2-氨基-6-甲基-4,5,6,7-四氢-苯并噻吩-3-甲酸乙酯 | 76981-71-0

• 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: 2-氨基-6-甲基-4,5,6,7-四氢-苯并噻吩-3-甲酸乙酯
• 中文别名: 2-氨基-6-甲基-4,5,6,7-四氢苯并[B]噻吩-3-甲酸乙酯；2-氨基-6-甲基-4,5,6,7-四氢-1-苯并噻吩-3-羧酸乙酯
• 英文名称: ethyl 2-amino-6-methyl-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylate
• 英文别名: 2-amino-6-methyl-4,5,6,7-tetrahydrobenzo[b]thiophene-3-carboxylic acid ethyl ester；(RS)-ethyl 2-amino-6-methyl-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylate；ethyl 2-amino-6-methyl-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxylate；ethyl 2‐amino‐6‐methyl‐4,5,6,7‐tetrahydro‐1‐benzothiophene‐3‐carboxylate；ethyl 2‐amino‐6‐methyl‐4,5,6,7‐tetrahydro[1]benzothiophene‐3‐carboxylate
• CAS: 76981-71-0
• 化学式: C₁₂H₁₇NO₂S
• mdl: MFCD00638882
• 分子量: 239.338
• InChiKey: WSOISFMHBFFWRQ-UHFFFAOYSA-N

物化性质

• 熔点：
  110℃ (ethanol )
• 沸点：
  408.4±45.0 °C(Predicted)
• 密度：
  1.182±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  3.7
• 重原子数：
  16
• 可旋转键数：
  3
• 环数：
  2.0
• sp3杂化的碳原子比例：
  0.583
• 拓扑面积：
  80.6
• 氢给体数：
  1
• 氢受体数：
  4

安全信息

• 危险等级：
  IRRITANT
• 危险品标志：
  Xi
• 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：
  2-8°C，惰性气体

SDS

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SECTION 1: Identification of the substance/mixture and of the company/undertaking
Product identifiers
Product name : Ethyl 2-Amino-6-Methyl-4,5,6,7-
Tetrahydrobenzo[B]Thiophene-3-Carboxylate
REACH No. : A registration number is not available for this substance as the substance
or its uses are exempted from registration, the annual tonnage does not
require a registration or the registration is envisaged for a later
registration deadline.
Relevant identified uses of the substance or mixture and uses advised against
Identified uses : Laboratory chemicals, Manufacture of substances

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SECTION 2: Hazards identification
Classification of the substance or mixture
Not a hazardous substance or mixture according to Regulation (EC) No. 1272/2008.
This substance is not classified as dangerous according to Directive 67/548/EEC.
Label elements
The product does not need to be labelled in accordance with EC directives or respective national laws.
Other hazards
This substance/mixture contains no components considered to be either persistent, bioaccumulative and
toxic (PBT), or very persistent and very bioaccumulative (vPvB) at levels of 0.1% or higher.

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SECTION 3: Composition/information on ingredients
Substances
Molecular weight : 239,33 g/mol
No components need to be disclosed according to the applicable regulations.

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SECTION 4: First aid measures
Description of first aid measures
If inhaled
If breathed in, move person into fresh air. If not breathing, give artificial respiration.
In case of skin contact
Wash off with soap and plenty of water.
In case of eye contact
Flush eyes with water as a precaution.
If swallowed
Never give anything by mouth to an unconscious person. Rinse mouth with water.
Most important symptoms and effects, both acute and delayed
The most important known symptoms and effects are described in the labelling (see section 2.2) and/or in
section 11
Indication of any immediate medical attention and special treatment needed
No data available

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SECTION 5: Firefighting measures
Extinguishing media
Suitable extinguishing media
Use water spray, alcohol-resistant foam, dry chemical or carbon dioxide.
Special hazards arising from the substance or mixture
Nature of decomposition products not known.
Advice for firefighters
Wear self-contained breathing apparatus for firefighting if necessary.
Further information
No data available

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SECTION 6: Accidental release measures
Personal precautions, protective equipment and emergency procedures
Avoid dust formation. Avoid breathing vapours, mist or gas.
For personal protection see section 8.
Environmental precautions
No special environmental precautions required.
Methods and materials for containment and cleaning up
Sweep up and shovel. Keep in suitable, closed containers for disposal.
Reference to other sections
For disposal see section 13.

