General Information
Revision date
2025-08-14
Product name
Mesna
Product Synonyms
2-mercapto-ethanesulfonic acid, monosodium salt Coenzyme M HS-CoM 2-Mercaptoethanesulfonate UCB 3983
CAS No.
19767-45-4
1.2.1 Relevant identified uses
This product is for research use - Not for human or veterinary diagnostic or therapeutic use
Emergency telephone
+1 (734) 971-3335, 800-424-9300
Icons in SDS
Company Information
company name
Cayman Chemical Co
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H314, H318, H335
Hazard statements
Code
Statements
H314
Causes severe skin burns and eye damage
Section 2
SECTION 2: Hazards identification
NFPA Rating Classification of the substance or mixture d ~ GHS05 Corrosion Skin corrosion 1C H314 Causes severe skin burns and eye damage Eye damage 1 H318 Causes serious eye damage d ~ GHS07 Specific target organ toxicity (single exposure) 3 H335 May cause respiratory irritation Contd. from page 1)
2.2 Label elements
The substance is classified and labeled according to the Globally Harmonized System (GHS).
Hazard pictograms
d ~ d ~ GHS05 GHS07
Signal word
Danger
Hazard statements
H314 Causes severe skin burns and eye damage. H335 May cause respiratory irritation.
Precautionary statements
P260 Do not breathe dusts or mists. P264 Wash thoroughly after handling. P271 Use only outdoors or in a well-ventilated area. P280 Wear eye protection / face protection. P280 Wear protective gloves/protective clothing/eye protection/face protection. P301+P330+P331 If swallowed: Rinse mouth. Do NOT induce vomiting. P303+P361+P353 If on skin (or hair): Take off immediately all contaminated clothing. Rinse skin with water [or shower]. P304+P340 If inhaled: Remove person to fresh air and keep comfortable for breathing. P305+P351+P338 If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P310 Immediately call a poison center/doctor. P321 Specific treatment (see on this label). P363 Wash contaminated clothing before reuse. P403+P233 Store in a well-ventilated place. Keep container tightly closed. P405 Store locked up. P501 Dispose of contents/container in accordance with local/regional/national/international regulations. · Information pertaining to particular dangers for man and environment
Classification system
· NFPA ratings (scale 0 - 4) Health = 3 0 Fire = 0 3 0 Reactivity = 0 · HMIS-ratings (scale 0 - 4) HEALTH *3 Health = *3 FIRE 0 Fire = 0 REACTIVITY 0 Reactivity = 0
PBT Substances
Not applicable
vPvB Substances
Not applicable
2.3 Other hazards
There are no adverse physical or health effects known that are not covered by the hazard classes of the Hazard Communications Standard.
2.1 Classification of the substance or mixture
d ~ GHS05 Corrosion Skin corrosion 1C H314 Causes severe skin burns and eye damage. Eye damage 1 H318 Causes serious eye damage. d ~ GHS07 Specific target organ toxicity (single exposure) 3 H335 May cause respiratory irritation. (Contd. from page 1)