噻吩-2-乙醛酸乙酯

  • 基本信息
  • 物化性质
  • 安全信息
  • 毒理性
  • MSDS
  • 海关数据
  • 结构与计算化学
  • 上游产品
  • 下游产品
  • 表征图谱

噻吩-2-乙醛酸乙酯 基本信息

中文名称:
噻吩-2-乙醛酸乙酯 
中文别名:
2-噻酚乙酯乙酸乙酯;
噻吩-2-乙醛酸乙酯 
英文名称:
2-Thiopheneacetic acid,a-oxo-, ethyl ester
英文别名:
ETHYL THIOPHENE-2-GLYOXYLATE;
Ethyl thiophene-2-glyoxylate;
ethyl 2-oxo-2-thiophen-2-ylacetate 
CAS No.:
4075-58-5
分 子 式:
C8H8O3S
分 子 量:
184.22
精确分子量:
184.01900
PSA:
71.61000
MDL:
MFCD00015538
EINECS:
223-793-7
BRN:
5651
InChI:
The Key: GHOVLEQTRNXASK-UHFFFAOYSA-N
危险品标志:
Xi
风险术语:
R36/37/38
安全术语:
S26S37/S39
分子结构式:
SDS:
查看

噻吩-2-乙醛酸乙酯 物化性质

外观与性状:
透明黄色至棕色液体
密度:
1.25
沸点:
102-110 °C (0.8 mmHg)
闪点:
>110°C
折射率:
1.543-1.549
存储条件/存储方法:

避光,通风干燥处,密封保存

稳定性相关:

常温常压下稳定

噻吩-2-乙醛酸乙酯 安全信息

海关代码:
2934999090
危险类别码:
R36/37/38
安全说明:
S37/39-S26
安全标志:
S26:万一接触眼睛,立即使用大量清水冲洗并送医诊治。
:
危险标志:
Xi

噻吩-2-乙醛酸乙酯 毒理性

生态数据:

通常对水是不危害的,若无政府许可,勿将材料排入周围环境.

噻吩-2-乙醛酸乙酯 MSDS

Name: 2-Thiophene glyoxylic acid ethyl ester 96% Material Safety Data Sheet
Synonym: 1-Oxo-2-thiopheneacetic acid ethyl ester; Ethyl 1-oxo-2-thiopheneacetate
CAS: 4075-58-5
Section 1 - Chemical Product   MSDS Name:2-Thiophene glyoxylic acid ethyl ester 96% Material Safety Data Sheet
Synonym:1-Oxo-2-thiopheneacetic acid ethyl ester; Ethyl 1-oxo-2-thiopheneacetate

Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
CAS# Chemical Name content EINECS#
4075-58-5 2-Thiophene glyoxylic acid ethyl ester 96 223-793-7
Hazard Symbols: XI
Risk Phrases: 36/37/38

Section 3 - HAZARDS IDENTIFICATION
  EMERGENCY OVERVIEW
Irritating to eyes, respiratory system and skin.The toxicological properties of this material have not been fully investigated.
Potential Health Effects
Eye:
Causes eye irritation. The toxicological properties of this material have not been fully investigated.
Skin:
Causes skin irritation. The toxicological properties of this material have not been fully investigated.
Ingestion:
Causes gastrointestinal irritation with nausea, vomiting and diarrhea. The toxicological properties of this substance have not been fully investigated.
Inhalation:
Causes respiratory tract irritation. The toxicological properties of this substance have not been fully investigated.
Chronic:
No information found.

Section 4 - FIRST AID MEASURES
  Eyes: Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately.
Skin:
Get medical aid. Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes. Wash clothing before reuse.
Ingestion:
Never give anything by mouth to an unconscious person. Get medical aid immediately. Do NOT induce vomiting. If conscious and alert, rinse mouth and drink 2-4 cupfuls of milk or water.
Inhalation:
Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
Notes to Physician:
Treat symptomatically and supportively.

Section 5 - FIRE FIGHTING MEASURES
  General Information:
As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. During a fire, irritating and highly toxic gases may be generated by thermal decomposition or combustion. Vapors may be heavier than air. They can spread along the ground and collect in low or confined areas.
Extinguishing Media:
Use agent most appropriate to extinguish fire. Use water spray, dry chemical, carbon dioxide, or appropriate foam.