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SECTION 7: Handling and storage
Precautions for safe handling
Provide appropriate exhaust ventilation at places where dust is formed.
For precautions see section 2.2.
Conditions for safe storage, including any incompatibilities
Store in cool place. Keep container tightly closed in a dry and well-ventilated place.
Storage class (TRGS 510): Non Combustible Solids
Specific end use(s)
Apart from the uses mentioned in section 1.2 no other specific uses are stipulated

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SECTION 8: Exposure controls/personal protection
Control parameters
Components with workplace control parameters
Exposure controls
Appropriate engineering controls
General industrial hygiene practice.
Personal protective equipment
Eye/face protection
Use equipment for eye protection tested and approved under appropriate government standards
such as NIOSH (US) or EN 166(EU).
Skin protection
Handle with gloves. Gloves must be inspected prior to use. Use proper glove removal technique
(without touching glove's outer surface) to avoid skin contact with this product. Dispose of
contaminated gloves after use in accordance with applicable laws and good laboratory practices.
Wash and dry hands.
The selected protective gloves have to satisfy the specifications of EU Directive 89/686/EEC and
the standard EN 374 derived from it.
Body Protection
Choose body protection in relation to its type, to the concentration and amount of dangerous
substances, and to the specific work-place., The type of protective equipment must be selected
according to the concentration and amount of the dangerous substance at the specific workplace.
Respiratory protection
Respiratory protection is not required. Where protection from nuisance levels of dusts are desired,
use type N95 (US) or type P1 (EN 143) dust masks. Use respirators and components tested and
approved under appropriate government standards such as NIOSH (US) or CEN (EU).
Control of environmental exposure
No special environmental precautions required.

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SECTION 9: Physical and chemical properties
Information on basic physical and chemical properties
a) Appearance Form: solid
b) Odour No data available
c) Odour Threshold No data available
d) pH No data available
e) Melting point/freezing No data available
point
f) Initial boiling point and No data available
boiling range
g) Flash point No data available
h) Evaporation rate No data available
i) Flammability (solid, gas) No data available
j) Upper/lower No data available
flammability or
explosive limits
k) Vapour pressure No data available
l) Vapour density No data available
m) Relative density No data available
n) Water solubility No data available
o) Partition coefficient: n- No data available
octanol/water
p) Auto-ignition No data available
temperature
q) Decomposition No data available
temperature
r) Viscosity No data available
s) Explosive properties No data available
t) Oxidizing properties No data available
Other safety information
No data available

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SECTION 10: Stability and reactivity
Reactivity
No data available
Chemical stability
Stable under recommended storage conditions.
Possibility of hazardous reactions
No data available
Conditions to avoid
No data available
Incompatible materials
Strong oxidizing agents
Hazardous decomposition products
In the event of fire: see section 5

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SECTION 11: Toxicological information
Information on toxicological effects
Acute toxicity
No data available
Skin corrosion/irritation
No data available
Serious eye damage/eye irritation
No data available
Respiratory or skin sensitisation
No data available
Germ cell mutagenicity
No data available
Carcinogenicity
IARC: No component of this product present at levels greater than or equal to 0.1% is identified as
probable, possible or confirmed human carcinogen by IARC.
Reproductive toxicity
No data available
Specific target organ toxicity - single exposure
No data available
Specific target organ toxicity - repeated exposure
No data available
Aspiration hazard
No data available
Additional Information
RTECS: Not available
To the best of our knowledge, the chemical, physical, and toxicological properties have not been
thoroughly investigated.

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SECTION 12: Ecological information
Toxicity
No data available
Persistence and degradability
No data available
Bioaccumulative potential
No data available
Mobility in soil
No data available
Results of PBT and vPvB assessment
This substance/mixture contains no components considered to be either persistent, bioaccumulative and
toxic (PBT), or very persistent and very bioaccumulative (vPvB) at levels of 0.1% or higher.
Other adverse effects
No data available

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SECTION 13: Disposal considerations
Waste treatment methods
Product
Offer surplus and non-recyclable solutions to a licensed disposal company.
Contaminated packaging
Dispose of as unused product.

