C

Chlorobenzene

IUPAC: chlorobenzene

C6H5Cl Organic Compounds CAS 108-90-7
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Formula / NotationC6H5Cl
CAS Number108-90-7
Molecular Weight112.55
Melting Point-49 °F (NTP, 1992)
Boiling Point270 °F at 760 mmHg (NTP, 1992)
Density1.11 at 68 °F (USCG, 1999) - Denser than water; will sink
Solubilityless than 1 mg/mL at 68 °F (NTP, 1992)
AppearanceChlorobenzene appears as a colorless to clear, yellowish liquid with a sweet almond-like odor. Flash point 84 °F. Practically insoluble in water and somewhat denser than water (9.2 lb / gal). Vapo...
Also Known As108-90-7; Monochlorobenzene; Phenyl chloride; Benzene chloride; Chlorobenzol; Chlorbenzene; Monochlorbenzene; Monochlorbenzol; Chlorbenzol; Benzene, chloro-
CategoryOrganic Compounds

What is Chlorobenzene?

Chlorobenzene is the simplest member of the class of monochlorobenzenes, that is benzene in which a single hydrogen has been substituted by a chlorine. It has a role as a solvent.

Formula & Notation

C6H5Cl

IUPAC Name: chlorobenzene

Other Names / Synonyms: 108-90-7; Monochlorobenzene; Phenyl chloride; Benzene chloride; Chlorobenzol; Chlorbenzene; Monochlorbenzene; Monochlorbenzol; Chlorbenzol; Benzene, chloro-

Properties & Characteristics

Appearance: Chlorobenzene appears as a colorless to clear, yellowish liquid with a sweet almond-like odor. Flash point 84 °F. Practically insoluble in water and somewhat denser than water (9.2 lb / gal). Vapo.... Molecular formula: C6H5Cl. Molecular weight: 112.55 g/mol. Boiling point: 270 °F at 760 mmHg (NTP, 1992). Melting point: -49 °F (NTP, 1992). Density: 1.11 at 68 °F (USCG, 1999) - Denser than water; will sink. Solubility: less than 1 mg/mL at 68 °F (NTP, 1992). Vapor pressure: 8.8 mmHg at 68 °F ; 11.8 mmHg at 77 °F (NTP, 1992). LogP: 2.9.

Physical Data

PropertyValue
Melting Point-49 °F (NTP, 1992)
Boiling Point270 °F at 760 mmHg (NTP, 1992)
Density1.11 at 68 °F (USCG, 1999) - Denser than water; will sink
Molecular Weight112.55
Solubilityless than 1 mg/mL at 68 °F (NTP, 1992)
AppearanceChlorobenzene appears as a colorless to clear, yellowish liquid with a sweet almond-like odor. Flash point 84 °F. Practically insoluble in water and somewhat denser than water (9.2 lb / gal). Vapo...

Uses & Applications

Used as an industrial feedstock, solvent, pharmaceutical intermediate, flavoring agent, or chemical building block.

Safety Information

Flammable or irritant. Many organic compounds are flammable liquids or vapours. Keep away from ignition sources. Consult SDS for specific hazard data.

Always consult the SDS/MSDS before handling any chemical. This information is for educational purposes only.

Key Facts

Term Chlorobenzene
Formula C6H5Cl
CAS Number 108-90-7
Molecular Weight 112.55
Synonyms 108-90-7; Monochlorobenzene; Phenyl chloride; Benzene chloride; Chlorobenzol; Chlorbenzene; Monochlorbenzene; Monochlorbenzol; Chlorbenzol; Benzene, chloro-

Frequently Asked Questions

Chlorobenzene is the simplest member of the class of monochlorobenzenes, that is benzene in which a single hydrogen has been substituted by a chlorine. It has a role as a solvent.

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Editorial standards: Chemical data is sourced from peer-reviewed literature, CAS Registry, NIST WebBook, and PubChem. Safety information reflects guidance from OSHA, ECHA, and IAEA. For educational purposes only — always consult official SDS documentation and qualified professionals before handling chemicals.