(S)-(-)-2-甲氧基丙酸

  • 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

(S)-(-)-2-甲氧基丙酸 基本信息

中文名称:
(S)-(-)-2-甲氧基丙酸 
中文别名:
(S)-(-)-2-甲氧基丙酸;
2-甲氧基丙酸 (S)-(-)-2-甲氧基丙酸 
英文名称:
Propanoic acid,2-methoxy-, (2S)-
英文别名:
Propanoic acid, 2-methoxy-, (2S)-;
(2S)-2-methoxypropanoic acid;
(S)-(-)-2-Methoxypropionic acid;
L-2-Methoxy-propionsaeure;
L-2-methoxypropionic acid 
CAS No.:
23953-00-6
分 子 式:
C4H8O3
分 子 量:
104.11
精确分子量:
104.04735
PSA:
46.5 A2
MDL:
MFCD01632582
InChI:
InChI=1/C4H8O3/c1-3(7-2)4(5)6/h3H,1-2H3,(H,5,6)/t3-/m0/s1
风险术语:
R36/37/38
安全术语:
S26S37/S39
分子结构式:
SDS:
查看

(S)-(-)-2-甲氧基丙酸 物化性质

密度:
1.085±0.06 g/cm3
熔点:
124-125 °C
沸点:
199.4±13.0 °C
闪点:
87.1±13.3 °C
水溶解性:
Very Soluble (310 g/L)
折射率:
1.4132-1.4152
蒸汽压:
0.144mmHg at 25°C
蒸汽密度:
0.144 Torr
存储条件/存储方法:

 密闭于阴凉干燥环境中

稳定性相关:

 

遵照规定使用和储存则不会分解。

其它信息:

1.      性状:无可用

2.      密度(g/mL,25/4):无可用3.      相对蒸汽密度(g/mL,空气=1):无可用4.      熔点(ºC):无可用5.      沸点(ºC,常压):无可用6.      沸点(ºC,5.2kPa):无可用7.      折射率:1.4132-1.41528.      闪点(ºC):无可用9.      比旋光度(º):-79.5(neat)10.   自燃点或引燃温度(ºC):无可用11.   蒸气压(kPa,25ºC):无可用12.   饱和蒸气压(kPa,60ºC):无可用13.   燃烧热(KJ/mol):无可用14.   临界温度(ºC):无可用15.   临界压力(KPa):无可用16.   油水(辛醇/水)分配系数的对数值:无可用17.   爆炸上限(%,V/V):无可用18.   爆炸下限(%,V/V):无可用19.   溶解性:无可用

(S)-(-)-2-甲氧基丙酸 安全信息

海关代码:
2918990090
危险类别码:
36/37/38
安全说明:
37/39-26
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: Irritant;

(S)-(-)-2-甲氧基丙酸 毒理性

生态数据:

 

该物质对环境可能有危害,对水体应给予特别注意。

(S)-(-)-2-甲氧基丙酸 MSDS

Name: (S)-(+)-2-Methoxypropionic Acid Material Safety Data Sheet
Synonym: None Known
CAS: 23953-00-6
Section 1 - Chemical Product   MSDS Name:(S)-(+)-2-Methoxypropionic Acid Material Safety Data Sheet
Synonym:None Known

Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
CAS# Chemical Name content EINECS#
23953-00-6 (S)-(+)-2-Methoxypropionic Acid ca. 100 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. May cause chemical conjunctivitis.
Skin:
Causes skin irritation.
Ingestion:
May cause gastrointestinal irritation with nausea, vomiting and diarrhea. The toxicological properties of this substance have not been fully investigated.
Inhalation:
Causes respiratory tract irritation. Can produce delayed pulmonary edema.
Chronic:
Effects may be delayed.

Section 4 - FIRST AID MEASURES
  Eyes: Immediately 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. Wash clothing before reuse.
Ingestion:
Never give anything by mouth to an unconscious person. Get medical aid. Do NOT induce vomiting. If conscious and alert, rinse mouth and drink 2-4 cupfuls of milk or water. 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. Do NOT use mouth-to-mouth resuscitation.
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. Containers may explode in the heat of a fire. Runoff from fire control or dilution water may cause pollution.
Extinguishing Media:
Use water spray to cool fire-exposed containers. 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:
Absorb spill with inert material (e.g. vermiculite, sand or earth), then place in suitable container. Avoid runoff into storm sewers and ditches which lead to waterways. Clean up spills immediately, observing precautions in the Protective Equipment section. Provide ventilation.

Section 7 - HANDLING and STORAGE
  Handling:
Avoid breathing dust, vapor, mist, or gas. Avoid contact with eyes, skin, and clothing. Keep container tightly closed. Avoid ingestion and inhalation. Use with adequate ventilation. Wash clothing before reuse.
Storage:
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# 23953-00-6: 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: Not available.
Odor: Not available.
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point: Not available.
Autoignition Temperature: Not available.
Flash Point: > 110 deg C (> 230.00 deg F)
Explosion Limits, lower: Not available.
Explosion Limits, upper: Not available.
Decomposition Temperature:
Solubility in water:
Specific Gravity/Density:
Molecular Formula: CH3CH(OCH3)COOH
Molecular Weight: 104.11

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.
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# 23953-00-6 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
(S)-(+)-2-Methoxypropionic 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
Shipping Name: Not regulated.
Hazard Class:
UN Number:
Packing Group:
IMO
Shipping Name: Not regulated.
Hazard Class:
UN Number:
Packing Group:
RID/ADR
Shipping Name: Not regulated.
Hazard Class:
UN Number:
Packing group:

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# 23953-00-6: No information available.
Canada
None of the chemicals in this product are listed on the DSL/NDSL list.
CAS# 23953-00-6 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 23953-00-6 is not listed on the TSCA inventory.
It is for research and development use only.


SECTION 16 - ADDITIONAL INFORMATION
N/A

(S)-(-)-2-甲氧基丙酸 海关数据

中国海关编码:2918990090

概述:
2918990090. 其他含其他附加含氧基羧酸(包括酸酐、酰卤化物、过氧化物和过氧酸及该税号的衍生物). 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:30.0%
申报要素:
品名, 成分含量, 用途
摘要/Summary:
2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

(S)-(-)-2-甲氧基丙酸 分子结构与计算化学数据

分子结构数据

1  摩尔折射率:23.84

2  摩尔体积m3/mol95.9

3  等张比容(90.2K):230.1

4  表面张力dyne/cm33.1

5  极化率10-24cm39.45

计算化学数据

1、  疏水参数计算参考值(XlogP):0.7

2、  氢键供体数量:0

3、  氢键受体数量:3

4、  可旋转化学键数量:1

5、  拓扑分子极性表面积(TPSA):49.4

6、  重原子数量:7

7、  表面电荷:-1

8、  复杂度:63.8

9、  同位素原子数量:0

10、  确定原子立构中心数量:1

11、  不确定原子立构中心数量:0

12、  确定化学键立构中心数量:0

13、  不确定化学键立构中心数量:0

14、  共价键单元数量:1

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