W341703

3-Penten-2-one

≥70%

• Synonym(s): Methyl propenyl ketone
• Linear Formula: CH₃CH=CHCOCH₃
• CAS Number: 625-33-2
• Molecular Weight: 84.12
• FEMA Number: 3417
• Beilstein: 1633505
• EC Number: 210-888-3
• Council of Europe no.: 666
• MDL number: MFCD00009290
• UNSPSC Code: 12164502
• PubChem Substance ID: 24901691
• Flavis number: 7.044

Properties

• biological source: synthetic
• grade: Halal; Kosher
• vapor pressure: 760 mmHg ( 121 °C)
• Assay: ≥70%
• impurities: ~30% Mesityl oxide
• refractive index: n20/D 1.437 (lit.)
• bp: 121-124 °C (lit.)
• density: 0.862 g/mL at 25 °C (lit.)
• application(s): flavors and fragrances
• Documentation: see Safety & Documentation for available documents
• food allergen: no known allergens
• Organoleptic: fishy; fruity
• SMILES string: CC(C=CC)=O
• InChI: 1S/C5H8O/c1-3-4-5(2)6/h3-4H,1-2H3
• InChI key: LABTWGUMFABVFG-UHFFFAOYSA-N

Safety Information

• Pictograms: GHS02,GHS06
• Signal Word: Danger
• Hazard Statements: H225,H311,H315,H319,H335
• Precautionary Statements: P210 - P233 - P240 - P280 - P303 + P361 + P353 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 3 Dermal - Eye Irrit. 2 - Flam. Liq. 2 - Skin Irrit. 2 - STOT SE 3
• Target Organs: Respiratory system
• Storage Class Code: 3 - Flammable liquids
• WGK: WGK 3
• Flash Point(F): 69.8 °F - closed cup
• Flash Point(C): 21 °C - closed cup
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves