Cyclohexane

Cyclohexane is a colorless, flammable organic liquid with a distinct sweet odor, commonly used as a solvent or intermediate in chemical manufacturing.

CAS No: 110-82-7

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Formula

C₆H₁₂

Main Uses

Chemical Intermediates

Appearance

Colorless Liquid

Handling

Flammable – Use with Caution

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Safety Highlights

Cyclohexane is classified as hazardous due to its flammability, health risks upon inhalation or ingestion, and environmental impact. Proper PPE, ventilation, and storage conditions are essential for safe use. The following key risks and precautions are based on the official Safety Data Sheet (SDS).

Flammable Liquid

Flash point at -18°C. Keep away from open flames, hot surfaces, and sparks. Vapors may ignite or explode.

Toxic on Contact

May cause drowsiness or dizziness. Harmful if swallowed or inhaled. Risk of aspiration into lungs.

Corrosive Agent

Causes skin and eye irritation. Avoid direct contact.

Emergency Measures

In case of fire, use CO₂, dry chemical, or foam. Avoid using water jets as they may spread fire.

Proper Storage

Store in a cool, ventilated, and approved flammables area. Keep tightly sealed and grounded.

Regulatory ID

CAS No: 110-82-7 | UN No: UN1145 | DOT Hazard Class: 3 (Flammable)

Environmental Care

Very toxic to aquatic life with long-lasting effects. Prevent release into drains or waterways.

PPE Required

Use protective gloves, goggles, and respirators. Ensure proper ventilation in working area.

Frequently Asked Questions

Explore essential answers to frequently asked questions about Cyclohexane, including its primary uses, health risks, storage requirements, and environmental impact. This section helps promote safe handling and regulatory compliance across industrial and lab settings.

What is Cyclohexane commonly used for?

Cyclohexane is mainly used as a solvent in chemical synthesis and as a precursor to nylon intermediates like adipic acid and caprolactam.

Is Cyclohexane dangerous to inhale?

Yes. Inhalation of vapors may cause dizziness, nausea, and drowsiness. In high concentrations, it can depress the central nervous system.

How should Cyclohexane be stored safely?

Store in a tightly sealed container in a cool, dry, well-ventilated area. Keep away from ignition sources and incompatible substances.

What to do in case of Cyclohexane skin contact?

Remove contaminated clothing and rinse skin with water for at least 15 minutes. Seek medical attention if irritation persists.

Is Cyclohexane hazardous to the environment?

Yes. Cyclohexane is very toxic to aquatic life and should not be released into the environment. Dispose of according to local regulations.

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