Merck 109666 Cyclohexane EMSURE® | Cyclohexane for Analysis ACS, ISO, Reag. Ph Eur

Cyclohexane is a non-polar solvent widely used in analytical chemistry, organic synthesis, extraction procedures, and sample preparation. Merck's EMSURE® quality ensures reliable analytical performance and reproducible results for demanding laboratory applications.

Appearance

• Product Name: Cyclohexane
• Brand: Merck
• Catalog Number: 109666
• Grade: EMSURE® (ACS, ISO, Reag. Ph Eur)
• Chemical Formula: C₆H₁₂
• Hill Formula: C₆H₁₂
• Molecular Weight: 84.16 g/mol
• CAS Number: 110-82-7
• EC Number: 203-806-2
• Synonyms: Hexahydrobenzene, Hexamethylene, Naphthene
• Physical Form: Clear, colorless liquid

Physical and Chemical Properties

Key Features and Benefits

✔ High-purity analytical-grade solvent

✔ Manufactured in compliance with ACS, ISO, and European Pharmacopoeia standards

✔ Excellent consistency and batch-to-batch reproducibility

✔ Low residue after evaporation

✔ Very low water and aromatic impurity content

✔ Ideal for analytical chemistry and organic synthesis

✔ Manufactured under Merck's stringent quality control standards

Applications

Merck 109666 Cyclohexane EMSURE® is widely used in:

• Analytical chemistry
• Organic synthesis
• Extraction of organic compounds
• Laboratory sample preparation
• Chemical manufacturing
• Quality control laboratories
• Pharmaceutical laboratories
• Research and development (R&D)
• Academic laboratories
• General laboratory applications

Note: Merck 109666 is an EMSURE® analytical-grade solvent intended for laboratory analysis and general chemical applications. It is not specifically designated as an HPLC or LC-MS solvent. For chromatographic applications requiring dedicated HPLC-grade solvents, Merck offers the LiChrosolv® product range.

Safety Information

Cyclohexane is a highly flammable and hazardous chemical and should be handled in accordance with standard laboratory safety procedures.

• Highly flammable liquid and vapor.
• Causes skin irritation.
• May cause drowsiness or dizziness.
• May be fatal if swallowed and enters the respiratory tract.
• Very toxic to aquatic life with long-lasting effects.
• Wear appropriate personal protective equipment (chemical-resistant gloves, safety goggles, and laboratory coat).
• Use only in a well-ventilated area or chemical fume hood.
• Keep away from heat, sparks, open flames, and oxidizing agents.

Storage Conditions

• Store in a cool, dry, and well-ventilated area.
• Keep the container tightly closed.
• Protect from direct sunlight.
• Store in a flammable chemicals storage cabinet.
• Keep away from incompatible oxidizing materials.

Why Choose Merck 109666 Cyclohexane EMSURE®?

Merck 109666 Cyclohexane EMSURE® combines high analytical purity, stringent quality control, and compliance with internationally recognized laboratory standards. Its excellent chemical purity and low impurity profile make it a dependable solvent for analytical chemistry, organic synthesis, research, and quality control laboratories.

Manufactured under Merck's globally recognized EMSURE® quality system, this product delivers reliable performance, reproducible analytical results, and consistent quality for demanding laboratory environments.