2014-09-11 09:45

Section 1: Chemical Product and Company Identification

Product Name: 2,2,6-Trimethyl-4H-1,3-dioxin-4-one

Molecular Formula: C7H10O3

Molecular Weight: 142.15

CAS Registry Number: 5394-63-8

EINECS: 226-403-3


F4, No.5 Torch Ave, JLP Dist, Chongqing 400080, China

website: www.echemix.com     email: sales@echemix.com

Section 2: Composition and Information on Ingredients

Chemical Name:      2,2,6-Trimethyl-4H-1,3-dioxin-4-one      

Component              Concentration                CAS No.

                            95%                     5394-63-8

Section 3: Hazards Identification

Not available.   

Target Organs: None.   

Potential Health Effects The toxicological properties of this material have not been

investigated. Use appropriate procedures to prevent opportunities for direct contact with the skin

or eyes and to prevent inhalation.   

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.   

Skin: Flush skin with plenty of water for at least 15 minutes while removing contaminated

clothing and shoes.   

Ingestion: 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.   

Notes to Physician: Treat symptomatically and supportively.

Section 5: Fire and Explosion Data

General Information: As in any fire, wear a self-contained breathing apparatus in pressuredemand, 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: In case of fire, use water, dry chemical, chemical foam, or alcoholresistant foam.   

Flash Point: Not available.   

Autoignition Temperature: Not available.   

Explosion Limits, Lower:Not available.   

Upper: Not available.   

NFPA Rating: (estimated) Health: 1; Flammability: 3; Instability: 0

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. Clean up spills immediately, observing precautions in the Protective Equipment section.

Section 7: Handling and Storage

Handling: Wash thoroughly after handling. Remove contaminated clothing and wash before reuse. Avoid contact with eyes, skin, and clothing. Avoid ingestion and inhalation.   

Storage: Store in a cool, dry place. Keep container closed when not in use.

Section 8: Exposure Controls/Personal Protection

Engineering Controls: Use adequate general or local exhaust ventilation to keep airborne

concentrations below the permissible exposure limits. Use process enclosure, local exhaust

ventilation, or other engineering controls to control airborne levels.   

Exposure Limits:

ACGIH:none listed

NIOSH:none listed

OSHA - Final PELs:none listed

OSHA Vacated PELs: 2,2,6-Trimethyl-4H-1,3-dioxin-4-one: No OSHA Vacated PELs are listed

for this chemical.   

Personal Protective Equipment   

Eyes: Wear safety glasses and chemical goggles if splashing is possible.   

Skin: Wear appropriate protective gloves and clothing to prevent skin exposure.   

Clothing: Wear appropriate protective clothing to minimize contact with skin.   

Respirators: Wear a NIOSH/MSHA or European Standard EN 149 approved full-facepiece airline

respirator in the positive pressure mode with emergency escape provisions.

Section 9: Physical and Chemical Properties

Physical State: Not available.   

Appearance: Not available.   

Odor: None reported.   

pH: Not available.   

Vapor Pressure: Not available.   

Vapor Density: Not available.   

Evaporation Rate:Not available.   

Viscosity: Not available.   

Boiling Point: 65.0 - 67.0 deg C @ .20mm Hg   

Freezing/Melting Point:0 deg C   

Decomposition Temperature:Not available.   

Solubility: Not available.   

Specific Gravity/Density:1.0880g/cm3   

Molecular Formula:Not available.   

Molecular Weight:142.15

Section 10: Stability and Reactivity Data

Chemical Stability: Stable under normal temperatures and pressures.   

Conditions to Avoid: Incompatible materials.   

Incompatibilities with Other Materials: Strong oxidizing agents.   

Hazardous Decomposition Products: Carbon monoxide, carbon monoxide, carbon dioxide.   

Hazardous Polymerization: Has not been reported.

Section 11: Toxicological Information


CAS# 5394-63-8 unlisted.   


Not available.


CAS# 5394-63-8: Not listed by ACGIH, IARC, NTP, or CA Prop 65.

Epidemiology: No information available.   

Teratogenicity: No information available.   

Reproductive Effects: No information available.   

Mutagenicity: No information available.   

Neurotoxicity: No information available.   

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



Hazard Class:3

UN Number:UN1993

Packing Group:II

Section 15: Other Regulatory Information(in China)



     CAS# 5394-63-8 is not listed on the TSCA inventory. It is for research and development use


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.   


     None of the chemicals in this product are considered highly hazardous by OSHA.   


     CAS# 5394-63-8 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:


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 36 Wear suitable protective clothing.   

WGK (Water Danger/Protection)

     CAS# 5394-63-8: No information available.   

Canada - DSL/NDSL

None of the chemicals in this product are listed on the DSL or NDSL list.

Canada - WHMIS

     This product has a WHMIS classification of D2B, B3.   

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: Other Information

References: Not available.

Other Special Considerations: Not available.

All information and instructions provided in this Material Safety Data Sheet (MSDS) are based on the current state of scientific and technical knowledge. And above information is only for reference.