4,4,4-trifluoro-1-(3-chloro-4-fluorophenyl) butane-1,3-dione | 38440-19-6

• 分子结构分类: 有机化合物 - 有机氧化合物
• 英文名称: 4,4,4-trifluoro-1-(3-chloro-4-fluorophenyl) butane-1,3-dione
• 英文别名: 4,4,4-trifluoro-1-(3-chloro-4-fluorophenyl)butane-1,3-dione；3-chloro-4-fluorobenzoyltrifluoroacetone；1-(3-chloro-4-fluoro-phenyl)-4,4,4-trifluoro-butane-1,3-dione；1-(3-chloro-4-fluorophenyl)-4,4,4-trifluorobutane-1,3-dione
• CAS: 38440-19-6
• 化学式: C₁₀H₅ClF₄O₂
• mdl: MFCD11156249
• 分子量: 268.595
• InChiKey: MQPHGIRIBLKSEU-UHFFFAOYSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  3.3
• 重原子数：
  17
• 可旋转键数：
  3
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.2
• 拓扑面积：
  34.1
• 氢给体数：
  0
• 氢受体数：
  6

反应信息

• 作为反应物：
  描述：

  4,4,4-trifluoro-1-(3-chloro-4-fluorophenyl) butane-1,3-dione 在 sodium acetate 、 溶剂黄146 作用下， 以 甲醇 、 水 为溶剂， 反应 32.0h， 生成 1-[4-(3-Chloro-4-fluoro-phenyl)-8-phenyl-pyrazolo[5,1-c][1,2,4]triazin-3-yl]-2,2,2-trifluoro-ethanone
  参考文献：
  名称：

  Joshi; Pathak; Garg, Journal of the Indian Chemical Society, 1983, vol. 60, # 11, p. 1074 - 1076

  摘要：

  DOI：
• 作为产物：
  描述：

  三氟乙酸乙酯 、 3-氯-4-氟苯乙酮 在 sodium amide 作用下， 以 乙醚 为溶剂， 以57%的产率得到4,4,4-trifluoro-1-(3-chloro-4-fluorophenyl) butane-1,3-dione
  参考文献：
  名称：

  氟化1,3-二酮的改性合成

  摘要：

  在0°C下对氟化芳基甲基酮与乙酯的酰化反应进行了重新研究，从而以优异的收率得到了氟化1，3-二酮。

  DOI：

  10.1016/s0022-1139(00)81942-9

文献信息

• [EN] GAMMA SECRETASE MODULATERS<br/>[FR] MODULATEURS DE GAMMA-SECRÉTASE
  申请人：HOFFMANN LA ROCHE

  公开号：WO2011092272A1

  公开（公告）日：2011-08-04

  The invention relates to compounds of formula ( I ) wherein R1/R1' are independently from each other hydrogen, halogen, lower alkoxy or cyano; R2 is lower alkyl, halogen, lower alkoxy, lower alkyl substituted by halogen, lower alkoxy substituted by halogen, lower alkyl substituted by OR, =0, -C(O)O-lower alkyl, -C(O)NH-lower alkyl, cyano, CH2-O-lower alkyl, cycloalkyl, NRR'or is -O-(CH2)o-phenyl optionally substituted by halogen, or is -(CH2)o-phenyl optionally substituted by one, two or three substituents, selected from halogen, -(CH2)o-cyano, lower alkyl, lower alkyl substituted by halogen, lower alkyl substituted by hydroxy, C(O)H, -CH2-NH2-, -CH2-NH-C(O)O-lower alkyl, -CH2-NH-C(O)-lower alkyl, -CH2-NH-lower alkyl, -CH2-NH-S(O)2-lower alkyl, lower alkoxy or by lower alkoxy substituted by halogen, or is -(CH2)o-cycloalkyl, or is -(CH2)o-heterocycloalkyl which is optionally substituted by halogen, CF3, lower alkyl, -CH2CN, -C(O)-lower alkyl, -C(O)O-lower alkyl or S(O)2-lower alkyl, or is heteroaryl selected from the group consisting of furanyl, pyrazinyl, pyridinyl, benzooxazolyl or benzoimidazolyl which are optionally substituted by lower alkyl, or is 4-methyl-3,4-dihydro-2H-benzo[l,4]oxazine R and R' are independently from each other hydrogen or lower alkyl, and o is 0 or 1; R3 may occur once or twice and is lower alkyl; A is Formula a), b), c), d), e), f), h), i), j) and Formula k); R2' is hydrogen, lower alkyl, lower alkyl substituted by halogen, C(O)-lower alkyl, S(O)2-lower alkyl or phenyl optionally substituted by halogen; hetaryl is a 5 or 6 membered N, S or O-containing heteroaryl group; n is O, 1, 2 or 3; if n is 2 or 3, R2 may be the same or not; or to pharmaceutically active acid addition salts thereof. The present compounds of formula ( I ) are modulators for amyloid beta and thus, they may be useful for the treatment or prevention of a disease associated with the deposition of β-amyloid in the brain, in particular Alzheimer's disease, and other diseases such as cerebral amyloid angiopathy, hereditary cerebral hemorrhage with amyloidosis, Dutch-type (HCHWA-D), multi- infarct dementia, dementia pugilistica and Down syndrome.

