Ethyl crotonate

Avocado Research Chemicals Ltd

Revision date : 2026-07-24

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GHS02 GHS05
Health risk rating 3
Safety risk rating 2
Environmental risk rating 1

General Information

Version

ALFAAA12529

Revision date

2026-07-24

Product name

Ethyl crotonate

Product Synonyms

2-butanoic acid ethyl ester; alpha-crotonic acid ethyl ester

CAS No.

623-70-1

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

GHS02 GHS05 M004 M009 M010 M011 M017

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

Danger

Hazard Codes

Hazard statements (CLP)

H226, H303, H315, H318

Hazard statements

Code

Statements

H226

Flammable liquid and vapour

Section 2

SECTION 2: Hazards identification

Physical State

Appearance/Odor

Liquid Colorless pungent Emergency Overview Flammable liquid and vapor. Causes skin irritation. May be harmful if swallowed. Lachrymator (substance which increases the flow of tears). Causes serious eye damage. 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 1 Label Elements

Signal word

Danger Hazard Statements H226 - Flammable liquid and vapor H315 - Causes skin irritation H303 - May be harmful if swallowed H318 - Causes serious eye damage

Prevention

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 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

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 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

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

May be harmful if swallowed. Causes skin irritation. Causes serious eye damage. Lachrymator (substance which increases the flow of tears).

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 volatility. Spillage unlikely to penetrate soil. The product is insoluble and floats on water. The product contains volatile organic compounds (VOC) which will evaporate easily from all surfaces.

2.3 Other hazards

Lachrymator (substance which increases the flow of tears) This product does not contain any known or suspected endocrine disruptors.

2.1 Classification of the substance or mixture

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

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