Mesityl oxide, 99%, mixture of alpha- and beta-isomers, Thermo Scientific Chemicals

Description

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Specifications

Chemical Identifiers

• CAS: 141-79-7
• Molecular Formula: C₆H₁₀O
• Molecular Weight (g/mol): 98.14
• InChI Key: SHOJXDKTYKFBRD-UHFFFAOYSA-N
• Synonym: mesityl oxide, 4-methyl-3-penten-2-one, 3-penten-2-one, 4-methyl, isopropylideneacetone, isobutenyl methyl ketone, methyl isobutenyl ketone, mesityloxid, mesityloxyde, 3-isohexen-2-one, isopropylidene acetone
• PubChem CID: 8858
• IUPAC Name: 4-methylpent-3-en-2-one
• SMILES: CC(=CC(=O)C)C

• Melting Point: -53°C
• Density: 0.8540g/mL
• Boiling Point: 129°C
• Flash Point: 28°C
• Infrared Spectrum: Authentic
• Assay Percent Range: 90% alpha-Isomer (GC)
• Packaging: Plastic drum
• Linear Formula: (CH₃)₂C=CHCOCH₃
• Refractive Index: 1.4420 to 1.446
• Quantity: 10 L
• Beilstein: 01,736
• Merck Index: 15,5978
• Specific Gravity: 0.854
• Solubility Information: Solubility in water: 28g/L (20°C). Other solubilities: miscible with most common organic solvents
• Viscosity: 0.64 mPa.s (20°C)
• Formula Weight: 98.14
• Percent Purity: 99%
• Physical Form: Liquid
• Chemical Name or Material: Mesityl oxide

Safety and Handling

Product Identifier

• Mesityl oxide

Signal Word

• Warning

Hazard Category

• Flammable liquid Category 3
• Acute toxicity Category 4

Hazard Statement

• H226-Flammable liquid and vapour.
• H302-Harmful if swallowed.
• H312-Harmful in contact with skin.
• H332-Harmful if inhaled.

Precautionary Statement

• P210-Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P301+P330+P331-IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
• P302+P352-IF ON SKIN: Wash with plenty of water/soap.
• P304+P340-IF INHALED: Remove person to fresh air and keep comfortable for breathing.
• P312-Call a POISON CENTER/doctor/if you feel unwell.

RUO – Research Use Only