Pharmaceutical Materials

CAS Number: 88-04-0

Molecular Formula: C8H9ClO

Molecular Weight: 156.61 g/mol

Appearance: White to grayish crystalline powder

Melting Point: 114-116°C

Boiling Point: 246°C

Usage: It is a broad-spectrum antibacterial agent.

 

Category	Details
Basic Information
Name	4-Chloro-3.5-dimethylphenol
CAS Number	88-04-0
Molecular Formula	C8H9ClO
Molecular Weight	156.609 g/mol
EINECS Number	201-793-8
Synonyms	Chloroxylenol, PCMX, 2-Chloro-5-hydroxy-1.3-dimethylbenzene, etc.
Physical Properties
Appearance	White to grayish crystalline powder
Density	Approximately 1.183 – 1.2 g/cm³
Melting Point	114-116 °C
Boiling Point	246 °C
Flash Point	Approximately 105.9-132 °C
Refractive Index	1.558
Solubility	Slightly soluble in water, soluble in methanol, ether, benzene, etc.
Production Methods
Synthesis Routes	Reaction of 3.5-dimethylphenol with dichlorosulfuryl chloride or chlorination of 3.5-dimethylphenol catalyzed by zinc.
Applications
Usage	As a broad-spectrum antimicrobial agent, it is used to control bacteria, algae, fungi, and viruses. Widely applied in cosmetics, disinfectants, hand sanitizers, and as an antifungal and antiseptic agent in various industrial fields.
Safety Information
Hazards	May cause skin irritation, serious eye irritation, and skin sensitization. Highly toxic to aquatic organisms.
Storage Conditions	Store in a cool, dry place, away from incompatible materials.

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