NMR(500MHz CDCl3)δ(ppm):0.91(3H,t,J=7.1Hz,-CH2CH2 CH 3 ),1.21(3H,t,J=7.2Hz,-OCH2 CH 3 ),1.33-1.40(4H,m,-CH2 CH 2 CH 2 CH3),1.73(2H,q,J=7.3Hz,-OCH2 CH 2 CH2-)2.80(2H,t,J=7.3Hz,>NCH2 CH 2 -),3.67(3H,s,>NCH 3 ),4.07(2H,q,J=7.1Hz,-OCH 2 CH3),4.13,(2H,t,J=6.9Hz,-OCH 2 CH2CH2-),4.41-4.43(4H,m,>NCH 2 CH2-,-CH 2 NH-),5.35(1H,s,-NH-),6.62(2H,d,J=8.7Hz,ArH),6.70(1H,d,J=8.1Hz,ArH),6.96-6.99(1H,m,ArH),7.05(1H,d,J=8.5Hz,ArH),7.25(1H,d,J=1.5Hz,ArH),7.32(1H,td,J1=7.9Hz,J2=1.9Hz,ArH),7.67(1H,s,ArH),7.72(2H,d,J=8.7Hz,ArH),8.41(1H,d,J=3.6Hz,ArH),9.20-9.80(2H,brs,-NH2);ESI-MS(m/z):614.1[M+H]+,636.0[M+Na]+.
3-[2-((4-(N′-(戊氧羰基)脒基)苯胺基)甲基)-1-甲基-N-(2-吡啶基)-1H-苯并咪唑-5-甲酰胺基]丙酸(IV-8)的制备
以III-8(1.22g,0.002mol)和氢氧化钠(0.28g,0.007mol)为原料,操作类似IV-1的制备,得0.95g白色固体,产率85.1%,m.p.196-198℃,
1H-NMR(500MHz DMSO-d6)δ(ppm):0.88(3H,t,J=7.0Hz,-CH2CH2 CH 3 ),1.29-1.32(4H,m,-CH2 CH 2 CH 2 CH3),1.59(2H,qui,J=6.9Hz,-CH2 CH 2 CH2-),2.58(2H,t,J=7.5Hz,>NCH2 CH 2 -),3.76(3H,s,>NCH 3 ),3.97(2H,t,J=6.8Hz,-OCH 2 CH2CH2-),4.17(2H,t,J=7.6Hz,>NCH 2 CH2-),4.59(2H,d,J=5.5Hz,-CH 2 NH-),6.76(2H,d,J=8.9Hz,ArH),6.94-6.96(1H,m,ArH),7.10-7.12(1H,m,ArH),7.16(1H,dd,J1=8.4Hz,J2=1.5Hz,ArH),7.39(1H,d,J=8.5Hz,ArH),7.47(1H,d,J=1.1Hz,ArH),7.55(1H,td,J1=7,8Hz,J2=2.0Hz,ArH),7.79(2H,d,J=8.9Hz,ArH),8.37(1H,dd,J1=4.8Hz,J2=1.2Hz,ArH),9.20-9.80(2H,brs,-NH2),11.30-12.50(1H,brs,-COOH);
ESI-MS(m/z):586.1[M+H]+,608.0[M+Na]+.
3-[2-((4-(N′-(戊氧羰基)脒基)苯胺基)甲基)-1-甲基-N-(2-吡啶基)-1H-苯并[d]咪唑-5-甲酰胺基]丙酸(3,5,6-三甲基吡嗪-2-基)甲基酯(I-8)的制备
以IV-8(0.58g,0.001mol),2-羟甲基-3,5,6-三甲基吡嗪(0.23g,0.0015mol),EDCI(0.25g,0.0013mol)及DMAP(0.07g,0.0006mol)为原料,操作类似I-1的制备,得0.46g白色固体,产率:64.5%,m.p.134~136℃,
1H-NMR(500MHz CDCl3)δ(ppm):0.90(3H,t,J=6.9Hz,-CH2 CH 3 ),1.34-1.37(4H,m,-CH2 CH 2 CH 2 CH3),1.71(2H,qui,J=7.2Hz,-CH2 CH 2 CH2-),2.47-2.51(9H,m,吡嗪甲基),2.87(2H,t,J=7.2Hz,>NCH2 CH 2 -),3.67(3H,s,>NCH 3 ),4.13(2H,t,J=6.9Hz,-OCH 2 CH2-),4.42-4.44(4H,m,>NCH 2 CH 2 -,-CH 2 NH-),5.16(2H,s,吡嗪-CH2O-),5.52(1H,s,-CH2 NH-),6.61(2H,d,J=8.5Hz,ArH),6.69(1H,d,J=8.0Hz,ArH),6.95-6.97(1H,m,ArH),7.03(1H,d,J=8.4Hz,ArH),7.22(1H,d,J=8.3Hz,ArH),7.31(1H,t,J=8.2Hz,ArH),7.65(1H,s,ArH),7.69(2H,d,J=8.4Hz,ArH),8.38(1H,d,J=3.7Hz,ArH),9.00-10.50(2H,brs,-NH2);
IR(cm-1):3393.89,3362.83,2954.04,2359.88,1737.70,1610.81,1588.42,1569.76,1470.34,1387.38,1326.74,1260.33,1195.09,1165.52,1145.16,1128.23,1112.11,814.06,570.90;HRMS(EI+):m/z 742.3446[M+Na]+,[C39H45N9O5Na]+ calc.for 742.3441,found 742.3446.