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SECTION 14: Transport information
UN number
ADR/RID: - IMDG: - IATA: -
UN proper shipping name
ADR/RID: Not dangerous goods
IMDG: Not dangerous goods
IATA: Not dangerous goods
Transport hazard class(es)
ADR/RID: - IMDG: - IATA: -
Packaging group
ADR/RID: - IMDG: - IATA: -
Environmental hazards
ADR/RID: no IMDG Marine pollutant: no IATA: no
Special precautions for user
No data available

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SECTION 15: Regulatory information
This safety datasheet complies with the requirements of Regulation (EC) No. 1907/2006.
Safety, health and environmental regulations/legislation specific for the substance or mixture
No data available
Chemical Safety Assessment
For this product a chemical safety assessment was not carried out

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SECTION 16: Other information
Further information
Copyright 2014 Co. LLC. License granted to make unlimited paper copies for internal use
only.
The above information is believed to be correct but does not purport to be all inclusive and shall be
used only as a guide. The information in this document is based on the present state of our knowledge
and is applicable to the product with regard to appropriate safety precautions. It does not represent any
guarantee of the properties of the product. Corporation and its Affiliates shall not be held
liable for any damage resulting from handling or from contact with the above product. See
and/or the reverse side of invoice or packing slip for additional terms and conditions of sale.

反应信息

• 作为反应物：
  描述：

  2-氨基-6-甲基-4,5,6,7-四氢-苯并噻吩-3-甲酸乙酯 在 三乙胺 作用下， 以 四氢呋喃 为溶剂， 反应 3.0h， 生成 Benzo(b)thiophene-3-carboxylic acid, 4,5,6,7-tetrahydro-6-methyl-2-(((phenylamino)thioxomethyl)amino)-, ethyl ester
  参考文献：
  名称：

  C-8-叔丁基取代的4-芳基-6,7,8,9-四氢苯并[4,5]噻吩并[3,2- e ] [1,2,4]三唑[4,3]的肠病毒抑制活性-一个]嘧啶-5-（4 ħ） -酮

  摘要：

  一系列4-芳基-6,7,8,9-四氢苯并[4,5]噻吩并[3,2- e ] [1,2,4]三唑[4,3 - a ]嘧啶-5（ 4 ħ） -酮（1，图2）的制备和对代表肠道病毒包括柯萨奇病毒人类B1（B1考克斯），人柯萨奇病毒B3（考克斯B3）进行测试，人脊髓灰质炎病毒3（PV3），人鼻病毒14（HRV14），人鼻病毒21（HRV 21）和人鼻病毒71（HRV 71）。发现这些物质中四氢苯环上的C-8-叔丁基对它们的肠病毒活性至关重要。该组中的一员1e，对筛选出的一系列病毒显示出一位数的微摩尔活性（1.6–8.85μM），并且Cox B1（> 11.2），Cox B3（> 11.5）和PV3（> 51.2）的最高选择性指数（SI）值）。相比之下，1p是针对所选HRV（1.8-2.6μM）的最活跃的类似物，在测试的化合物组中显示出最高的选择性指数。1p的SI值对于HRV14为11.5，对于HRV21为8

  DOI：

  10.1016/j.bmcl.2017.05.030
• 作为产物：
  描述：

  4-甲基环己酮 、 氰乙酸乙酯 在 吗啉 、 aluminum oxide 、 sulfur 作用下， 反应 0.17h， 以87%的产率得到2-氨基-6-甲基-4,5,6,7-四氢-苯并噻吩-3-甲酸乙酯
  参考文献：
  名称：

  无溶剂条件下2-氨基-噻吩-3-羧基衍生物的微波辅助合成

  摘要：

  摘要 在微波辐射和无溶剂条件下，氰基乙酸酯（氰基乙酰胺）在少量吗啉存在下与酮和硫反应生成 2-氨基-噻吩-3-羧酸衍生物。特别是，四氢苯并[b]噻吩-3-羧酸N-芳基酰胺以84-95%的高产率合成。

  DOI：

  10.1081/scc-200057268

文献信息

• [EN] ALLOSTERIC AGONISTS AND POSITIVE ALLOSTERIC MODULATORS OF GLUCAGON-LIKE PEPTIDE 1 RECEPTOR<br/>[FR] AGONISTES ALLOSTÉRIQUES ET MODULATEURS ALLOSTÉRIQUES POSITIFS DU RÉCEPTEUR DU GLUCAGON-LIKE PEPTIDE 1
  申请人：UNIV OF THE SCIENCES

  公开号：WO2020210582A1

  公开（公告）日：2020-10-15

  The present invention relates to the discovery of small molecule compounds that act act as GLP-1R agonists and/or as positive allosteric modulators (PAMs) of GLP-1R. Such compounds are useful to treat, ameliorate, and/or prevent insulin resistance and/or diabetes in a mammal.

