Tri-n-butylphosphine

Sigma-Aldrich Chemie GmbH

Revision date : 2026-04-23

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GHS02 GHS05 GHS07 GHS09
Health risk rating 3
Safety risk rating 4
Environmental risk rating 4

General Information

Version

7.6

Revision date

2026-04-23

Product name

Tri-n-butylphosphine

CAS No.

998-40-3

Emergency telephone

+49 (0)696 43508409

Icons in SDS

GHS02 GHS05 GHS07 GHS09 M004 M010 M011 M017

Company Information

company name

Sigma-Aldrich Chemie GmbH

e-mail address of the competent person responsible for the Safety Data Sheet

technischerservice@merckgroup.com

GHS Information

Signal word

Danger

Hazard Codes

Hazard statements (CLP)

H250, H302, H314, H318, H411

Hazard statements

Code

Statements

H250

Catches fire spontaneously if exposed to air

Section 2

SECTION 2: Hazards identification

Regulation (EC) No. 1272/2008 Classification of the substance or mixture

Signal word

Danger Danger

Hazard statements

H250 Catches fire spontaneously if exposed to air. H302 Harmful if swallowed. H314 Causes severe skin burns and eye damage. H411 Toxic to aquatic life with long lasting effects. H250 Catches fire spontaneously if exposed to air. H314 Causes severe skin burns and eye damage.

Precautionary statements

P231 + P232 Handle and store contents under inert gas. Protect from moisture. P273 Avoid release to the environment. P280 Wear protective gloves/ protective clothing/ eye protection/ face protection. P231 + P232 Handle and store contents under inert gas. Protect from moisture. P280 Wear protective gloves/ protective clothing/ eye protection/ face protection. P303 + P361 + P353 IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water. P305 + P351 + P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P370 + P378 In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish.

Response

P303 + P361 + P353 IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water. P305 + P351 + P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P370 + P378 In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish. 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) Pyrophoric liquids, Category 1 H250: Catches fire spontaneously if exposed to air. Acute toxicity, Category 4 H302: Harmful if swallowed. Skin corrosion, Sub-category 1A H314: Causes severe skin burns and eye damage. Serious eye damage, Category 1 H318: Causes serious eye damage. Long-term (chronic) aquatic hazard, H411: Toxic to aquatic life with long lasting Category 2 effects.

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