General Information
Version
6.6
Revision date
2025-04-28
Product name
2-(Methylsulfonyl)benzaldehyde
CAS No.
5395-89-1
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
Warning
Hazard Codes
Hazard statements (CLP)
H302
Hazard statements
Code
Statements
H302
Harmful if swallowed
Section 2
SECTION 2: Hazards identification
2.1 Classification of the substance or mixture
Emergency overview Solid. Characteristic. May cause allergy or asthma symptoms or breathing difficulties if inhaled. Harmful to aquatic life. Harmful to aquatic life with long lasting effects. May form explosible dust-air mixture if dispersed. Handling and/or processing of this material may generate a dust which can cause mechanical irritation of the eyes, skin, nose and throat. See Section 12 for environmental precautions. Classification of the : RESPIRATORY SENSITIZATION - Category 1 substance or mixture AQUATIC HAZARD (ACUTE) - Category 3 AQUATIC HAZARD (LONG-TERM) - Category 3 Percentage of the mixture consisting of ingredient(s) of unknown hazards to the aquatic environment: 74.2%
Signal word
Danger
Hazard statements
May cause allergy or asthma symptoms or breathing difficulties if inhaled. Harmful to aquatic life. Harmful to aquatic life with long lasting effects.
Prevention
Wear respiratory protection. Avoid release to the environment. Avoid breathing dust or mist.
Response
IF INHALED: Remove person to fresh air and keep comfortable for breathing. If experiencing respiratory symptoms: Call a POISON CENTER or doctor. Suitable extinguishing media : Use dry chemical powder.
Storage
Not applicable.
Disposal
Dispose of contents and container in accordance with all local, regional, national and international regulations.
Other physicochemical hazards
May form explosible dust-air mixture if dispersed.
Health hazards
May cause allergy or asthma symptoms or breathing difficulties if inhaled Symptoms related to the physical, chemical and toxicological characteristics Eye contact Adverse symptoms may include the following irritation redness Inhalation Adverse symptoms may include the following respiratory tract irritation coughing wheezing and breathing difficulties asthma Skin contact No specific data Ingestion No specific data Delayed and immediate effects and also chronic effects from short and long term exposure Short term exposure Potential immediate effects : Not available. Potential delayed effects : Not available. Long term exposure Potential immediate effects : Not available. Potential delayed effects : Not available.
Environmental hazards
Harmful to aquatic life. Harmful to aquatic life with long lasting effects
Other hazards which do not result in classification
May form explosible dust-air mixture if dispersed.