实施例6
3-[2-((4-(N’-(己氧羰基)脒基)苯胺基)甲基)-1-甲基-N-(吡啶-2-基)-1H-苯并咪唑-5-酰胺基]丙酸乙酯(III-9)的制备
以II(1.9g,0.0038mol)、碳酸钾(1.55g,0.0112mol)以及氯甲酸己酯(0.74g,0.0045mol)为原料,操作类似III-1的制备,得1.47g白色固体,产率:61.6%,m.p.130~132℃(文献值m.p.128-129℃[J Med Chem.2002,45(9),1757-1766]),1H-NMR(300MHz DMSO-d6)δ(ppm):0.87(3H,t,J=6.9Hz,-CH2CH2 CH 3 ),1.12(3H,t,J=7.2Hz,-CH2 CH 3 ),1.27-1.29(6H,m,-CH2 CH 2 CH 2 CH 2 CH3),1.57(2H,q,J=6.6Hz,-OCH2 CH 2 CH2-),2.68(2H,t,J=6.9Hz,>NCH2 CH 2 -),3.77(3H,s,>NCH 3 ),3.94-4.00(4H,m,-OCH 2 CH3,-OCH 2 CH2CH2-),4.22,(2H,t,J=6.9Hz,>NCH 2 CH2-),4.59(2H,d,J=5.4Hz,-CH 2 NH-),6.76(2H,d,J=8.7Hz,ArH),6.88(1H,d,J=8.1Hz,ArH),6.98(1H,m,NH),7.10-7.17(2H,m,ArH),7.39(1H,d,J=8.4Hz,ArH),7.47(1H,s,ArH),7.54(1H,t,J=7.7Hz,ArH),7.79(2H,d,J=8.7Hz,ArH),8.39(1H,d,J=4.8Hz,ArH),8.60-9.30(2H,brs,-NH2);ESI-MS(m/z):628.4[M+H]+.
3-[2-((4-(N′-(己氧羰基)脒基)苯胺基)甲基)-1-甲基-N-(2-吡啶基)-1H-苯并咪唑-5-甲酰胺基]丙酸(IV-9)的制备
以III-9(1.25g,0.002mol)、氢氧化钠(0.28g,0.007mol)为原料,操作类似IV-1的制备,得0.93g白色固体,产率:77.9%,m.p.196~198℃,
1H-NMR(500MHz DMSO-d6)δ(ppm):0.87(3H,t,J=7.0Hz,-CH2CH2 CH 3 ),1.28-1.34(6H,m,-CH2 CH 2 CH 2 CH 2 CH3),1.58(2H,qui,J=7.6Hz,-OCH2 CH 2 CH2-),2.61(2H,t,J=7.5Hz,>NCH2 CH 2 -),3.76(3H,s,>NCH 3 ),3.98(2H,t,J=6.7Hz,-OCH 2 CH2CH2-),4.18,(2H,t,J=7.5Hz,>NCH 2 CH2-),4.59(2H,d,J=4.5Hz,-CH 2 NH-),6.76(2H,d,J=8.9Hz,ArH),6.95(1H,d,J=8.1Hz,ArH),7.10-7.13(1H,m,ArH),7.16(1H,dd,J1=8.5Hz,J2=1.5Hz,ArH),7.39(1H,d,J=8.5Hz,ArH),7.48(1H,s,ArH),7.55(1H,td,J1=7.8Hz,J2=2.0Hz,ArH),7.79(2H,d,J=8.9Hz,ArH),8.38(1H,d,J=4.8Hz,ArH),8.50-9.50(2H,brs,-NH2),11.30-12.55(1H,brs,-COOH);
ESI-MS(m/z):600.3[M+H]+,622.3[M+Na]+.
3-[2-((4-(N′-(己氧羰基)脒基)苯胺基)甲基)-1-甲基-N-(2-吡啶基)-1H-苯并[d]咪唑-5-甲酰胺基]丙酸(3,5,6-三甲基吡嗪-2-基)甲基酯(I-9)的制备
以IV-9(0.60g,0.001mol),2-羟甲基-3,5,6-三甲基吡嗪(0.23g,0.0015mol),EDCI(0.25g,0.0013mol)及DMAP(0.07g,0.0006mol)为原料,操作类似I-1的制备,得0.49g白色固体,产率:66.7%,m.p.140~142℃,1H-NMR(500MHz CDCl3)δ(ppm):0.89(3H,t,J=6.17Hz,-CH2 CH 3 ),1.31-1.42(6H,m,-CH2 CH 2 CH 2 CH 2 CH3),1.72(2H,qui,J=7.7Hz,-CH2 CH 2 CH2-),2.48-2.51(9H,m,吡嗪甲基),2.88(2H,t,J=7.3Hz,>NCH2 CH 2 -),3.67(3H,s,>NCH 3 ),4.13(2H,t,J=6.9Hz,-OCH 2 CH2-),4.42-4.45(4H,m,>NCH 2 CH2-,-CH 2 NH-),5.17(2H,s,吡嗪-CH2O-),5.40(1H,s,-CH2 NH-),6.62(2H,d,J=8.5Hz,ArH),6.69(1H,d,J=8.0Hz,ArH),6.95-6.98(1H,m,ArH),7.03(1H,d,J=8.4Hz,ArH),7.23(1H,d,J=7.4Hz,ArH),7.30(1H,td,J1=7.8Hz,J2=1.8Hz,ArH),7.66-7.73(3H,m,ArH),8.39(1H,d,J=3.7Hz,ArH),9.00-9.90(2H,brs,-NH2);
