General Information
Version
7.4
Revision date
2025-11-03
Product name
4-Octyne
CAS No.
1942-45-6
REACH No
A
Emergency telephone
+(47)-22591300, +(47)-21930678
Icons in SDS
Company Information
company name
Merck Life Science AS
e-mail address of the competent person responsible for the Safety Data Sheet
TechnicalService@merckgroup.com
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H226, H304, H319, H335
Hazard statements
Code
Statements
H226
Flammable liquid and vapour
Section 2
SECTION 2: Hazards identification
2.1 Classification of the substance or mixture
Flammable liquids, (Category 3) H226: Flammable liquid and vapour. Eye irritation, (Category 2) H319: Causes serious eye irritation. Specific target organ toxicity - H335: May cause respiratory irritation. single exposure, (Category 3), Respiratory system Aspiration hazard, (Category 1) H304: May be fatal if swallowed and enters airways.
Aspiration hazard
(Category 1) H304 May be fatal if swallowed and enters airways.
Signal word
Danger Danger
Hazard statements
H226 Flammable liquid and vapour. H304 May be fatal if swallowed and enters airways. H319 Causes serious eye irritation. H335 May cause respiratory irritation. H304 May be fatal if swallowed and enters airways.
Precautionary statements
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. P301 + P310 IF SWALLOWED: Immediately call a POISON CENTER/ doctor. P305 + P351 + P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P331 Do NOT induce vomiting. P301 + P310 IF SWALLOWED: Immediately call a POISON CENTER/ doctor. P331 Do NOT induce vomiting.
Supplemental label elements
none Reduced Labelling (<= 125 ml) none
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.
