4,5-二甲基-2-呋喃甲酸

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

4,5-二甲基-2-呋喃甲酸 基本信息

中文名称:
4,5-二甲基-2-呋喃甲酸 
中文别名:
4,5-二甲基-2-呋喃甲酸;
4,5-二甲基-2-呋喃酸 
英文名称:
2-Furancarboxylic acid,4,5-dimethyl-
英文别名:
4,5-dimethylfuran-2-carboxylic acid;
4,5-Dimethyl-furan-2-carbonsaeure;
2-Furancarboxylic acid,4,5-dimethyl;
4,5-dimethylfurancarboxylic acid;
4,5-dimethyl-furan-2-carboxylic acid;
2,3-dimethylfuran-5-carboxylic acid;
4,5-Dimethyl-2-furoic acid;
4,5-dimethyl-2-furancarboxylic acid 
CAS No.:
89639-83-8
分 子 式:
C7H8O3
分 子 量:
140.14
精确分子量:
140.04700
PSA:
50.44000
InChI:
InChI=1/C7H8O3/c1-4-3-6(7(8)9)10-5(4)2/h3H,1-2H3,(H,8,9)
风险术语:
36/37/38
分子结构式:
SDS:
查看

4,5-二甲基-2-呋喃甲酸 物化性质

密度:
1.194g/cm3
熔点:
146-148°C
沸点:
254.6ºC at 760 mmHg
闪点:
107.8ºC
折射率:
1.51
其它信息:

1.      性状:无色液体

2.      密度(g/mL25ºC):未确定

3.      相对蒸汽密度(g/mL,空气=1):未确定

4.      熔点(ºC):146-148

5.      沸点(ºC,常压):未确定

6.      沸点(ºC1mmHg):未确定

7.      折射率:未确定

8.      闪点(ºC15mmHg):未确定

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

4,5-二甲基-2-呋喃甲酸 安全信息

海关代码:
2932190090
危险类别码:
36/37/38
安全说明:
S26-S36/37/39

4,5-二甲基-2-呋喃甲酸 MSDS

Name: 4 5-Dimethyl-2-furoic acid 97% Material Safety Data Sheet
Synonym:
CAS: 89639-83-8
Section 1 - Chemical Product   MSDS Name:4 5-Dimethyl-2-furoic acid 97% Material Safety Data Sheet
Synonym:

Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
CAS# Chemical Name content EINECS#
89639-83-8 4,5-Dimethyl-2-furoic acid 97% unlisted
Hazard Symbols: XI
Risk Phrases: 36/37/38

Section 3 - HAZARDS IDENTIFICATION
  EMERGENCY OVERVIEW
Irritating to eyes, respiratory system and skin.
Potential Health Effects
Eye:
Causes eye irritation.
Skin:
Causes skin irritation. May be harmful if absorbed through the skin.
Ingestion:
May cause irritation of the digestive tract. May be harmful if swallowed.
Inhalation:
Causes 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. 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.
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:
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# 89639-83-8: 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: 146 - 148 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: C7H8O3
Molecular Weight: 140

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

Section 11 - TOXICOLOGICAL INFORMATION
  RTECS#:
CAS# 89639-83-8 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
4,5-Dimethyl-2-furoic acid - 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: XI
Risk Phrases:
R 36/37/38 Irritating to eyes, respiratory system
and skin.
Safety Phrases:
S 26 In case of contact with eyes, rinse immediately
with plenty of water and seek medical advice.
S 37/39 Wear suitable gloves and eye/face
protection.
WGK (Water Danger/Protection)
CAS# 89639-83-8: No information available.
Canada
None of the chemicals in this product are listed on the DSL/NDSL list.
CAS# 89639-83-8 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 89639-83-8 is not listed on the TSCA inventory.
It is for research and development use only.


SECTION 16 - ADDITIONAL INFORMATION
N/A

4,5-二甲基-2-呋喃甲酸 海关数据

中国海关编码:2932190090

概述:
2932190090 其他结构上有非稠合呋喃环化合物. 增值税率:17.0% 退税率:9.0% 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:
2932190090 other compounds containing an unfused furan ring (whether or not hydrogenated) in the structure VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%

4,5-二甲基-2-呋喃甲酸 分子结构与计算化学数据

分子结构数据

1、   摩尔折射率:35.13

2、   摩尔体积(m3/mol):117.3

3、   等张比容(90.2K)298.6

4、   表面张力(dyne/cm)42.0

5、   极化率(10-24cm3)13.92

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:1

3.氢键受体数量:3

4.可旋转化学键数量:1

5.互变异构体数量:3

6.拓扑分子极性表面积50.4

7.重原子数量:10

8.表面电荷:0

9.复杂度:144

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

4,5-二甲基-2-呋喃甲酸 下游产品

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郑州杰克斯化工有限公司

产品介绍:
产品名称:4,5-二甲基-2-呋喃甲酸 Cas号:89639-83-8 纯度: 包装信息:洽谈 价格:洽谈
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联系人:许伟伟 电话:0371-86259281 15981966935 手机:15981966935

北京偶合科技有限公司

产品介绍:
产品名称:4.5-二甲基-2-呋喃酸 Cas号:89639-83-8 纯度: 包装信息:洽谈 价格:洽谈
联系方式:
联系人:刘先生 电话:010-51280831(不占线);82967027 手机:13911808554