  该发明涉及以下式（I）的化合物，其中R1/R1'分别独立地为氢、卤素、较低的烷氧基或氰基；R2为较低的烷基、卤素、较低的烷氧基、卤素取代的较低烷基、卤素取代的较低烷氧基、取代的较低烷基OR、=0、-C(O)O-较低烷基、-C(O)NH-较低烷基、氰基、CH2-O-较低烷基、环烷基、NRR'或为-O-(CH2)o-苯基，可选择地取代为卤素，或为-(CH2)o-苯基，可选择地取代为一个、两个或三个取代基，选自卤素、-(CH2)o-氰基、较低烷基、卤素取代的较低烷基、羟基取代的较低烷基、C(O)H、-CH2-NH2-、-CH2-NH-C(O)O-较低烷基、-CH2-NH-C(O)-较低烷基、-CH2-NH-较低烷基、-CH2-NH-S(O)2-较低烷基、较低烷氧基或取代的较低烷氧基，或为-(CH2)o-环烷基，或为-(CH2)o-杂环烷基，可选择地取代为卤素、CF3、较低烷基、-CH2CN、-C(O)-较低烷基、-C(O)O-较低烷基或S(O)2-较低烷基，或为杂芳基，选自呋喃基、吡嗪基、吡啶基、苯并噁唑基或苯并咪唑基，可选择地取代为较低烷基，或为4-甲基-3,4-二氢-2H-苯并[l,4]噁啉，R和R'分别独立地为氢或较低烷基，o为0或1；R3可能出现一次或两次，为较低烷基；A为式a)、b)、c)、d)、e)、f)、h)、i)、j)和式k)；R2'为氢、较低烷基、卤素取代的较低烷基、C(O)-较低烷基、S(O)2-较低烷基或可选择地取代为卤素的苯基；hetaryl为5或6成员的含氮、硫或氧的杂芳基；n为O、1、2或3；如果n为2或3，R2可能相同也可能不同；或其药用活性酸盐。该式（I）的化合物是淀粉样蛋白β的调节剂，因此，它们可能对与大脑中β-淀粉样蛋白沉积相关的疾病的治疗或预防有用，特别是阿尔茨海默病，以及其他疾病，如脑淀粉样血管病、遗传性淀粉样脑出血症，荷兰型（HCHWA-D），多梗死性痴呆、拳击性痴呆和唐氏综合征。
• GAMMA SECRETASE MODULATORS
  申请人：Baumann Karlheinz

  公开号：US20110190269A1

  公开（公告）日：2011-08-04

  The invention relates to compounds of formula wherein R 1 , R 1′ , R 2 , R 3 , n, A, and hetaryl are defined herein or to pharmaceutically active acid addition salts thereof. The present compounds of formula I are modulators for amyloid beta and thus, they may be useful for the treatment or prevention of a disease associated with the deposition of β-amyloid in the brain, in particular Alzheimer's disease, and other diseases such as cerebral amyloid angiopathy, hereditary cerebral hemorrhage with amyloidosis, Dutch-type (HCHWA-D), multi-infarct dementia, dementia pugilistica and Down syndrome.

