Flavors & Fragrances
REACH
3-Methylbutanal
CAS Number
590-86-3
EC Number
209-691-5
FEMA Number
FEMA 2692
What is 3-Methylbutanal?
3-Methylbutanal (CAS 590-86-3), also known as isovaleraldehyde, is an aliphatic aldehyde used as a flavoring and fragrance ingredient in food and cosmetic applications. FEMA 2692.
Where is 3-Methylbutanal used?
- Food and beverage: malty, cocoa and chocolate character in confectionery, baked goods and dairy products
- Fragrance: green, fruity or aldehydic top notes in fine fragrance and personal care
- Cosmetics: scent profile in shampoos, conditioners and skin care
- It serves as a chemical intermediate in the synthesis of complex aroma compounds.
Good to know: Buyers should confirm compliance with relevant regional flavor regulations.
Commercial specifications
- Flavor and fragrance grade
- Purity typically at or above 98%
Other Names (Synonyms)
Isovaleraldehyde
What are the physical properties of 3-Methylbutanal?
Melting Point -51 °C
Boiling Point 92.5 °C @ Press: 760 Torr
Density 0.7977 g/cm³ @ Temp: 20 °C
Flash Point 29 °F
Appearance colourless liquid with a strong and (for some
Color Clear colorless to light yellow
Odor at 0.10 % in dipropylene glycol. ethereal aldehydic chocolate peach fatty
Form Liquid
Water Solubility 15 g/L (20 ºC)
Vapor Pressure 30 mm Hg ( 20 °C)
Refractive Index n 20/D 1.388(lit.)
Log P 1.5 at 25℃ and pH7
How is 3-Methylbutanal classified and handled safely? Learn More
Danger
GHS02· Flammable GHS07· Irritant GHS09· Environmental Hazard
Hazard Statements
H225 Highly Flammable liquid and vapor
H315 Causes skin irritation
H317 May cause an allergic skin reaction
H319 Causes serious eye irritation
Precautionary Statements
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.
P241 Use explosion-proof [electrical/ventilating/lighting/…] equipment.
Which trade and regulatory codes apply to 3-Methylbutanal?
HS Code 29121900
UN Number 1989
ADR Class 3
Packing Group II
WGK (Germany) 1