Note: Ingredients listed on restricted chemical lists
EC/CAS
203-893-7/111-66-0
Name of the chemical
1-octene
Concentration
>=90-<=100
General Information
Version
9.0
Revision date
2026-04-27
Product name
1-Octene
CAS No.
111-66-0
REACH No
A
Emergency telephone
800-424-9300, +1-703- 527-3887
Icons in SDS
Company Information
company name
Sigma-Aldrich Inc
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H225, H304, H400, H410
Hazard statements
Code
Statements
H225
Highly Flammable liquid and vapour
Section 2
SECTION 2: Hazards identification
Regulation (EC) No. 1272/2008 Classification of the substance or mixture
Signal word
Danger Danger
Hazard statements
H225 Highly flammable liquid and vapour. H304 May be fatal if swallowed and enters airways. H410 Very toxic to aquatic life with long lasting effects. or cracking. H304 May be fatal if swallowed and enters airways.
Supplemental label elements
EUH066 Repeated exposure may cause skin dryness EUH066 Repeated exposure may cause skin dryness or cracking.
Precautionary statements
P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. P233 Keep container tightly closed. P273 Avoid release to the environment. P280 Wear protective gloves/ protective clothing/ eye protection/ face protection. P301 + P310 IF SWALLOWED: Immediately call a POISON CENTER/ doctor. P331 Do NOT induce vomiting.
Response
P301 + P310 IF SWALLOWED: Immediately call a POISON CENTER/ doctor. P331 Do NOT induce vomiting. Reduced Labelling (<= 125 ml)
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) Flammable liquids, Category 2 H225: Highly flammable liquid and vapour. Aspiration hazard, Category 1 H304: May be fatal if swallowed and enters airways. Short-term (acute) aquatic hazard, H400: Very toxic to aquatic life. Category 1 Long-term (chronic) aquatic hazard, H410: Very toxic to aquatic life with long Category 1 lasting effects.
