DL-2-甲基丁酸

  • 基本信息
  • 制备方法及用途
  • 物化性质
  • 安全信息
  • MSDS
  • 海关数据
  • 结构与计算化学

DL-2-甲基丁酸 基本信息

中文名称:
DL-2-甲基丁酸 
中文别名:
DL-2-甲基丁酸;
D-2-甲基丁酸 
英文名称:
Methylbutyric acid
英文别名:
Methylbutyric Acid;
Methylbutyric acid 
CAS No.:
600-07-7
分 子 式:

C5H10O2

分 子 量:
102.13
精确分子量:
102.06800
PSA:
37.30000
MDL:
MFCD00002669
EINECS:
204-145-2
BRN:
1720486
InChI:
The Key: WLAMNBDJUVNPJU-UHFFFAOYSA-N
危险品标志:

 

风险术语:

 

安全术语:

 

分子结构式:
SDS:
查看

DL-2-甲基丁酸 制备方法及用途

制备方法

2-氯丁烷制成格氏试剂,再与二氧化碳反应,反应混合物用25%硫酸解,生成2-甲基丁酸。收率76-86%。

合成制备方法

2-氯丁烷制成格氏试剂,再与二氧化碳反应,反应混合物用25%硫酸解,生成2-甲基丁酸。收率76-86%。

用途简介

有机合成中间体。

用途

有机合成中间体。

DL-2-甲基丁酸 物化性质

外观与性状:
透明无色至略黄色液体带有一种恶臭
密度:
0.936 g/mL at 25 °C(lit.)
熔点:
-70°C
沸点:
176-177 °C(lit.)
闪点:
165 °F
折射率:
n20/D 1.405(lit.)
其它信息:

1.性状:无色液体。

2. 熔点(ºC):-70

3.沸点(°C):177

4.溶解性:溶于水、乙醇、乙醚。

DL-2-甲基丁酸 安全信息

包装等级:
III
风险类别:
8
海关代码:
2915900090
WGK_Germany:
1
德国有关水污染物质的分类清单
危险类别码:
R34
安全说明:
S26-S36/37/39-S45
RTECS号:
EK7897000
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。
S45:出现意外或者感到不适,立刻到医生那里寻求帮助(最好带去产品容器标签)。
:
危险标志:
C

DL-2-甲基丁酸 MSDS

Name: Dl-2-Methylbutyric Acid 98% Material Safety Data Sheet
Synonym: Non
CAS: 600-07-7
Section 1 - Chemical Product   MSDS Name:Dl-2-Methylbutyric Acid 98% Material Safety Data Sheet
Synonym:Non

Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
CAS# Chemical Name content EINECS#
600-07-7 DL-2-Methylbutyric acid, 98% 98 209-982-7
Hazard Symbols: C
Risk Phrases: 34

Section 3 - HAZARDS IDENTIFICATION
  EMERGENCY OVERVIEW
Causes burns.Combustible liquid.Corrosive.Stench.The toxicological properties of this material have not been fully investigated.
Potential Health Effects
Eye:
Causes eye burns.
Skin:
Causes skin burns.
Ingestion:
Causes gastrointestinal tract burns.
Inhalation:
May cause severe irritation of the respiratory tract with sore throat, coughing, shortness of breath and delayed lung edema. Causes chemical burns to the respiratory tract. Inhalation may be fatal as a result of spasm, inflammation, edema of the larynx and bronchi, chemical pneumonitis and pulmonary edema.
Chronic:
No information found.

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 immediately.
Skin:
Get medical aid immediately. Immediately flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes. Destroy contaminated shoes.
Ingestion:
Do not induce vomiting. If victim is conscious and alert, give 2-4 cupfuls of milk or water. Never give anything by mouth to an unconscious person. Get medical aid immediately.
Inhalation:
Get medical aid immediately. Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen.
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.
Extinguishing Media:
Use foam, dry chemical, or carbon dioxide.

