Identification
Product identifiers, regulatory numbers, and supplier information
Product Information
- Product Name
- Mesityl oxide
- Product Code
- L05891
- Chemical Name
- Mesityloxide
Regulatory Identifiers
- CAS Number
- 141-79-7 Check regulations →
- EC Number
- 205-502-5 Check regulations →
Identified Uses
SU24 Scientific research and development
Manufacturers & Suppliers
Alfa Aesar Thermo Fisher Scientific Chemicals, Inc.
manufacturer
30 Bond Street, Ward Hill, MA 01835-8099
800-343-0660
http://www.alfa.com
Emergency Contacts
Emergency Contact
(800) 343-0660
Monday-Friday, 8am-7pm EST
Hazard Identification
GHS classification, signal word, pictograms, and hazard statements
Hazard Classifications
GHS Pictograms
GHS02
Hazard Statements
Precautionary Statements
Manage your Safety Data Sheets
Organize and access chemical safety data with ease
Composition / Information on Ingredients
Chemical components, concentration ranges, and hazardous substance identification
Chemical characterization: Substances
| Chemical Name | CAS Number | Concentration | Hazardous |
|---|---|---|---|
| Mesityloxide EC: 205-502-5 | 141-79-7 | --- | No |
4-Methyl-4-penten-2-one
First Aid Measures
Emergency procedures for chemical exposure incidents
Supply fresh air. If required, provide artificial respiration. Keep patient warm.
Immediately wash with water and soap and rinse thoroughly. Seek immediate medical advice.
Rinse opened eye for several minutes under running water. Then consult a doctor.
Seek medical treatment.
Related Substances
Similar chemicals with comparable safety profiles
Exposure Controls / PPE
Occupational exposure limits, engineering controls, and protective equipment
Properly operating chemical fume hood designed for hazardous chemicals and having an average face velocity of at least 100 feet per minute.
Impervious gloves. Check protective gloves prior to each use for their proper condition. The selection of suitable gloves not only depends on the material, but also on quality. Quality will vary from manufacturer to manufacturer. Penetration time of glove material (in minutes) Not determined.
Safety glasses.
Use suitable respirator when high concentrations are present.
Protective work clothing.
Physical and Chemical Properties
Appearance, physical state, melting point, boiling point, and material characteristics
Transport Information
UN numbers, shipping names, transport classes, and regulatory requirements
- UN Number
- UN1229
- Shipping Name
- Mesityl oxide
- Transport Class
- 3
- Packing Group
- III
F-E,S-Ď
F-E,S-Ď
Frequently Asked Questions
Common questions about safety, handling, and properties
What is the hazard signal word for Mesityl oxide?
The signal word is warning.
What is Mesityl oxide used for?
SU24 Scientific research and development
What are the hazard statements for Mesityl oxide?
This substance has 2 hazard statements:
- H226: Flammable liquid and vapour.
- H302 + H312 + H332: Harmful if swallowed, in contact with skin or if inhaled.
What is the melting point of Mesityl oxide?
The melting point is -59 °℃ (-74 ºF) and the boiling point is 129-130 ℃ (264-266 °F).