5-乙酰基-2,3-二氢苯并[b]呋喃

  • 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

5-乙酰基-2,3-二氢苯并[b]呋喃 基本信息

中文名称:
5-乙酰基-2,3-二氢苯并[b]呋喃 
中文别名:
5-乙酰基-2,3-二氢苯并[b]呋喃;
5-乙酰基-2,3-二氢苯并呋喃;
1-(2,3-二氢苯并[B]呋喃-5-基)-1-乙酮 
英文名称:
Ethanone,1-(2,3-dihydro-5-benzofuranyl)-
英文别名:
5-Acetyl-2,3-dihydrobenzo[b]furan;
1-(2,3-dihydro-1-benzofuran-5-yl)ethanone 
CAS No.:
90843-31-5
分 子 式:
C10H10O2
分 子 量:
162.19
精确分子量:
162.06800
PSA:
26.30000
MDL:
MFCD00068033
EINECS:
000-000-0
BRN:
131198
InChI:
InChI=1/C10H10O2/c1-7(11)8-2-3-10-9(6-8)4-5-12-10/h2-3,6H,4-5H2,1H3
风险术语:
22-51
分子结构式:
SDS:
查看

5-乙酰基-2,3-二氢苯并[b]呋喃 物化性质

外观与性状:
淡黄色结晶粉末
密度:
1.149 g/cm3
熔点:
56-59°C
沸点:
120-121°C 15mm
闪点:
120-121°C/15mm
折射率:
1.557
存储条件/存储方法:

密闭,阴凉,干燥处

稳定性相关:

按规定使用和贮存的不会分解,避氧化物

其它信息:

1.      性状:固体

2.      密度(g/mL25 ºC):未确定

3.      相对蒸汽密度(g/mL,空气=1):未确定

4.      熔点(ºC):56-59

5.      沸点(ºC,常压):未确定

6.      沸点(ºC15mmHg):120-121

7.      折射率:未确定

8.      闪点(ºC15mmHg):120-121

9.      比旋光度(º):未确定

10.   自燃点或引燃温度(ºC):未确定

11.   蒸气压(kPa,):未确定

12.   饱和蒸气压(kPa,60ºC):未确定

13.   燃烧热(KJ/mol):未确定

14.   临界温度(ºC):未确定

15.   临界压力(KPa):未确定

16.   油水(正辛醇/水)分配系数的对数值:未确定

17.   爆炸上限(%,V/V):未确定

18.   爆炸下限(%,V/V):未确定

19.   溶解性:未确定

5-乙酰基-2,3-二氢苯并[b]呋喃 安全信息

包装等级:
III
风险类别:
6.1(b)
海关代码:
2932999099
WGK_Germany:
3
德国有关水污染物质的分类清单
危险类别码:
R22:Harmful if swallowed. R42/43:May cause sensitization by inhalation and skin contact .
安全说明:
S22-S36/37-S45
RTECS号:
MU2800000
危险标志:
Xn

5-乙酰基-2,3-二氢苯并[b]呋喃 毒理性

生态数据:

对水是稍微危害的,若无政府许可,勿将材料排入周围环境

5-乙酰基-2,3-二氢苯并[b]呋喃 MSDS

Name: 1-(2 3-Dihydrobenzo[b]furan-5-yl)ethan-1-one 97% Material Safety Data Sheet
Synonym: 5-Acetyl-2,3-dihydrobenzo[b]fura
CAS: 90843-31-5
Section 1 - Chemical Product   MSDS Name:1-(2 3-Dihydrobenzo[b]furan-5-yl)ethan-1-one 97% Material Safety Data Sheet
Synonym:5-Acetyl-2,3-dihydrobenzo[b]fura

Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
CAS# Chemical Name content EINECS#
90843-31-5 1-(2,3-Dihydrobenzo[b]furan-5-yl)ethan 97% unlisted
Hazard Symbols: None Listed.
Risk Phrases: None Listed.

Section 3 - HAZARDS IDENTIFICATION
  EMERGENCY OVERVIEW
Not available.
Potential Health Effects
Eye:
May cause eye irritation.
Skin:
May cause skin irritation. May be harmful if absorbed through the skin.
Ingestion:
May cause irritation of the digestive tract. May be harmful if swallowed.
Inhalation:
May cause respiratory tract irritation. May be harmful if inhaled.
Chronic:
Not available.

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.
Skin:
Get medical aid. Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes.
Ingestion:
Get medical aid. Wash mouth out with water.
Inhalation:
Remove from exposure and move to fresh air immediately.
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.
Extinguishing Media:
Use water spray, dry chemical, carbon dioxide, or chemical foam.

Section 6 - ACCIDENTAL RELEASE MEASURES
  General Information: Use proper personal protective equipment as indicated in Section 8.
Spills/Leaks:
Vacuum or sweep up material and place into a suitable disposal container.

Section 7 - HANDLING and STORAGE
  Handling:
Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.
Storage:
Store in a cool, dry place. Store in a tightly closed container.

Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION
  Engineering Controls:
Use adequate ventilation to keep airborne concentrations low.
Exposure Limits CAS# 90843-31-5: Personal Protective Equipment Eyes: Not available.
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: Solid
Color: white
Odor: Not available.
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point: 56 - 59 deg C
Autoignition Temperature: Not available.
Flash Point: Not available.
Explosion Limits, lower: Not available.
Explosion Limits, upper: Not available.
Decomposition Temperature:
Solubility in water:
Specific Gravity/Density:
Molecular Formula: C10H10O2
Molecular Weight: 162

Section 10 - STABILITY AND REACTIVITY
  Chemical Stability:
Not available.
Conditions to Avoid:
Incompatible materials.
Incompatibilities with Other Materials:
Strong oxidizing agents.
Hazardous Decomposition Products:
Carbon monoxide, carbon dioxide.
Hazardous Polymerization: Has not been reported

Section 11 - TOXICOLOGICAL INFORMATION
  RTECS#:
CAS# 90843-31-5 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
1-(2,3-Dihydrobenzo[b]furan-5-yl)ethan-1-one - 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
No information available.
IMO
No information available.
RID/ADR
No information available.

Section 15 - REGULATORY INFORMATION
 
European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: Not available.
Risk Phrases:
Safety Phrases:
S 24/25 Avoid contact with skin and eyes.
WGK (Water Danger/Protection)
CAS# 90843-31-5: No information available.
Canada
None of the chemicals in this product are listed on the DSL/NDSL list.
CAS# 90843-31-5 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 90843-31-5 is not listed on the TSCA inventory.
It is for research and development use only.


SECTION 16 - ADDITIONAL INFORMATION
N/A

5-乙酰基-2,3-二氢苯并[b]呋喃 海关数据

中国海关编码:2932999099

概述:
2932999099. 其他仅含氧杂原子的杂环化合物. 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:
2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

5-乙酰基-2,3-二氢苯并[b]呋喃 分子结构与计算化学数据

分子结构数据

1、   摩尔折射率:45.44

2、   摩尔体积(m3/mol):141.0

3、   等张比容(90.2K)363.2

4、   表面张力(dyne/cm)43.9

5、   极化率(10-24cm3)18.01

计算化学数据

1.疏水参数计算参考值(XlogP):1.6

2.氢键供体数量:0

3.氢键受体数量:2

4.可旋转化学键数量:1

5.互变异构体数量:2

6.拓扑分子极性表面积26.3

7.重原子数量:12

8.表面电荷:0

9.复杂度:188

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

5-乙酰基-2,3-二氢苯并[b]呋喃 上游产品

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