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. Wash area with soap and water.
Clean up spills immediately, observing precautions in the Protective Equipment section. Provide ventilation.

Section 7 - HANDLING and STORAGE
  Handling:
Wash thoroughly after handling. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation. Use only in a chemical fume hood.
Storage:
Store in a cool, dry, well-ventilated area away from incompatible substances. Corrosives area.

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 only under a chemical fume hood.
Exposure Limits CAS# 600-07-7: 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 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: colorless
Odor: stench
pH: Not available.
Vapor Pressure: 0.5 mm Hg @ 20 C
Viscosity: Not available.
Boiling Point: 176-177 deg C
Freezing/Melting Point: Not available.
Autoignition Temperature: Not available.
Flash Point: 165 deg F ( 73.89 deg C)
Explosion Limits, lower: Not available.
Explosion Limits, upper: Not available.
Decomposition Temperature: Not available.
Solubility in water: Not available.
Specific Gravity/Density: 0.9360
Molecular Formula: C5H10O2
Molecular Weight: 102.13

Section 10 - STABILITY AND REACTIVITY
  Chemical Stability:
Stable under normal temperatures and pressures.
Conditions to Avoid:
Incompatible materials.
Incompatibilities with Other Materials:
Bases, oxidizing agents, reducing agents.
Hazardous Decomposition Products:
Carbon monoxide, carbon dioxide.
Hazardous Polymerization: Has not been reported.

Section 11 - TOXICOLOGICAL INFORMATION
  RTECS#:
CAS# 600-07-7 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
DL-2-Methylbutyric acid, 98% - 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: CORROSIVE LIQUID, ACIDIC, ORGANIC, N.O.S.*
Hazard Class: 8
UN Number: 3265
Packing Group: II
IMO
Shipping Name: CORROSIVE LIQUID, ACIDIC, ORGANIC, N.O.S.
Hazard Class: 8
UN Number: 3265
Packing Group: II
RID/ADR
Shipping Name: CORROSIVE LIQUID, ACIDIC, ORGANIC, N.O.S.
Hazard Class: 8
UN Number: 3265
Packing group: II

Section 15 - REGULATORY INFORMATION
 
European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: C
Risk Phrases:
R 34 Causes burns.
Safety Phrases:
S 26 In case of contact with eyes, rinse immediately
with plenty of water and seek medical advice.
S 36/37/39 Wear suitable protective clothing, gloves
and eye/face protection.
WGK (Water Danger/Protection)
CAS# 600-07-7: No information available.
Canada
CAS# 600-07-7 is listed on Canada's DSL List.
CAS# 600-07-7 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 600-07-7 is not listed on the TSCA inventory.
It is for research and development use only.


SECTION 16 - ADDITIONAL INFORMATION
N/A

DL-2-甲基丁酸 海关数据

中国海关编码:2915900090

概述:
2915900090. 其他饱和无环一元羧酸及其酸酐(酰卤、过氧)化物、过氧酸及其卤化、硝化、磺化、亚硝化衍生物. 增值税率:17.0%. 退税率:9.0%. 监管条件:AB(入境货物通关单,出境货物通关单). 最惠国关税:5.5%. 普通关税:30.0%
申报要素:
品名, 成分含量, 用途
监管条件:
A.入境货物通关单B.出境货物通关单
检验检疫:
R.进口食品卫生监督检验S.出口食品卫生监督检验M.进口商品检验N.出口商品检验
摘要/Summary:
2915900090 other saturated acyclic monocarboxylic acids and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward) MFN tariff:5.5% General tariff:30.0%

DL-2-甲基丁酸 分子结构与计算化学数据

分子结构数据

1、  摩尔折射率:57.93

2、  摩尔体积(cm3/mol):164.8

3、  等张比容(90.2K):53.8

4、  表面张力(dyne/cm):53.8

5、  极化率(10-24cm3):22.96

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