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小木虫论坛-学术科研互动平台 » 化学化工区 » 分析 » 3-戊烯-1-炔
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boimin1983

金虫 (小有名气)

[求助] 3-戊烯-1-炔

请问3-戊烯-1-炔的理化性质。说详细点，谢谢
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1楼 2012-07-13 14:48:21
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yugijiang

木虫 (著名写手)

【答案】应助回帖

感谢参与，应助指数 +1
性质：该品熔点143-145℃。

制备方法：由2-乙氧基萘醛（[19523-57-0]）经氧化而得。2-乙氧基萘醛与高锰酸钾在碱性丙酮中经氧化反应后，蒸出丙酮，将反应物酸化至pH为4，得粗品，经乙醇精制后即得2-乙氧基萘甲酸成品。

用途：用于有机合成。该品与氧化亚砜在80℃以下反应2h，减压蒸出过量的氯化亚砜，即得2-乙氧基萘甲酰氯。这是抗菌素类药乙氧萘青霉素钠的中间体。
Section 1 - Chemical Product and Company Identification

MSDS Name: 2-Ethoxynaphthoic acid, 98%
Catalog Numbers: AC243000000, AC243000100, AC243000500
Synonyms: 2-Ethoxy-1-naphthoic acid; 1-Naphthalenecarboxylic acid, 2-ethoxy-
Company Identification:
              Acros Organics N.V.
              One Reagent Lane
              Fair Lawn, NJ 07410
For information in North America, call: 800-ACROS-01
For emergencies in the US, call CHEMTREC: 800-424-9300

Section 2 - Composition, Information on Ingredients  

CAS# Chemical Name Percent EINECS/ELINCS
2224-00-2 1-naphthalenecarboxylic acid, 2-ethoxy- 98  218-745-7



Section 3 - Hazards Identification  



EMERGENCY OVERVIEW
Appearance: white powder.
Caution! May cause eye and skin irritation. May cause respiratory and digestive tract irritation. The toxicological properties of this material have not been fully investigated.
Target Organs: No data found.


Potential Health Effects
Eye: May cause eye irritation.
Skin: May cause skin irritation.
Ingestion: May cause irritation of the digestive tract. The toxicological properties of this substance have not been fully investigated.
Inhalation: May cause 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. 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.
Extinguishing Media: Use water spray, dry chemical, carbon dioxide, or appropriate foam.
Flash Point: Not applicable.
Autoignition Temperature: Not applicable.
Explosion Limits, Lower:Not available.
Upper: Not available.
NFPA Rating: (estimated) Health: 1; Flammability: 0; Instability: 0

Section 6 - Accidental Release Measures  


General Information: Use proper personal protective equipment as indicated in Section 8.
Spills/Leaks: Sweep up or absorb material, then place into a suitable clean, dry, closed container for disposal. Avoid generating dusty conditions. Provide ventilation.

Section 7 - Handling and Storage  


Handling: Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Use with adequate ventilation. Minimize dust generation and accumulation. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation.
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 Chemical Name ACGIH NIOSH OSHA - Final PELs
1-naphthalenecarboxylic acid, 2-ethoxy-  none listed  none listed  none listed  

OSHA Vacated PELs: 1-naphthalenecarboxylic acid, 2-ethoxy-: No OSHA Vacated PELs are listed for this chemical.
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: A respiratory protection program that meets OSHA's 29 CFR 1910.134 and ANSI Z88.2 requirements or European Standard EN 149 must be followed whenever workplace conditions warrant respirator use.

