噻吩-2,3-二甲酸甲酯 | 14300-68-6

• 物质功能分类: 有机原料 - 杂环化合物
• 分子结构分类: 有机化合物 - 有机杂环化合物 - 噻吩类
• 中文名称: 噻吩-2,3-二甲酸甲酯
• 中文别名: 噻吩-2,3-二甲酸二甲酯
• 英文名称: 2,3-Thiophendicarbonsaeure-dimethylester
• 英文别名: dimethyl 2,3-thiophenedicarboxylic acid；dimethyl 2,3-thiophenedicarboxylate；2,3-dicarbomethoxythiophene；thiophene-2,3-dicarboxylic acid dimethyl ester；Thiophen-2,3-dicarbonsaeure-dimethylester；dimethyl thiophene-2,3-dicarboxylate
• CAS: 14300-68-6
• 化学式: C₈H₈O₄S
• 分子量: 200.215
• InChiKey: CGDDISBFSPJVPK-UHFFFAOYSA-N

物化性质

• 熔点：
  32-33 °C
• 沸点：
  252.6±20.0 °C(Predicted)
• 密度：
  1.294±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  1.6
• 重原子数：
  13
• 可旋转键数：
  4
• 环数：
  1.0
• sp3杂化的碳原子比例：
  0.25
• 拓扑面积：
  80.8
• 氢给体数：
  0
• 氢受体数：
  5

安全信息

• 海关编码：
  2934999090

SDS

Material Safety Data Sheet

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Section 1. Identification of the substance
Product Name: Dimethyl thiophene-2,3-dicarboxylate
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: Dimethyl thiophene-2,3-dicarboxylate
CAS number: 14300-68-6

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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.
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: C8H8O4S
Molecular weight: 200.2

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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, 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：

  噻吩-2,3-二甲酸甲酯 在 吡啶 、 肼 、 三氯氧磷 作用下， 以 乙醇 为溶剂， 反应 5.0h， 生成 4,7-二氯噻吩并[2,3-d]吡嗪
  参考文献：
  名称：

  Substituted pyridines and pyridazines with angiogenesis inhibiting activity

  摘要：

  具有抑制血管生成活性的取代吡啶并呈现广义结构式的物质，其中包含A、B、D、E和L的环为苯或含氮杂环；基团X和Y可以是多种定义的连接单元中的任意一种；R1和R2可以是定义独立取代基，或者一起可以是环定义的桥；环J可以是芳基、吡啶基或环烷基基团；G基团可以是多种定义的取代基之一。还公开了含有这些物质的药物组合物，以及使用这些物质治疗具有异常血管生成或高渗透性过程特征的哺乳动物的方法。

  公开号：

  US06689883B1
• 作为产物：
  描述：

  2-噻吩甲酸 在 硫酸 正丁基锂 作用下， 以 四氢呋喃 、 hexanes 为溶剂， 反应 27.0h， 生成 噻吩-2,3-二甲酸甲酯
  参考文献：
  名称：

  Substituted pyridines and pyridazines with angiogenesis inhibiting activity

  摘要：

  具有抑制血管生成活性的取代吡啶并呈现广义结构式的物质，其中包含A、B、D、E和L的环为苯或含氮杂环；基团X和Y可以是多种定义的连接单元中的任意一种；R1和R2可以是定义独立取代基，或者一起可以是环定义的桥；环J可以是芳基、吡啶基或环烷基基团；G基团可以是多种定义的取代基之一。还公开了含有这些物质的药物组合物，以及使用这些物质治疗具有异常血管生成或高渗透性过程特征的哺乳动物的方法。

  公开号：

  US06689883B1

文献信息

• Facile Access to Novel 1,4-Dihydroxynapththalene-2,3-dicarboximides and Heterofused Analogs
  作者：William M. Murray、J. Edward Semple

  DOI：10.1055/s-1996-4372

  日期：1996.10

  A variety of novel 1,4-dihydroxynaphthalene-2,3-dicarboximides and heterofused analogs were prepared by a convenient one-pot base-catalyzed condensation of N-substituted succinimides with aromatic ortho diester derivatives.

