General Information
Version
4
Revision date
2025-12-21
Product name
3,4-Ethylenedioxythiophene
Product Synonyms
3,4-Ethylenedioxythiophene; 2,3-Dihydrothieno[3,4-b]-1,4-dioxin; EDOT
CAS No.
126213-50-1
Emergency telephone
001-800-227-6701, +32 14 57 52 11, 001-201-796-7100, +32 14 57 52 99, 001-800-424-9300, 001-703-527-3887
Icons in SDS
Company Information
company name
Thermo Fisher Scientific Chemicals, Inc
GHS Information
Signal word
Danger
Section 2
SECTION 2: Hazards identification
(29 CFR 1910.1200) Classification
Signal word
Danger Hazard Statements Harmful if swallowed Toxic in contact with skin Causes serious eye irritation
Prevention
Wash face, hands and any exposed skin thoroughly after handling Do not eat, drink or smoke when using this product Wear protective gloves/protective clothing/eye protection/face protection Skin IF ON SKIN: Wash with plenty of soap and water Call a POISON CENTER or doctor if you feel unwell Take off immediately all contaminated clothing Take off contaminated clothing and wash before reuse Eyes IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing If eye irritation persists: Get medical advice/attention Ingestion IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell Rinse mouth
Storage
Store locked up
Disposal
Dispose of contents/container to an approved waste disposal plant
2.3 Other hazards
Harmful to aquatic life with long lasting effects
2.1 Classification of the substance or mixture
This chemical is considered hazardous according to [US] OSHA (29 CFR 1910.1200, 2024) Acute oral toxicity Category 4 Acute dermal toxicity Category 3 Serious Eye Damage/Eye Irritation