Section 9 - Physical and Chemical Properties  


Physical State: Powder
Appearance: white
Odor: none reported
pH: Not available.
Vapor Pressure: Not available.
Vapor Density: Not available.
Evaporation Rate:Not available.
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point:142.0 - 143.0 deg C
Decomposition Temperature:Not available.
Solubility: Not available.
Specific Gravity/Density:Not available.
Molecular Formula:C13H12O3
Molecular Weight:216.24

Section 10 - Stability and Reactivity  


Chemical Stability: Stable under normal temperatures and pressures.
Conditions to Avoid: Incompatible materials, strong oxidants.
Incompatibilities with Other Materials: Strong oxidizing agents, strong bases.
Hazardous Decomposition Products: Carbon monoxide, irritating and toxic fumes and gases, carbon dioxide.
Hazardous Polymerization: Has not been reported

Section 11 - Toxicological Information  


RTECS#:      
CAS# 2224-00-2 unlisted.
LD50/LC50:
Not available.

Carcinogenicity:
CAS# 2224-00-2: Not listed by ACGIH, IARC, NTP, or CA Prop 65.

Epidemiology: No information found
Teratogenicity: No information found
Reproductive Effects: No information found
Mutagenicity: No information found
Neurotoxicity: No information found
Other Studies:

Section 12 - Ecological Information  

No information available.

Section 13 - Disposal Considerations  

Chemical waste generators must determine whether a discarded chemical is classified as a hazardous waste. US EPA guidelines for the classification determination are listed in 40 CFR Parts 261.3. Additionally, waste generators must consult state and local hazardous waste regulations to ensure complete and accurate classification.
RCRA P-Series: None listed.
RCRA U-Series: None listed.

Section 14 - Transport Information  

US DOT Canada TDG
Shipping Name: Not regulated as a hazardous material No information available.
Hazard Class:   
UN Number:   
Packing Group:   



Section 15 - Regulatory Information  

US FEDERAL

TSCA
     CAS# 2224-00-2 is listed on the TSCA inventory.
Health & Safety Reporting List
     None of the chemicals are on the Health & Safety Reporting List.
Chemical Test Rules
     None of the chemicals in this product are under a Chemical Test Rule.
Section 12b
     None of the chemicals are listed under TSCA Section 12b.
TSCA Significant New Use Rule
     None of the chemicals in this material have a SNUR under TSCA.
CERCLA Hazardous Substances and corresponding RQs
     None of the chemicals in this material have an RQ.
SARA Section 302 Extremely Hazardous Substances
     None of the chemicals in this product have a TPQ.
Section 313      No chemicals are reportable under Section 313.
Clean Air Act:
     This material does not contain any hazardous air pollutants.
     This material does not contain any Class 1 Ozone depletors.
     This material does not contain any Class 2 Ozone depletors.
Clean Water Act:
     None of the chemicals in this product are listed as Hazardous Substances under the CWA.
     None of the chemicals in this product are listed as Priority Pollutants under the CWA.
     None of the chemicals in this product are listed as Toxic Pollutants under the CWA.
OSHA:
     None of the chemicals in this product are considered highly hazardous by OSHA.
STATE
     CAS# 2224-00-2 is not present on state lists from CA, PA, MN, MA, FL, or NJ.

California Prop 65

California No Significant Risk Level: None of the chemicals in this product are listed.

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# 2224-00-2: No information available.
Canada - DSL/NDSL
     CAS# 2224-00-2 is listed on Canada's NDSL List.
Canada - WHMIS
     WHMIS: Not available.
This product has been classified in accordance with the hazard criteria of the Controlled Products Regulations and the MSDS contains all of the information required by those regulations.
Canadian Ingredient Disclosure List


Section 16 - Additional Information  

MSDS Creation Date: 9/02/1997
Revision #5 Date: 10/03/2005

The information above is believed to be accurate and represents the best information currently available to us. However, we make no warranty of merchantability or any other warranty, express or implied, with respect to such information, and we assume no liability resulting from its use. Users should make their own investigations to determine the suitability of the information for their particular purposes. In no event shall Fisher be liable for any claims, losses, or damages of any third party or for lost profits or any special, indirect, incidental, consequential or exemplary damages, howsoever arising, even if Fisher has been advised of the possibility of such damages.
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2楼2012-07-13 19:47:23
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bb8862519

木虫 (著名写手)
解答的太专业了
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3楼2012-07-14 09:52:30
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