General Information
Version
7.2
Revision date
2026-09-29
Product name
3,4-Ethylenedioxythiophene
CAS No.
126213-50-1
Emergency telephone
+1 703 527 3887, +44 20 3885 0382, +65 3163 8374, +55 11 4349 1359
Icons in SDS
Company Information
company name
Sigma-Aldrich Chemical Pvt Limited
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H302, H311, H319
Hazard statements
Code
Statements
H302
Harmful if swallowed
Section 2
SECTION 2: Hazards identification
Regulation (EC) No. 1272/2008 Classification of the substance or mixture
Signal word
Danger Danger
Hazard statements
H302 Harmful if swallowed. H311 Toxic in contact with skin. H319 Causes serious eye irritation. H311 Toxic in contact with skin.
Precautionary statements
P264 Wash skin thoroughly after handling. P280 Wear protective gloves/ protective clothing/ eye protection/ face protection. P302 + P352 + P312 IF ON SKIN: Wash with plenty of water. Call a POISON CENTER/ doctor if you feel unwell.
Response
P301 + P312 IF SWALLOWED: Call a POISON CENTER/ doctor if you feel unwell. P302 + P352 + P312 IF ON SKIN: Wash with plenty of water. Call a POISON CENTER/ doctor if you feel unwell. 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. Reduced Labelling (<= 125 ml)
Supplemental label elements
none
2.3 Other hazards
This substance/mixture contains no components considered to be either persistent, bioaccumulative and toxic (PBT), or very persistent and very bioaccumulative (vPvB) at levels of 0.1% or higher.
ECOLOGICAL INFORMATION
The substance/mixture does not contain components considered to have endocrine disrupting properties according to REACH Article 57(f) or Commission Delegated regulation (EU) 2017/2100 or Commission Regulation (EU) 2018/605 at levels of 0.1% or higher.
TOXICOLOGICAL INFORMATION
The substance/mixture does not contain components considered to have endocrine disrupting properties according to REACH Article 57(f) or Commission Delegated regulation (EU) 2017/2100 or Commission Regulation (EU) 2018/605 at levels of 0.1% or higher.
2.1 Classification of the substance or mixture
Classification (REGULATION (EC) No 1272/2008) Acute toxicity, Category 4 H302: Harmful if swallowed. Acute toxicity, Category 3 H311: Toxic in contact with skin. Eye irritation, Category 2 H319: Causes serious eye irritation.
