Resorcinol

CAS Number
108-46-3
EC Number
203-585-2
Chemical Formula
C6H6O2
Molecular Weight
110.11 g/mol
FEMA Number
FEMA 3589

Description

Resorcinol (CAS 108-46-3), also known as Resorzin, is a dihydric phenol used across rubber, pharmaceutical, and personal care industries as a bonding agent and chemical intermediate. Its reactivity with resins and proteins makes it a reliable functional input across structurally diverse manufacturing processes. In rubber and tire manufacturing, it is a core component of latex systems.

These systems bond textile cords and fabrics to rubber compounds to improve structural integrity in tires and conveyor belts. Pharmaceutical formulators use it as an active ingredient in topical preparations. It targets acne, seborrheic dermatitis, and keratotic skin conditions, where it acts as a keratolytic agent. In hair color formulations, it functions as a coupling component that develops color when combined.

It also serves as a key intermediate in the synthesis of UV absorbers, flame retardants, and specialty resins used in coatings and adhesives. The material is supplied as white to off-white crystalline flakes. Standard commercial grades include technical and pharmaceutical-grade material meeting USP and BP specifications. Bulk supply is available in fiber drums or bags for industrial use.

Pharmaceutical-grade material typically requires tighter purity and packaging controls. This ensures the product meets the rigorous safety standards required for medical and personal care applications.

Other Names (Synonyms)

Resorzin|m-hydroxyphenol|m-Hydroquinone|m-dihydroxybenzene|m-benzenediol|3-hydroxyphenol|1,3-Dihydroxybenzol|1,3-Dihydroxybenzene

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

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Physical Properties

Melting Point 109-111 °C
Boiling Point 280 °C
Density 1.2717 g/cm³
Flash Point 340 °F
Appearance Resorcinol is a white crystalline solid with a characteristic odor and a sweetish taste. Turns pink on expo- sure to air or light, or contact with iron.
Color white
Odor at 1.00 % in propylene glycol. nutty creamy phenolic hawthorn musty
Form Liquid
Water Solubility 140 g/100 mL
Vapor Pressure 1 mm Hg ( 21.1 °C)
Refractive Index 1.5781
pH 4-6 (100g/l, H2O, 20℃)
Log P 0.8 at 20℃

Documentation

Safety & Handling Learn More

Danger
GHS07· Irritant GHS08· Health Hazard GHS09· Environmental Hazard GHS05· Corrosive

Hazard Statements

H302 Harmful if swallowed
H313 May be harmful in contact with skin
H315 Causes skin irritation
H317 May cause an allergic skin reaction

Precautionary Statements

P260 Do not breathe dust/fume/gas/mist/vapours/spray.
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash … thoroughly after handling.
P270 Do not eat, drink or smoke when using this product.

Trade & Regulatory

HS Code 29072100
UN Number 2876
ADR Class 6.1
Packing Group III
Storage Class 6.1C - Combustible acute toxic Cat.3 toxic compounds or compounds which causing chronic effects
WGK (Germany) 2
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