Pharmaceutical Materials

CAS Number: 110-43-0

Molecular Formula: C7H14O

Molecular Weight: 114.19 g/mol

Appearance: Colorless liquid

Melting Point: -35°C

Boiling Point: 149-150°C

Flash Point: 47°C

Density: 0.82 g/mL at 25°C

Usage: Used as an industrial solvent and in the synthesis of fragrances.

 

Category	Information
Basic Information
Chemical Name	2-Heptanone
Other Names	2-Heptanone; Methyl pentyl ketone; Heptan-2-one; 2-Ethylhexanone; FEMA 2544
CAS Number	110-43-0
EINECS Number	203-767-1
Molecular Formula	C7H14O
Molecular Weight	114.19 g/mol
Physical Properties
Appearance	Colorless transparent liquid
Odor	Fruity, spicy, sweet, and woody aroma with a cheese-like scent
Density	0.82 g/mL at 25°C
Melting Point	-35°C
Boiling Point	149-151°C
Flash Point	47.2°C (closed cup)
Refractive Index	1.4088 at 20°C
Solubility	Slightly soluble in water (4.3 g/L at 20°C); miscible with most organic solvents
Chemical Characteristics
Chemical Structure	Contains a ketone group on the second carbon atom and alkyl groups
Polarity	Weakly polar
Reactivity	Stable; incompatible with strong oxidants, strong reductants, and strong bases
Applications
Fragrance & Flavor	Used as a fragrance additive in perfumes and cosmetics, particularly in creamy, coconut-like, and banana-like fragrances
Industrial Solvent	Used as a solvent for nitrocellulose, polystyrene, and natural resins in paints, inks, and adhesives
Synthetic Intermediate	Used as an intermediate in organic synthesis and pharmaceutical chemistry
Safety Information
Hazard Statements	H302 (Harmful if swallowed); H319 (Causes serious eye irritation); H332 (Harmful if inhaled)
Precautionary Statements	P261 (Avoid breathing dust/fume/gas/mist/vapors/spray); P280 (Wear protective gloves/protective clothing/eye protection/face protection); P301+P312+P330 (If swallowed: Immediately call a POISON CENTER/doctor. Rinse mouth with water); and more
Storage Conditions	Store in a cool, dry place below 37°C; keep away from heat, sparks, open flames, and oxidizing agents; ensure the container is sealed

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