IR(cm-1):3403.16,3365.22,1751.06,1611.51,1587.97,1568.59,1498.68,1471.53,1458.10,1386.70,1326.12,1257.14,1195.47,1145.47,1164.92,1128.13,1112.57;
HRMS(EI+):m/z 734.3788[M+H]+,[C40H48N9O5]+calc.for 734.3778,found 734.3788.
实施例7
3-[2-((4-(N’-(苄氧羰基)脒基)苯胺基)甲基)-1-甲基-N-(吡啶-2-基)-1H-苯并咪唑-5-酰胺基]丙酸乙酯(III-12)的制备
以II(1.9g,0.0038mol)、碳酸钾(1.55g,0.0112mol)以及氯甲酸苄酯(0.76g,0.0045mol)为原料,操作类似III-1的制备,得1.73g白色固体,产率:71.8%,m.p.165~167℃,
1H-NMR(500MHz CDCl3)δ(ppm):1.21(3H,t,J=7.1Hz,-CH2 CH 3 ),2.80(2H,t,J=7.2Hz,>NCH2 CH 2 -),3.64(3H,s,>NCH 3 ),4.07(2H,q,J=7.1Hz,-CH 2 CH3),4.40-4.43(4H,m,>NCH 2 CH2-,-CH 2 NH-),5.19(2H,s,-OCH 2 Ph)5.32(1H,s,-NH-),6.60(2H,d,J=8.4Hz,ArH),6.70(1H,d,J=8.0Hz,ArH),6.95-6.98(1H,m,ArH),7.04(1H,d,J=8.4Hz),7.25-7.34(5H,m,ArH),7.43(2H,d,J=7.3Hz,ArH),7.67-7.72(3H,m,ArH),8.40(1H,d,J=3.8Hz,ArH),9.20-9.70(2H,brs,-NH2);
ESI-MS(m/z):634.0[M+H]+,656.0[M+Na]+.
3-[2-((4-(N′-(苄氧羰基)脒基)苯胺基)甲基)-1-甲基-N-(2-吡啶基)-1H-苯并咪唑-5-甲酰胺基]丙酸(IV-12)的制备
以III-12(1.27g,0.002mol)和氢氧化钠(0.28g,0.007mol)为原料,操作类似IV-1的制备,得1.11g白色固体,产率:91.5%,m.p.179~181℃,
1H-NMR(500MHz DMSO-d6)δ(ppm):2.60(2H,t,J=7.5Hz,>NCH2 CH 2 -),3.76(3H,s,>NCH 3 ),4.17(2H,t,J=7.5Hz,>NCH 2 CH 2 -),4.59(2H,s,-CH 2 NH-),5.08(2H,s,-OCH 2 Ph),6.77(2H,d,J=8.9Hz,ArH),6.95(1H,d,J=8.1Hz,ArH),7.10-7.12(1H,m,ArH),7.15-7.17(1H,m,ArH),7.31-7.40(6H,m,ArH),7.48(1H,s,ArH),7.55(1H,td,J1=7.8Hz,J2=1.8Hz,ArH),7.81(2H,d,J=8.8Hz,ArH),8.37(1H,d,J=3.6Hz,ArH),9.00-9.70(2H,brs,-NH2),11.70-12.50(1H,brs,-COOH);ESI-MS(m/z):606.0[M+H]+,628.0[M+Na]+.
3-[2-((4-(N′-(苄氧羰基)脒基)苯胺基)甲基)-1-甲基-N-(2-吡啶基)-1H-苯并[d]咪唑-5-甲酰胺基]丙酸(3,5,6-三甲基吡嗪-2-基)甲基酯(I-12)的制备
以IV-12(0.60g,0.001mol),2-羟甲基-3,5,6-三甲基吡嗪(0.23g,0.0015mol),EDCI(0.25g,0.0013mol)及DMAP(0.07g,0.0006mol)为原料,操作类似I-1的制备,得0.50g白色固体,产率:68.2%,m.p.149-150℃,
1H-NMR(500MHz CDCl3)δ(ppm):2.47-2.51(9H,m,吡嗪甲基),2.87(2H,t,J=7.1Hz,>NCH2 CH 2 -),3.62(3H,s,>NCH 3 ),4.39-4.44(4H,m,>NCH 2 CH 2 -,-CH 2 NH-),5.16-5.18(4H,m,吡嗪-CH2O-,-OCH 2 Ph),5.40(1H,s,-CH2 NH-),6.58(2H,d,J=8.3Hz,ArH),6.68(1H,d,J=7.9Hz,ArH),6.94-6.96(1H,m,ArH),7.00(1H,d,J=8.4Hz),7.21-7.33(5H,m,ArH),7.42(2H,d,J=7.3Hz,ArH),7.64(1H,s,ArH),7.69(2H,d,J=8.3Hz,ArH),8.38(1H,d,J=3.9Hz,ArH),9.00-10.00(2H,brs,-NH2);
IR(cm-1):3377.43,2360.02,2341.60,1739.01,1588.78,1570.78,1488.88,1471.08,1317.10,1128.18,1169.13,1142.59,1099.67,1013.92,808.79,742.65,698.12;
HRMS(EI+):m/z 740.3315[M+H]+,[C41H42N9O5]+calc.for 740.3309,found 678.3315.