  本发明涉及发现作为GLP-1R激动剂和/或GLP-1R的正向变构调节子（PAMs）的小分子化合物。这些化合物可用于治疗、改善和/或预防哺乳动物体内的胰岛素抵抗和/或糖尿病。
• 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。
• [EN] THIOPHENEPYRIMIDINONES AS 17-BETA-HYDROXYSTEROID DEHYDROGENASE INHIBITORS<br/>[FR] THIOPHENEPYRIMIDINONES SERVANT D'INHIBITEURS DE LA 17-BETA-DEHYDROGENASE HYDROXYSTEROIDE
  申请人：SOLVAY PHARM BV

  公开号：WO2004110459A1

  公开（公告）日：2004-12-23

  This invention relates to compounds useful in therapy, especially for use in the treatment and/or prevention of a steroid hormone dependent disorder, preferably a steroid hormone dependent disease or disorder requiring the inhibition of a 170β-hydroxysteroid dehydrogenase (1 7β-HSD) such as 17β-HSD type 1, type 2 or type 3 enzyme.

  这项发明涉及在治疗中有用的化合物，特别是用于治疗和/或预防类固醇激素依赖性疾病，最好是需要抑制170β-羟基类固醇脱氢酶（17β-HSD）的类固醇激素依赖性疾病或疾病。这种抑制剂可以是17β-HSD的1型、2型或3型酶。
• Novel tetrahydrobenzo[b]thiophen-2-yl)urea derivatives as novel α-glucosidase inhibitors: Synthesis, kinetics study, molecular docking, and in vivo anti-hyperglycemic evaluation
  作者：Hong-Xu Xie、Juan Zhang、Yue Li、Jin-He Zhang、Shan-Kui Liu、Jie Zhang、Hua Zheng、Gui-Zhou Hao、Kong-Kai Zhu、Cheng-Shi Jiang

  DOI：10.1016/j.bioorg.2021.105236

  日期：2021.10

  α-Glucosidase inhibitors, which can inhibit the digestion of carbohydrates into glucose, are one of important groups of anti-type 2 diabetic drugs. In the present study, we report our effort on the discovery and optimization of α-glucosidase inhibitors with tetrahydrobenzo[b]thiophen-2-yl)urea core. Screening of an in-house library revealed a moderated α-glucosidase inhibitors, 5a, and then the following

  α-葡萄糖苷酶抑制剂是一类重要的抗2型糖尿病药物，可抑制碳水化合物消化为葡萄糖。在本研究中，我们报告了我们在发现和优化具有四氢苯并[ b ]噻吩-2-基)脲核心的α-葡萄糖苷酶抑制剂方面的努力。内部文库的筛选揭示了一种缓和的 α-葡萄糖苷酶抑制剂，5a，然后进行以下结构优化以获得更有效的衍生物。与亲本化合物5a (IC 50为 26.71 ± 1.80 μM) 和阳性对照阿卡波糖 (IC 50为 258.53 ± 1.27 μM)相比，大多数这些衍生物对 α-葡萄糖苷酶的抑制活性增加。其中，化合物8r (IC 50  = 0.59 ± 0.02 μM) 和8s (IC 50  = 0.65 ± 0.03 μM) 是最有效的抑制剂，并且表现出优于 α-淀粉酶的选择性。荧光猝灭实验证实了两种化合物与α-葡萄糖苷酶的直接结合。动力学研究表明，这些化合物是非竞争性抑制剂，这与分子对接结果一致，即化
• BRD4抑制剂及其在肿瘤治疗药物中的应用
  申请人：四川大学

  公开号：CN106905347B

  公开（公告）日：2019-04-16

  本发明涉及靶向BRD4的抑制剂及其在肿瘤治疗药物中的应用，属于抗肿瘤药学技术领域。本发明解决的技术问题是提供一种作为BRD4抑制剂的化合物。该化合物包括如下所示的化合物或其药学上可接受的盐。本发明的化合物或其药学上可接受的盐，可以作为BRD4抑制剂，具有较明显的抗乳腺癌治疗效果。