5,6-二甲基噻吩[2,3-D]嘧啶-4(3H)-酮 | 18593-44-7

• 物质功能分类: 医药中间体 - 杂环化合物 - 嘧啶类化合物
• 分子结构分类: 有机化合物 - 有机杂环化合物 - 噻吩并嘧啶酮衍生物
• 中文名称: 5,6-二甲基噻吩[2,3-D]嘧啶-4(3H)-酮
• 中文别名: 5,6-二甲基噻吩并[2,3-d]嘧啶-4(3H)-酮
• 英文名称: 5,6-dimethylthieno[2,3-d]pyrimidin-4(3H)-one
• 英文别名: 5,6-dimethylthieno[2,3-d]pyrimidin-4-ol
• CAS: 18593-44-7
• 化学式: C₈H₈N₂OS
• mdl: MFCD00463622
• 分子量: 180.23
• InChiKey: QAFMGDDXMIKGEY-UHFFFAOYSA-N

物化性质

• 熔点：
  269-270℃ (ethanol )

计算性质

• 辛醇/水分配系数(LogP)：
  1.5
• 重原子数：
  12
• 可旋转键数：
  0
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.25
• 拓扑面积：
  69.7
• 氢给体数：
  1
• 氢受体数：
  3

安全信息

• 海关编码：
  2934999090
• 危险性防范说明：
  P261,P305+P351+P338
• 危险性描述：
  H315,H319,H335
• 储存条件：
  存储条件：2-8°C，避光干燥密闭保存。

SDS

Material Safety Data Sheet

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Section 1. Identification of the substance
Product Name: 5,6-Dimethyl-3H-thieno[2,3-d]pyrimidin-4-one
Synonyms:

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Section 2. Hazards identification
Harmful by inhalation, in contact with skin, and if swallowed.

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Section 3. Composition/information on ingredients.
Ingredient name: 5,6-Dimethyl-3H-thieno[2,3-d]pyrimidin-4-one
CAS number: 18593-44-7

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Section 4. First aid measures
Skin contact: Immediately wash skin with copious amounts of water for at least 15 minutes while removing
contaminated clothing and shoes. If irritation persists, seek medical attention.
Eye contact: Immediately wash skin with copious amounts of water for at least 15 minutes. Assure adequate
flushing of the eyes by separating the eyelids with fingers. If irritation persists, seek medical
attention.
Inhalation: Remove to fresh air. In severe cases or if symptoms persist, seek medical attention.
Ingestion: Wash out mouth with copious amounts of water for at least 15 minutes. Seek medical attention.

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Section 5. Fire fighting measures
In the event of a fire involving this material, alone or in combination with other materials, use dry
powder or carbon dioxide extinguishers. Protective clothing and self-contained breathing apparatus
should be worn.

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Section 6. Accidental release measures
Personal precautions: Wear suitable personal protective equipment which performs satisfactorily and meets local/state/national
standards.
Respiratory precaution: Wear approved mask/respirator
Hand precaution: Wear suitable gloves/gauntlets
Skin protection: Wear suitable protective clothing
Eye protection: Wear suitable eye protection
Methods for cleaning up: Mix with sand or similar inert absorbent material, sweep up and keep in a tightly closed container
for disposal. See section 12.
Environmental precautions: Do not allow material to enter drains or water courses.

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Section 7. Handling and storage
Handling: This product should be handled only by, or under the close supervision of, those properly qualified
in the handling and use of potentially hazardous chemicals, who should take into account the fire,
health and chemical hazard data given on this sheet.
Store in closed vessels, refrigerated.
Storage:

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Section 8. Exposure Controls / Personal protection
Engineering Controls: Use only in a chemical fume hood.
Personal protective equipment: Wear laboratory clothing, chemical-resistant gloves and safety goggles.
General hydiene measures: Wash thoroughly after handling. Wash contaminated clothing before reuse.

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Section 9. Physical and chemical properties
Appearance: Not specified
Boiling point: No data
No data
Melting point:
Flash point: No data
Density: No data
Molecular formula: C8H8N2OS
Molecular weight: 180.2

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Section 10. Stability and reactivity
Conditions to avoid: Heat, flames and sparks.
Materials to avoid: Oxidizing agents.
Possible hazardous combustion products: Carbon monoxide, nitrogen oxides, sulfur oxides.

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Section 11. Toxicological information
No data.

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Section 12. Ecological information
No data.

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Section 13. Disposal consideration
Arrange disposal as special waste, by licensed disposal company, in consultation with local waste
disposal authority, in accordance with national and regional regulations.