Claims (6)

1.通式(I)的化合物或其药学上可接受的盐:
Figure FDA0000413110340000011
其中R代表:C1~C8的直链或支链烷基、苄基或苯基。
2.权利要求1的化合物或其药学上可接受的盐,其中R代表正戊基、正己基或叔丁基。
3.权利要求1的化合物或其药学上可接受的盐,其中药学上可接受的盐为权利要求1的通式(I)化合物与下列酸形成的酸加成盐:盐酸、氢溴酸、硫酸、碳酸、柠檬酸、琥珀酸、酒石酸、磷酸、乳酸、丙酮酸、乙酸、马来酸、甲磺酸、苯磺酸、对甲苯磺酸或阿魏酸。
4.一种药物组合物,其中含有权利要求1的通式(I)化合物或其药学上可接受的盐及药学上可接受的载体。
5.权利要求1的化合物或其药学上可接受的盐在制备预防或治疗血管血栓栓塞性疾病的药物中的用途。
6.权利要求5的用途,其中血管血栓栓塞性疾病是静脉血栓栓塞性疾病或动脉血栓栓塞性疾病。
CN201110172073.5A 2011-06-24 2011-06-24 一类可用于口服的凝血酶抑制剂、其制法以及医药用途 Active CN102838588B (zh)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201110172073.5A CN102838588B (zh) 2011-06-24 2011-06-24 一类可用于口服的凝血酶抑制剂、其制法以及医药用途
PCT/CN2012/000832 WO2012174856A1 (zh) 2011-06-24 2012-06-15 一类可用于口服的凝血酶抑制剂及其制法以及医药用途

