Is n-heptane (CAS 142-82-5) flammable?

What is N-Heptane  CAS number 142-82-5?

Chemical Name: n-Heptane

CAS Number: 142-82-5

Molecular Formula: C₇H₁₆

Molecular Weight: 100.20 g/mol

Purity: ≥ 99%

Grade: High-Purity (suitable for industrial, laboratory, and art applications)

Appearance: Clear, colorless liquid

Odor: Mild, gasoline-like odor

Boiling Point: 98.4°C (209.1°F)

Melting Point: -90.6°C (-131°F)

Flash Point: -4°C (24.8°F) (closed cup)

Density: 0.684 g/cm³ at 20°C

Refractive Index: 1.387 at 20°C

Vapor Pressure: 45 mmHg at 20°C

Evaporation Rate: Fast, evaporates without leaving residue

Solubility: Insoluble in water; soluble in alcohol, ether, and most organic solvents

Is n-heptane (CAS 142-82-5) flammable?

Yes, n-heptane (CAS 142-82-5) is highly flammable. It is classified as a Class IB flammable liquid, with a flash point of approximately -4.0°C (24.8 °F).

Storage n-heptane

Store in a cool, well-ventilated warehouse. Extremely flammable. Keep away from fire and heat sources. The warehouse temperature should not exceed 30°C. Protect from direct sunlight. Keep containers sealed. Store separately from oxidizers.

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