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Section 14. Transportation information
Non-harzardous for air and ground transportation.

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Section 15. Regulatory information
No chemicals in this material are subject to the reporting requirements of SARA Title III, Section
302, or have known CAS numbers that exceed the threshold reporting levels established by SARA
Title III, Section 313.

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SECTION 16 - ADDITIONAL INFORMATION
N/A

反应信息

• 作为反应物：
  描述：

  5,6-二甲基噻吩[2,3-D]嘧啶-4(3H)-酮 在 hydrazine hydrate 、 potassium carbonate 作用下， 以 乙醇 、 丙酮 为溶剂， 反应 25.0h， 生成 2-(5,6-dimethyl-4-oxothieno[2,3-d]pyrimidin-3(4H)-yl)acetohydrazide
  参考文献：
  名称：

  Antiproliferative Activity of Novel Thiophene and Thienopyrimidine Derivatives

  摘要：

  一种新合成的噻吩衍生物系列被制备并测试其抗增殖活性，包括乙基-4,5-二甲基-2-(3-(3,4,5-三甲氧基苯)硫脲基)噻吩-3-羧酸乙酯 3，乙基-2-[(2-(二甲氨基)乙氧基)硫代](甲烯氨基)]-4,5-二甲基噻吩-3-羧酸乙酯 9，噻吩嘧啶类化合物 4、7、10–20，三氮唑噻吩嘧啶类化合物 5、6。合成化合物的结构通过元素分析、红外光谱、1H-NMR、13C-NMR和质谱数据得到确认。结果表明，合成的化合物在乳腺癌细胞系上的活性高于结肠癌细胞系，本研究中最有效的化合物是化合物 3 和 13，对 MDA-MB-231（乳腺癌）和 HT-29（结肠癌）细胞系具有显著活性，化合物 3 的 IC50 值为 (40.68, 49.22 μM)，化合物 13 的 IC50 值为 (34.04, 45.62 μM)。此外，化合物 4–6 和 9 对乳腺癌细胞系表现出中等活性，而化合物 15、19 和 20 则未显示活性。

  DOI：

  10.1055/s-0033-1358679
• 作为产物：
  描述：

  2-氨基-4,5-二甲基噻吩-3-羧酸乙酯 在 一水合肼 、 溶剂黄146 、 sodium nitrite 作用下， 以 水 为溶剂， 反应 1.17h， 生成 5,6-二甲基噻吩[2,3-D]嘧啶-4(3H)-酮
  参考文献：
  名称：

  Gakhar, H. K.; Gill, J. K., Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 1985, vol. 24, p. 432 - 433

  摘要：

  DOI：

文献信息

• Convenient and Efficient Synthesis of Some Novel Fused Thieno Pyrimidines Using Gewald's Reaction
  作者：Ramakrishna V. S. Nirogi、Rama Sastri Kambhampati、Prabhakar Kothmirkar、Sobhanadri Arepalli、Narasimha Reddy G. Pamuleti、Anil K. Shinde、P. K. Dubey

  DOI：10.1080/00397911.2010.515357

  日期：2011.10

  Abstract Several functionalized thienopyrimidines were synthesized by a facile synthetic method, which includes Gewald's reaction, and were characterized by spectral and analytical data. These functionalized thienopyrimidines were converted to various new chemical entities of biological importance, such as 2-piperazinymethyl thienopyrimidines (6, 8), 4-dimethylaminoethoxy thienopyrimidines (11), and

  摘要 通过Gewald反应等简便的合成方法合成了几种功能化的噻吩并嘧啶，并通过光谱和分析数据进行了表征。这些功能化的噻吩并嘧啶被转化为各种具有生物学重要性的新化学实体，例如 2-哌嗪甲基噻吩并嘧啶 (6, 8)、4-二甲氨基乙氧基噻吩并嘧啶 (11) 和 3-二甲氨基乙基噻吩并嘧啶 (12)。筛选由此合成的所有化合物的体外生物活性。一些化合物显示出有希望的血清素 5-HT6 受体拮抗剂活性。
• Identification of 5,6-substituted 4-aminothieno[2,3-d]pyrimidines as LIMK1 inhibitors
  作者：Brad E. Sleebs、George Nikolakopoulos、Ian P. Street、Hendrik Falk、Jonathan B. Baell

  DOI：10.1016/j.bmcl.2011.07.050

  日期：2011.10

  4-Aminobenzothieno[3,2-d]pyrimidines were previously identified in a high throughput screening campaign as LIMK1 inhibitors. Scaffold reversal led to the identification of a series of simple 5,6-substituted 4-aminothieno[2,3-d]pyrimidines with low micromolar inhibition of LIMK1.