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201110172073.5A CN102838588B (zh) 2011-06-24 2011-06-24 一类可用于口服的凝血酶抑制剂、其制法以及医药用途

Publications (2)

Publication Number Publication Date
CN102838588A CN102838588A (zh) 2012-12-26
CN102838588B true CN102838588B (zh) 2014-03-19

Family

ID=47366348

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201110172073.5A Active CN102838588B (zh) 2011-06-24 2011-06-24 一类可用于口服的凝血酶抑制剂、其制法以及医药用途

Country Status (2)

Country Link
CN (1) CN102838588B (zh)
WO (1) WO2012174856A1 (zh)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107027308A (zh) * 2014-08-06 2017-08-08 四川海思科制药有限公司 一种达比加群硫酯衍生物及其制备方法和在药学上的用途
CN106470987A (zh) * 2014-08-06 2017-03-01 四川海思科制药有限公司 一种达比加群酯衍生物及其制备方法和在药学上的用途
CN106660995A (zh) * 2014-08-06 2017-05-10 四川海思科制药有限公司 一种达比加群环基酯衍生物及其制备方法和在药学上的用途
CN104356111B (zh) * 2014-10-14 2017-12-26 蚌埠丰原医药科技发展有限公司 一种制备达比加群酯水解杂质的方法
CN104628733A (zh) * 2015-03-02 2015-05-20 中国药科大学 四氢苯并[4,5]咪唑并[1,2-a]吡嗪类凝血酶抑制剂
CN108752428A (zh) * 2018-06-28 2018-11-06 张建华 一种合成多肽及其在制备抗静脉血栓形成的药物中的应用
CN110981858A (zh) * 2019-12-16 2020-04-10 南通常佑药业科技有限公司 一种抗凝药物达比加群酯及其类似物的制备方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101012201A (zh) * 2007-02-05 2007-08-08 中国药科大学 川芎嗪衍生物、其制备方法及其医药用途
CN101362725A (zh) * 2008-10-06 2009-02-11 山东大学 川芎嗪胍类衍生物的制备方法及其应用
CN101600709A (zh) * 2007-02-06 2009-12-09 贝林格尔·英格海姆国际有限公司 制备苯并咪唑衍生物的方法
CN102050814A (zh) * 2009-11-06 2011-05-11 北京美倍他药物研究有限公司 达比加群的酯衍生物
CN102050815A (zh) * 2009-11-06 2011-05-11 北京美倍他药物研究有限公司 作为前药的达比加群的酯衍生物

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PE121699A1 (es) * 1997-02-18 1999-12-08 Boehringer Ingelheim Pharma Heterociclos biciclicos disustituidos como inhibidores de la trombina

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101012201A (zh) * 2007-02-05 2007-08-08 中国药科大学 川芎嗪衍生物、其制备方法及其医药用途
CN101600709A (zh) * 2007-02-06 2009-12-09 贝林格尔·英格海姆国际有限公司 制备苯并咪唑衍生物的方法
CN101362725A (zh) * 2008-10-06 2009-02-11 山东大学 川芎嗪胍类衍生物的制备方法及其应用
CN102050814A (zh) * 2009-11-06 2011-05-11 北京美倍他药物研究有限公司 达比加群的酯衍生物
CN102050815A (zh) * 2009-11-06 2011-05-11 北京美倍他药物研究有限公司 作为前药的达比加群的酯衍生物

