Methyl acetylpyruvate

Modify Date: 2024-01-14 16:56:56

Methyl acetylpyruvate Structure
Methyl acetylpyruvate structure
Common Name Methyl acetylpyruvate
CAS Number 20577-61-1 Molecular Weight 144.12500
Density 1.15g/cm3 Boiling Point 195.1ºC at 760mmHg
Molecular Formula C6H8O4 Melting Point 63-64 °C
MSDS Chinese USA Flash Point 75.5ºC
Symbol GHS07
GHS07
Signal Word Warning

 Names

Name methyl 2,4-dioxopentanoate
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.15g/cm3
Boiling Point 195.1ºC at 760mmHg
Melting Point 63-64 °C
Molecular Formula C6H8O4
Molecular Weight 144.12500
Flash Point 75.5ºC
Exact Mass 144.04200
PSA 60.44000
Vapour Pressure 0.00067mmHg at 25°C
Index of Refraction 1.467
Storage condition 2-8°C

 MSDS

Name: Methyl acetopyruvate Material Safety Data Sheet
Synonym: None Known
CAS: 20577-61-1
Section 1 - Chemical Product MSDS Name:Methyl acetopyruvate Material Safety Data Sheet
Synonym:None Known

Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
CAS# Chemical Name content EINECS#
20577-61-1 Methyl acetopyruvate 99% 243-891-3
Hazard Symbols: None Listed.
Risk Phrases: None Listed.

Section 3 - HAZARDS IDENTIFICATION
EMERGENCY OVERVIEW
The toxicological properties of this material have not been fully investigated.
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. The toxicological properties of this substance have not been fully investigated. May be harmful if swallowed.
Inhalation:
May cause respiratory tract irritation. The toxicological properties of this substance have not been fully investigated. May be harmful if inhaled.
Chronic:
No information found.

Section 4 - FIRST AID MEASURES
Eyes: In case of contact, immediately flush eyes with plenty of water for at least 15 minutes. Get medical aid.
Skin:
In case of contact, flush skin with plenty of water. Remove contaminated clothing and shoes. Get medical aid if irritation develops and persists. Wash clothing before reuse.
Ingestion:
If swallowed, do not induce vomiting unless directed to do so by medical personnel. Never give anything by mouth to an unconscious person. Get medical aid.
Inhalation:
If inhaled, remove to fresh air. 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 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. Clean up spills immediately, observing precautions in the Protective Equipment section. Avoid generating dusty conditions.
Provide ventilation.

Section 7 - HANDLING and STORAGE
Handling:
Wash thoroughly after handling. Use with adequate ventilation.
Minimize dust generation and accumulation. Avoid breathing dust, vapor, mist, or gas. Avoid contact with eyes, skin, and clothing.
Keep container tightly closed. Avoid ingestion and inhalation.
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# 20577-61-1: 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: Needles
Color: white - faint yellow
Odor: Not available.
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point: 62-63 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: C6H8O4
Molecular Weight: 144.13

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

Section 11 - TOXICOLOGICAL INFORMATION
RTECS#:
CAS# 20577-61-1 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
Methyl acetopyruvate - 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
Not regulated as a hazardous material.
IMO
Not regulated as a hazardous material.
RID/ADR
Not regulated as a hazardous material.

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# 20577-61-1: No information available.
Canada
None of the chemicals in this product are listed on the DSL/NDSL list.
CAS# 20577-61-1 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 20577-61-1 is not listed on the TSCA inventory.
It is for research and development use only.


SECTION 16 - ADDITIONAL INFORMATION
N/A

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H319
Precautionary Statements P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes F,Xi
Risk Phrases R36
Safety Phrases S24/25-S26
RIDADR NONH for all modes of transport
HS Code 2918300090

 Synthetic Route

~92%

Methyl acetylpyruvate Structure

Methyl acetylpy...

CAS#:20577-61-1

Literature: Li, Bin; Yang, Huibin; Wang, Junfeng; Yu, Haibo; Zhang, Hong; Li, Zhinian; Song, Yuquan Patent: US2011/46186 A1, 2011 ; Location in patent: Page/Page column 7 ;

~%

Methyl acetylpyruvate Structure

Methyl acetylpy...

CAS#:20577-61-1

Literature: Acta Chemica Scandinavica (1947-1973), , vol. 3, p. 335,347 Gazzetta Chimica Italiana, , vol. 68, p. 616 Journal of the American Chemical Society, , vol. 67, p. 1508

 Customs

HS Code 2918300090
Summary 2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

 Synonyms

acetylpyruvic acid methyl ester
methyl ester of acetylpyruvic acid
methyl 2,4-dioxo-pentanoate
BB_SC-1708
2,4-dioxopentanoic acid methyl ester
methyl 2,2-dioxopentanoate
Pentanoic acid,2,4-dioxo-,methyl ester
EINECS 243-891-3
Methyl acetopyruvate
MFCD00043638
1-Methoxy-1,2,4-pentanetrione
Acetylbrenztraubensaeuremethylester
RD-04
Methyl 2,4-dioxopentanoate
Methyl acetylpyruvate
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