Section 6 - ACCIDENTAL RELEASE MEASURES
  General Information: Use proper personal protective equipment as indicated in Section 8.
Spills/Leaks:
Absorb spill with inert material (e.g. vermiculite, sand or earth), then place in suitable container. Clean up spills immediately, observing precautions in the Protective Equipment section. Provide ventilation.

Section 7 - HANDLING and STORAGE
  Handling:
Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Use with adequate ventilation. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation. Wash clothing before reuse.
Storage:
Keep container closed when not in use. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION
  Engineering Controls:
Facilities storing or utilizing this material should be equipped with an eyewash facility and a safety shower. Use adequate ventilation to keep airborne concentrations low.
Exposure Limits CAS# 4075-58-5: Personal Protective Equipment Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166.
Skin:
Wear appropriate protective gloves to prevent skin exposure.
Clothing:
Wear appropriate protective clothing to prevent skin exposure.
Respirators:
Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced.

Section 9 - PHYSICAL AND CHEMICAL PROPERTIES
 
Physical State: Liquid
Color: clear yellow
Odor: None reported.
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: 102.0 - 110.0 deg C @ .80mmHg
Freezing/Melting Point: Not available.
Autoignition Temperature: Not available.
Flash Point: > 230 deg C (> 446.00 deg F)
Explosion Limits, lower: N/A
Explosion Limits, upper: N/A
Decomposition Temperature:
Solubility in water:
Specific Gravity/Density: 1.2570g/cm3
Molecular Formula: C8H8O3S
Molecular Weight: 184.22

Section 10 - STABILITY AND REACTIVITY
  Chemical Stability:
Stable at room temperature in closed containers under normal storage and handling conditions.
Conditions to Avoid:
Incompatible materials, excess heat, strong oxidants.
Incompatibilities with Other Materials:
Oxidizing agents.
Hazardous Decomposition Products:
Carbon monoxide, oxides of sulfur, irritating and toxic fumes and gases, carbon dioxide.
Hazardous Polymerization: Has not been reported.

Section 11 - TOXICOLOGICAL INFORMATION
  RTECS#:
CAS# 4075-58-5 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
2-Thiophene glyoxylic acid ethyl ester - Not listed by ACGIH, IARC, or NTP.

Section 12 - ECOLOGICAL INFORMATION
 

Section 13 - DISPOSAL CONSIDERATIONS
  Dispose of in a manner consistent with federal, state, and local regulations.

Section 14 - TRANSPORT INFORMATION
 
IATA
Not regulated as a hazardous material.
IMO
Not regulated as a hazardous material.
RID/ADR
Not regulated as a hazardous material.

Section 15 - REGULATORY INFORMATION
 
European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: XI
Risk Phrases:
R 36/37/38 Irritating to eyes, respiratory system
and skin.
Safety Phrases:
S 24/25 Avoid contact with skin and eyes.
S 26 In case of contact with eyes, rinse immediately
with plenty of water and seek medical advice.
S 28A After contact with skin, wash immediately with
plenty of water.
S 37 Wear suitable gloves.
S 45 In case of accident or if you feel unwell, seek
medical advice immediately (show the label where
possible).
WGK (Water Danger/Protection)
CAS# 4075-58-5: No information available.
Canada
None of the chemicals in this product are listed on the DSL/NDSL list.
CAS# 4075-58-5 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 4075-58-5 is not listed on the TSCA inventory.
It is for research and development use only.


SECTION 16 - ADDITIONAL INFORMATION
N/A

噻吩-2-乙醛酸乙酯 海关数据

中国海关编码:2934999090

概述:
2934999090. 其他杂环化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0%
申报要素:
品名, 成分含量, 用途
摘要/Summary:
2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

噻吩-2-乙醛酸乙酯 分子结构与计算化学数据

计算化学数据

1.疏水参数计算参考值(XlogP):无

2.氢键供体数量:0

3.氢键受体数量:4

4.可旋转化学键数量:4

5.互变异构体数量:无

6.拓扑分子极性表面积71.6

7.重原子数量:12

8.表面电荷:0

9.复杂度:191

10.同位素原子数量:0

11.确定原子立构中心数量:0

12.不确定原子立构中心数量:0

13.确定化学键立构中心数量:0

14.不确定化学键立构中心数量:0

15.共价键单元数量:1

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