General Information
Version
ALFAAA16265
Revision date
2026-07-25
Product name
Hexanal
Product Synonyms
Caproaldehyde; Hexaldehyde
CAS No.
66-25-1
supplier name
Avocado Research Chemicals Ltd
Emergency telephone
001-201-796-7100, +32 14 57 52 99, 001-800-424-9300, 001-703-527-3887
Icons in SDS
Company Information
company name
Avocado Research Chemicals Ltd
e-mail address of the competent person responsible for the Safety Data Sheet
begel.sdsdesk@thermofisher.com
GHS Information
Signal word
Warning
Hazard Codes
Hazard statements (CLP)
H226, H303, H315, H319, H335
Hazard statements
Code
Statements
H226
Flammable liquid and vapour
Section 2
SECTION 2: Hazards identification
Physical State
Appearance/Odor
Liquid Clear pungent Emergency Overview Flammable liquid and vapor. Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. May be harmful if swallowed. Classification of the substance or mixture Flammable liquids Category 3 Acute Oral Toxicity Category 5 Skin Corrosion/Irritation Category 2 Serious Eye Damage/Eye Irritation Category 2A Specific target organ toxicity - (single exposure) Category 3 Label Elements
Signal word
Warning Hazard Statements H226 - Flammable liquid and vapor H315 - Causes skin irritation H319 - Causes serious eye irritation H335 - May cause respiratory irritation H303 - May be harmful if swallowed
Prevention
P241 - Use explosion-proof electrical/ ventilating/ lighting equipment 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 P242 - Use non-sparking tools P243 - Take action to prevent static discharges P264 - Wash face, hands and any exposed skin thoroughly after handling P270 - Do not eat, drink or smoke when using this product P280 - Wear protective gloves/protective clothing/eye protection/face protection
Response
P332 + P313 - If skin irritation occurs: Get medical advice/attention P337 + P313 - If eye irritation persists: Get medical advice/attention P370 + P378 - In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish P301 + P312 - IF SWALLOWED: Call a POISON CENTER or doctor if you feel unwell P303 + P361 + P353 - IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower P305 + P351 + P338 - IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing P362 + P364 - Take off contaminated clothing and wash it before reuse
Storage
P403 + P235 - Store in a well-ventilated place. Keep cool
Disposal
P501 - Dispose of contents/ container to an approved waste disposal plant
Other physicochemical hazards
Vapors may cause flash fire or explosion. Flammable liquid.
Health hazards
Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. May be harmful if swallowed.
Environmental hazards
Contains no substances known to be hazardous to the environment or not degradable in waste water treatment plants. Will likely be mobile in the environment due to its water solubility. The product is water soluble, and may spread in water systems. This product does not contain any known or suspected endocrine disruptors.
2.1 Classification of the substance or mixture
Flammable liquids. Category 3 Acute Oral Toxicity Category 5 Skin Corrosion/Irritation Category 2 Serious Eye Damage/Eye Irritation Category 2A Specific target organ toxicity - (single exposure)