Note: Ingredients listed on restricted chemical lists
EC/CAS
109-99-9
Name of the chemical
Tetrahydrofuran (618/2012)
Concentration
>=80-<=100
General Information
Version
7.1
Revision date
2026-04-16
Product name
Triethylborane solution
1.2.1 Relevant identified uses
Laboratory chemicals, Synthesis of substances
1.2.2. Uses advised against
The product is being supplied under the TSCA R&D Exemption
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, H250, H261, H302, H314, H336, H351
Hazard statements
Code
Statements
H225
Highly Flammable liquid and vapour
Section 2
SECTION 2: Hazards identification
Other hazards
May form explosive peroxides
Signal word
Danger
Hazard statements
H225 Highly flammable liquid and vapour. H250 Catches fire spontaneously if exposed to air. H261 In contact with water releases flammable gases. H302 Harmful if swallowed. H314 Causes severe skin burns and eye damage. H336 May cause drowsiness or dizziness. H351 Suspected of causing cancer.
Supplemental label elements
Corrosive to the respiratory tract.
Prevention
P201 Obtain special instructions before use. P202 Do not handle until all safety precautions have been read and understood. P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. P222 Do not allow contact with air. P223 Do not allow contact with water. P231 + P232 Handle and store contents under inert gas. Protect from moisture. P233 Keep container tightly closed. P240 Ground and bond container and receiving equipment. P241 Use explosion-proof electrical/ ventilating/ lighting P242 Use non-sparking tools. P243 Take action to prevent static discharges. P261 Avoid breathing mist or vapours. P264 Wash skin thoroughly after handling. P270 Do not eat, drink or smoke when using this product. P271 Use only outdoors or in a well-ventilated area. P280 Wear protective gloves/ protective clothing/ eye protection/ face protection.
Response
P301 + P330 + P331 + P310 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. Immediately call a POISON CENTER/ doctor. P302 + P335 + P334 IF ON SKIN: Brush off loose particles from skin. Immerse in cool water. P303 + P361 + P353 IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/ shower. P304 + P340 + P310 IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immediately call a POISON CENTER/ doctor. P305 + P351 + P338 + P310 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a POISON CENTER/ doctor. P308 + P313 IF exposed or concerned: Get medical advice/ attention. P363 Wash contaminated clothing before reuse. P370 + P378 In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish.
Storage
P402 + P404 Store in a dry place. Store in a closed container. P403 + P233 Store in a well-ventilated place. Keep container tightly closed. P403 + P235 Store in a well-ventilated place. Keep cool. P405 Store locked up.
Disposal
P501 Dispose of contents/ container to an approved waste disposal plant.
2.1 Classification of the substance or mixture
(29 CFR 1910.1200) Hazards for the product as supplied Flammable liquids : Category 2 Pyrophoric liquids : Category 1 Chemicals which, in : Category 2 contact with water, emit flammable gases Acute toxicity (Oral) : Category 4 Skin corrosion : Sub-category 1A Serious eye damage : Category 1 Carcinogenicity : Category 2 Specific target organ : Category 3 (Central nervous system) toxicity - single exposure Other hazards May form explosive peroxides.
