Resorcinol
CAS Number
108-46-3
EC Number
203-585-2
FEMA Number
FEMA 3589
What is Resorcinol?
Resorcinol (CAS 108-46-3), also known as Resorzin, is a dihydric phenol used as a bonding agent and chemical intermediate.
Where is Resorcinol used?
- Rubber and tire manufacturing: core component of latex systems that bond textile cords and fabrics to rubber compounds
- Pharmaceuticals: active ingredient in topical preparations targeting acne, seborrheic dermatitis and keratotic skin conditions as a keratolytic agent
- Hair color: 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.
Good to know: Pharmaceutical-grade material typically requires tighter purity and packaging controls.
Commercial specifications
- Bulk supply in fiber drums or bags
Other Names (Synonyms)
Resorzin|m-hydroxyphenol|m-Hydroquinone|m-dihydroxybenzene|m-benzenediol|3-hydroxyphenol|1,3-Dihydroxybenzol|1,3-Dihydroxybenzene
What are the physical properties of Resorcinol?
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℃
How is Resorcinol classified and handled safely? 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.
Which trade and regulatory codes apply to Resorcinol?
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