  通过一步法的碱催化缩合反应，制备了多种新颖的1,4-二羟基萘-2,3-二甲酰亚胺及其杂并类似物，该反应以N-取代琥珀酰亚胺与芳香邻二酯衍生物为原料。
• MODIFIER FOR AROMATIC POLYESTER AND AROMATIC POLYESTER RESIN COMPOSITION COMPRISING THE SAME
  申请人：TABATA Masayoshi

  公开号：US20110224343A1

  公开（公告）日：2011-09-15

  The present invention provides a modifier for aromatic polyesters which enhances the melt fluidity of aromatic polyesters without a significant decrease in the heat resistance of the aromatic polyesters, and an aromatic polyester resin composition including the modifier for aromatic polyesters. The present invention relates to a modifier for aromatic polyesters comprising polyhydric phenol residues and residues of aromatic polycarboxylic acid, acid halide or acid anhydride thereof, and the modifier comprises a material having a structure composed of a first residue selected from the group consisting of divalent residues represented by Formula (I): —Ar—W 1 x —Ar— and by Formula (II): —Ar—, the first residues being bonded to two identical or different second residues selected from the group consisting of monovalent residues represented by Formula (III): and monovalent residues represented by Formula (IV): —O—C(O)—R 7 —.

  本发明提供了一种用于芳香族聚酯的改性剂，可以增强芳香族聚酯的熔融流动性，而不明显降低芳香族聚酯的耐热性，以及包括该改性剂的芳香族聚酯树脂组合物。本发明涉及一种用于芳香族聚酯的改性剂，包括多羟基酚残基和芳香族多羧酸、酸卤或其酸酐残基，该改性剂包括具有以下结构的材料：第一残基，选择自由式(I)所代表的二价残基：—Ar—W1x—Ar—和自由式(II)所代表的：—Ar—，第一残基与选择自由式(III)所代表的单价残基：和自由式(IV)所代表的单价残基：—O—C(O)—R7—的两个相同或不同的第二残基结合。
• [EN] SUBSTITUTED PYRIDINES AND PYRIDAZINES WITH ANGIOGENESIS INHIBITING ACTIVITY<br/>[FR] PYRIDINES ET PYRIDAZINES SUBSTITUEES A ACTIVITE INHIBITRICE DE L'ANGIOGENESE
  申请人：BAYER AG

  公开号：WO2001023375A2

  公开（公告）日：2001-04-05

  Substituted pyridines and pyridazines having angiogenesis inhibiting activity and generalized structural formula (I) wherein the ring containing A, B, D, E, and L is phenyl or a nitrogen-containing heterocycle; groups X and Y may be any of a variety of defined linking units; R?1 and R2¿ may be defined independent substituents or together may be a ring-defining bridge; ring J may be an aryl, pyridyl, or cycloalkyl group; and G groups may be any of a variety of defined substituents. Pharmaceutical compositions containing these materials, and methods of treating a mammal having a condition characterized by abnormal angiogenesis or hyperpermeability processes using these materials are also disclosed.

  具有抑制血管生成活性的取代吡啶和吡嗪的一般结构式（I），其中包含A、B、D、E和L的环是苯基或含氮的杂环；X和Y基团可以是各种定义的连接单元之一；R1和R2可以是独立定义的取代基，也可以一起定义一个环桥；环J可以是芳基、吡啶基或环烷基团；G基团可以是各种定义的取代基。还公开了含有这些物质的药物组合物以及使用这些物质治疗具有异常血管生成或高渗透性过程的哺乳动物的方法。
• Components and catalysts for the polymerization of olefins
  申请人：Gulevich Yuri

  公开号：US20070106039A1

  公开（公告）日：2007-05-10

  The present invention relates to a solid catalyst component for the polymerization of olefins CH 2 ═CHR in which R is hydrogen or a hydrocarbon radical with 1-12 carbon atoms, comprising Mg, Ti, halogen and an electron donor selected from thiophene dicarboxylate derivatives of a particular formula. Said catalyst components when used in the polymerization of olefins, and in particular of propylene, are capable to give polymers in high yields and with high isotactic index expressed in terms of high xylene insolubility.

  本发明涉及一种用于聚合烯烃CH2═CHR（其中R为氢或1-12个碳原子的烃基）的固体催化剂组分，包括Mg、Ti、卤素和从特定公式的噻吩二羧酸酯衍生物中选择的电子给体。当在聚合烯烃，尤其是丙烯聚合中使用该催化剂组分时，能够以高收率和高异构指数的形式给出聚合物，其以高二甲苯不溶性的形式表达。
• COMPOUNDS FOR TREATING PULMONARY HYPERTENSION
  申请人：Klein Martina

  公开号：US20100113452A1

  公开（公告）日：2010-05-06

  The present invention relates to pharmaceutical compositions and combinations for treating, preventing or managing pulmonary hypertension comprising small molecule heterocyclic pharmaceuticals, and more particularly, substituted pyridines and pyridazines optionally combined with at least one additional therapeutic agent.

  本发明涉及用于治疗、预防或管理肺动脉高压的制药组合物和组合物，包括小分子杂环类药物，特别是取代的吡啶和吡啶二氮杂环，可选地与至少一种其他治疗剂联合使用。