  该发明涉及以下式的化合物 其中R 1 ，R 1′ ，R 2 ，R 3 ，n，A和hetaryl在此处定义，或其药用活性酸盐。式I的这些化合物是淀粉样蛋白β的调节剂，因此它们可能对与大脑中β-淀粉样蛋白沉积相关的疾病的治疗或预防有用，特别是阿尔茨海默病，以及其他疾病，如脑淀粉样血管病，遗传性脑出血伴有淀粉样变性，荷兰型（HCHWA-D），多梗死性痴呆，拳击性痴呆和唐氏综合征。
• [EN] PYRAZOLO AND IMIDAZO-PYRIMIDINE DERIVATIVES<br/>[FR] DERIVES DE PYRAZOLO-PYRIMIDINE ET D'IMIDAZO-PYRIMIDINE
  申请人：HOFFMANN LA ROCHE

  公开号：WO2005040171A1

  公开（公告）日：2005-05-06

  The present invention relates to novel pyrazolo- and imidazo-pyrimidine derivatives of formula (I) wherein A, D, E, L, M, Q, R1, R2 and R3 are as defined in the description and claims and to processes for their preparation, pharmaceutical compositions containing said derivatives and their use in the prevention and treatment of diseases.

  本发明涉及公式（I）中的新型吡唑啉和咪唑嘧啶衍生物，其中A、D、E、L、M、Q、R1、R2和R3如描述和索赔中所定义，并涉及其制备方法、含有所述衍生物的药物组合物以及它们在预防和治疗疾病中的用途。
• Studies in fluorinated β-diketones and related compounds—III
  作者：Krishna C. Joshi、Vijai N. Pathak

  DOI：10.1016/0022-1902(73)80015-6

  日期：1973.9

  Thirty-three new tetrakis rare earth chelate salts of the type: Piperidinium+ [(Ar-COCH-CO-R)4]−, have been prepared and characterized. Eighteen of these complexes have been examined for their fluorescence properties in solid state at 77°K. Correlations have been drawn between the fluorescence spectra and the possible site symmetries of the Eu3+ ion in europium tetrakis chelates. The i.r. of eighteen

  已经制备和表征了33种新的四烷基稀土螯合物盐：哌啶鎓+ [（Ar-COCH-CO-R）4 ] -。已经检查了这些复合物中的18种在77°K固态下的荧光性质。已经在四ki化ates螯合物的荧光光谱和Eu 3+离子的可能位点对称性之间绘制了相关性。已经研究了18个配合物的ir，特别是参考了四配位体的结构考量。还讨论了Ar和R对拉伸频率和拉伸频率的影响。
• Pyrazolo-pyridine
  申请人：Wichmann Juergen

  公开号：US20050130992A1

  公开（公告）日：2005-06-16

  The present invention relates to novel pyrazolo- and imidazo-pyrimidine derivatives of formula I wherein A, D, E, L, M, Q, R 1 , R 2 and R 3 are as defined hereinabove. The present invention also relates to a process for their preparation, a pharmaceutical composition containing said derivatives and a method of treating or preventing acute or chronic neurological disorder comprising administering to a patient in need of such treatment a pharmaceutical composition comprising a therapeutically effective amount of at least one such derivatives. These disorders include acute and chronic disorders

  本发明涉及式I的新型吡唑并咪唑嘧啶衍生物，其中A、D、E、L、M、Q、R1、R2和R3如上所定义。本发明还涉及它们的制备方法，含有该衍生物的药物组合物以及治疗或预防急性或慢性神经障碍的方法，包括向需要该治疗的患者给予含有至少一种该类衍生物的治疗剂量的药物组合物。这些障碍包括急性和慢性障碍。