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High purity N-heptane

High purity N-heptane is an organic compound with the chemical formula C7H16. It is a colorless, transparent, volatile liquid. It is insoluble in water, soluble in ethanol and carbon tetrachloride, and miscible in ether, chloroform, acetone, and benzene. It is mainly used as a standard and solvent for octane number determination, and can also be used for the preparation of organic synthesis and experimental reagents....

Release time：2025-04-26

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High purity N-heptane is an organic compound with the chemical formula C7H16. It is a colorless, transparent, volatile liquid. It is insoluble in water, soluble in ethanol and carbon tetrachloride, and miscible in ether, chloroform, acetone, and benzene. It is mainly used as a standard and solvent for octane number determination, and can also be used for the preparation of organic synthesis and experimental reagents.

1. Used as an analytical reagent, gasoline engine knock test standard, chromatographic analysis reference material, and solvent.

2. It can be used as an extraction solvent for animal and plant oils and fats, and a quick-drying rubber adhesive. Solvent for the rubber industry. It is also used as a cleaning solvent in coatings, varnishes, quick-drying inks, and the printing industry.

3. Used as a standard and solvent for octane number determination, and for the preparation of organic synthesis and experimental reagents

Heptane; n-heptane

Density: 0.683

Boiling point: 98.8±3.0°C at 760 mmHg

Melting point: -91°C (lit.)

Molecular formula: 7H16

Molecular weight: 100.202

Flash point: -1.1±0.0C

Exact mass: 100.125198

LogP: 4.47

Appearance: colorless liquid

Vapor density: 3.5 (vs air)

Vapor pressure: 45.2±0.1 mmHg at 25°C

Refractive index: 1.394

Storage conditions:

Storage precautions Store in a cool, ventilated warehouse. Keep away from fire and heat sources. The warehouse temperature should not exceed 37°C. Keep the container sealed. It should be stored separately from oxidants and should not be mixed. Use explosion-proof lighting and ventilation facilities. It is forbidden to use mechanical equipment and tools that are prone to sparks. The storage area should be equipped with leakage emergency treatment equipment and appropriate containment materials.

The chemical properties are stable at normal temperature and pressure. It can undergo isomerization reaction under the catalysis of aluminum chloride. It reacts with halogens under the action of sunlight or ultraviolet light to produce halogen derivatives.

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