Note: Ingredients listed on restricted chemical lists
EC/CAS
110-82-7
Name of the chemical
Cyclohexane
Concentration
>=80-<=100
General Information
Version
7.6
Revision date
2026-05-25
Product name
n-Butyllithium 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, H260, H304, H314, H336, H410
Hazard statements
Code
Statements
H225
Highly Flammable liquid and vapour
Section 2
SECTION 2: Hazards identification
Aspiration hazard
Category 1 Short-term (acute) Category 1 aquatic hazard Long-term (chronic) Category 1 aquatic hazard
2.3 Other hazards
Reacts violently with water.
Signal word
Danger
Hazard statements
H225 Highly flammable liquid and vapour. H260 In contact with water releases flammable gases which may ignite spontaneously. H304 May be fatal if swallowed and enters airways. H314 Causes severe skin burns and eye damage. H336 May cause drowsiness or dizziness. H410 Very toxic to aquatic life with long lasting effects.
Supplemental label elements
Corrosive to the respiratory tract.
Prevention
P210 Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking. 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. P271 Use only outdoors or in a well-ventilated area. P273 Avoid release to the environment. P280 Wear protective gloves/ protective clothing/ eye protection/ face protection.
Response
P301 + P310 IF SWALLOWED: Immediately call a POISON CENTER/ doctor. P301 + P330 + P331 + P310 IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. Immediately call a 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. P331 Do NOT induce vomiting. P363 Wash contaminated clothing before reuse. P370 + P378 In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish. P391 Collect spillage.
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 Chemicals which, in : Category 1 contact with water, emit flammable gases Skin corrosion : Sub-category 1B Serious eye damage : Category 1 Specific target organ : Category 3 (Central nervous system) toxicity - single exposure Aspiration hazard : Category 1 Short-term (acute) : Category 1 aquatic hazard Long-term (chronic) : Category 1 aquatic hazard Other hazards Reacts violently with water.
