Note: Ingredients listed on restricted chemical lists
EC/CAS
203-726-8/109-99-9
Name of the chemical
Tetrahydrofuran (618/2012)
Concentration
>=70-<90
EC/CAS
210-484-7/616-47-7
Name of the chemical
1-methylimidazole
Concentration
>=10-<20
General Information
Revision date
2021-01-25
Product name
Capping Reagent B, 1-Methylimidazol
1.2.1 Relevant identified uses
Peptide synthesis 1.4
Icons in SDS
Company Information
company name
Sigma-Aldrich Pte Ltd
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H225, H302, H302+H312, H312, H314, H318, H335, H336, H351
Hazard statements
Code
Statements
H225
Highly Flammable liquid and vapour
Section 2
2.1 Classification of the substance or mixture
Flammable liquids (Category 2), H225 Acute toxicity, Oral (Category 4), H302 Acute toxicity, Dermal (Category 4), H312 Skin corrosion/irritation (Category 1), H314 Serious eye damage/eye irritation (Category 1), H318 Carcinogenicity (Category 2), H351 Specific target organ toxicity - single exposure (Category 3), Respiratory system, Central nervous system, H335, H336 For the full text of the H-Statements mentioned in this Section, see Section 16.
Signal word
Danger none
Hazard statements
H225 Highly flammable liquid and vapor. H302 + H312 Harmful if swallowed or in contact with skin. H314 Causes severe skin burns and eye damage. H335 May cause respiratory irritation. H336 May cause drowsiness or dizziness. H351 Suspected of causing cancer. none
Prevention
P201 Obtain special instructions before use. P210 Keep away from heat/ sparks/ open flames/ hot surfaces. No smoking. P233 Keep container tightly closed. P261 Avoid breathing dust/ fume/ gas/ mist/ vapors/ spray. P264 Wash skin thoroughly after handling. P280 Wear protective gloves/ protective clothing/ eye protection/ face protection.
Response
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 + IF IN EYES: Rinse cautiously with water for several minutes. P310 Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a POISON CENTER/ doctor. P370 + P378 In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish. Reduced Labeling (<= 125 ml)
Precautionary statements
none Refer to the Safety Data Sheet before use.
2.3 Other hazards
May form explosive peroxides.