Non-Patent Citations (6)

* Cited by examiner, † Cited by third party
Title
Norber H.Hauel et al..Structure-Based Design of Novel Potent Nonpeptide Thrombin Inhibitors.《J.Med.Chem.》.2002,第45卷(第9期),1757-1766.
Orazio Nicolotti et al..Screening of benzamidine-based thrombin inhibitors via a linear interaction energy in continuum electrostatics model.《J.Comput.Aided.Mol.Des.》.2010,第24卷117-129.
Screening of benzamidine-based thrombin inhibitors via a linear interaction energy in continuum electrostatics model;Orazio Nicolotti et al.;《J.Comput.Aided.Mol.Des.》;20100211;第24卷;117-129 *
Structure-Based Design of Novel Potent Nonpeptide Thrombin Inhibitors;Norber H.Hauel et al.;《J.Med.Chem.》;20020326;第45卷(第9期);1757-1766 *
达比加群酯的合成;邢松松 等;《中国医药工业杂志》;20101231;第41卷(第5期);321-325 *
邢松松 等.达比加群酯的合成.《中国医药工业杂志》.2010,第41卷(第5期),321-325.

Also Published As

Publication number Publication date
WO2012174856A1 (zh) 2012-12-27
CN102838588A (zh) 2012-12-26

Similar Documents

Publication Publication Date Title
CN102838588B (zh) 一类可用于口服的凝血酶抑制剂、其制法以及医药用途
JP4316794B2 (ja) イソキノリン誘導体及び医薬
CN102875533B (zh) 达比加群衍生物、其制法及抗血栓用途
ES2636087T3 (es) Un antagonista de receptores de endotelina y angiotensina II de bifenilsulfonamida para tratar la glomeruloesclerosis
CN107530556A (zh) Dna烷化剂
CN108699084A (zh) 取代全氢吡咯并[3,4-c]吡咯衍生物及其用途
WO1997028130A1 (fr) Derives de l'isoquinoline et medicaments associes
CN108349926A (zh) 曲前列环素衍生物及其组合物和用途
CN102485721A (zh) 取代的2,3-二氮杂萘酮化合物及其用途
CN102421784A (zh) 作为gsk-3抑制剂的7-环烷基氨基喹诺酮
EP2814820B1 (en) Anti-malarial agents
EP2138482A1 (en) Bicyclic heterocyclic compound
CN101535304A (zh) 丝氨酸水解酶抑制剂
CN104803880A (zh) 一种具有神经保护作用的化合物及其制备方法和应用
CN109153672A (zh) Trpv4拮抗剂
CN109503548B (zh) 一种丁苯酞衍生物及其制备方法和应用
CN102633780B (zh) 一类具有凝血酶抑制作用的一氧化氮供体,其制法以及医药用途
CN108602837B (zh) 具有抑制血小板聚集效果的化合物及其盐、以及包含其的用于预防或治疗血栓性疾病的组合物
WO2015129845A1 (ja) 新規テトラヒドロピリドピリミジノン誘導体
CN103044404A (zh) 达比加群衍生物、其制法及抗血栓用途
CN102250099B (zh) 一类非肽类抗凝血酶抑制剂、其制法以及医药用途
CN115463133A (zh) 一种药物组合物、制剂及其制备方法和应用
CN101495478B (zh) 具有抗血栓形成活性的亚氨基-咪唑并-吡啶衍生物
CN114805141A (zh) 4-胍基苯甲酸芳基酯类化合物及其在抗SARS-CoV-2病毒中的用途
CN106478764A (zh) 丹参酮iia磷酸衍生物、及其合成和作为药物的应用

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant
CP01 Change in the name or title of a patent holder
CP01 Change in the name or title of a patent holder

Address after: 211198 No. 639 Longmian Avenue, Nanjing City, Jiangsu Province

Co-patentee after: Hefei Medical and Pharmaceutical Co., Ltd.

Patentee after: China Pharmaceutical University

Address before: 211198 No. 639 Longmian Avenue, Nanjing City, Jiangsu Province

Co-patentee before: Hefei Yigong Medicine Co., Ltd.

Patentee before: China Pharmaceutical University