Flavors & Fragrances
REACH
Furfural
CAS Number
98-01-1
EC Number
202-627-7
FEMA Number
FEMA 2489
What is Furfural?
Furfural (CAS 98-01-1), also known as 2-Furfuraldehyde, is a bio-based aldehyde derived from agricultural byproducts such as corn cobs, oat hulls, and sugarcane bagasse.
Where is Furfural used?
- Food and beverage: flavoring agent contributing caramel, almond, and bread-like notes, recognized under FEMA 2489
- Fragrance: incorporated into warm, baked, or woody scent profiles for personal care products including creams, lotions, and hair care
- Petroleum refining: selective solvent for separating aromatic from aliphatic hydrocarbons
- Chemical intermediate in the production of furfuryl alcohol, tetrahydrofuran, and furan resins applied in foundry binders and adhesives.
Commercial specifications
- Standard commercial grades include technical grade and refined grades meeting food and flavor industry purity requirements and regional flavor regulations.
Other Names (Synonyms)
2-Furylaldehyde|2-Furyl-methanal|2-Furfuraldehyde|2-Furfural|2-Furancarboxyaldehyde|2-Furancarboxaldehyde|2-Furancarbonal|2-Furanaldehyde
What are the physical properties of Furfural?
Melting Point -38.7 °C
Boiling Point 18.5 °C @ Press: 1.0 Torr
Density 1.1563 g/cm³ @ Temp: 25 °C
Flash Point 137 °F
Appearance Furfural is a colorless to yellow aromatic het erocyclic aldehyde with an almond-like odor. Turns amber on exposure to light and air.
Color very deep brown
Odor at 1.00 % in dipropylene glycol. sweet woody almond fragrant baked bread
Form Liquid
Water Solubility 8.3 g/100 mL
Vapor Pressure 13.5 mm Hg ( 55 °C)
Refractive Index n 20/D 1.527
pH >=3.0 (50g/l, 25℃)
Log P 0.41
How is Furfural classified and handled safely? Learn More
Danger
GHS06· Toxic GHS08· Health Hazard GHS07· Irritant GHS02· Flammable
Hazard Statements
H226 Flammable liquid and vapor
H301 Toxic if swallowed
H311 Toxic in contact with skin
H312 Harmful in contact with skin
Precautionary Statements
P203 Obtain, consult and follow expert instructions for use.
P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
P233 Keep container tightly closed.
P240 Ground and bond container and receiving equipment.
Which trade and regulatory codes apply to Furfural?
HS Code 29321200
UN Number 1199
ADR Class 6.1
Packing Group II
Storage Class 3 - Flammable liquids
WGK (Germany) 2