  4-氨基苯并噻吩并[3,2- d ]嘧啶先前在高通量筛选活动中被鉴定为LIMK1抑制剂。支架逆转导致鉴定了一系列简单的5,6-取代的4-氨基噻吩并[2,3- d ]嘧啶，对LIMK1的抑制作用很小。
• Design and synthesis of novel protein kinase CK2 inhibitors on the base of 4-aminothieno[2,3-d]pyrimidines
  作者：Olga V. Ostrynska、Anatoliy O. Balanda、Volodymyr G. Bdzhola、Andriy G. Golub、Igor M. Kotey、Olexander P. Kukharenko、Andrii A. Gryshchenko、Nadiia V. Briukhovetska、Sergiy M. Yarmoluk

  DOI：10.1016/j.ejmech.2016.03.004

  日期：2016.6

  research work has resulted in a number of new ATP-competitive CK2 inhibitors that have been identified among 4-aminothieno[2,3-d]pyrimidine derivatives. The most active compounds obtained in the course of the research are 3-(5-p-tolyl-thieno[2,3-d]pyrimidin-4-ylamino)-benzoic acid, 5e (NHTP23, IC50 = 0.01 μM), 3-(5-phenyl-thieno[2,3-d]pyrimidin-4-ylamino)-benzoic acid, 5g (NHTP25, IC50 = 0.065 μM) and 3

  我们先前研究工作的扩展已导致在4-氨基噻吩并[2,3-d]嘧啶衍生物中鉴定出许多新的与ATP竞争的CK2抑制剂。在研究过程中获得的活性最高的化合物是3-（5-对甲苯基-噻吩并[2,3-d]嘧啶-4-基氨基）苯甲酸5e（NHTP23，IC 50  = 0.01μM）， 3-（5-苯基-噻吩并[2,3-d]嘧啶-4-基氨基）-苯甲酸，5g（NHTP25，IC 50  = 0.065μM）和3-（6-甲基-5-苯基-噻吩并[2 ，3-d]嘧啶-4-基氨基）-苯甲酸，5n（NHTP33，IC 50 = 0.008μM）。研究了测试的4-氨基噻吩并[2,3-d]嘧啶衍生物的结构-活性关系，并提出了它们与CK2 ATP受体位点的结合方式。讨论了分子内氢键对化合物结构的负面影响。
• Computer-aided identification, synthesis and evaluation of substituted thienopyrimidines as novel inhibitors of HCV replication
  作者：Marcella Bassetto、Pieter Leyssen、Johan Neyts、Mark M. Yerukhimovich、David N. Frick、Andrea Brancale

  DOI：10.1016/j.ejmech.2016.07.035

  日期：2016.11

  technique was applied to the study of the HCV NS3 helicase, with the aim to find novel inhibitors of the HCV replication. A library of approximately 450000 commercially available compounds was analysed in silico and 21 structures were selected for biological evaluation in the HCV replicon assay. One hit characterized by a substituted thieno-pyrimidine scaffold was found to inhibit the viral replication with

  基于结构的虚拟筛选技术已应用于HCV NS3解旋酶的研究，目的是寻找HCV复制的新型抑制剂。在计算机上分析了大约450000种可商购化合物的文库，并选择了21种结构用于HCV复制子测定的生物学评估。发现一个以取代的噻吩并嘧啶骨架为特征的命中物以亚微摩尔范围的EC 50值和良好的选择性指数抑制病毒复制。设计并合成了不同系列的新型噻吩并嘧啶衍生物。几个新结构显示出在低或亚微摩尔范围内的抗病毒活性。
• 4-Substituted thieno[2,3-<i>d</i>]pyrimidines as potent antibacterial agents: Rational design, microwave-assisted synthesis, biological evaluation and molecular docking studies
  作者：Rupinder K. Gill、Harpreet Singh、Tilak Raj、Anuradha Sharma、Gagandeep Singh、Jitender Bariwal

  DOI：10.1111/cbdd.13028

  日期：2017.12

  4-Substituted thieno[2,3-d]pyrimidines were designed, synthesized and evaluated for antibacterial activity. Docking studies suggest the bacterial dihydropteroate synthase inhibitory activity of potent compounds. Hence, its binding affinity with DHPS enzyme was also determined.

  设计，合成4-取代的噻吩并[2,3- d ]嘧啶并评估其抗菌活性。对接研究表明，强效化合物对细菌二氢蝶呤合酶具有抑制活性。因此，还确定了其与DHPS酶的结合亲和力。