General Information
Version
1.1
Revision date
2025-12-05
Product name
Bis(2-methoxyethyl)aminosulfur trifluoride
Substance name
Bis(2-methoxyethyl)aminosulfur trifluoride
Product Synonyms
BAST; Deoxo-Fluor (Deoxo-Fluor is a registered trademark of Air Products & Chemicals, Inc.)
CAS No.
202289-38-1
supplier name
SynQuest Laboratories, Inc
Icons in SDS
Company Information
company name
SynQuest Laboratories, Inc
e-mail address of the competent person responsible for the Safety Data Sheet
info@synquestlabs.com
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H261, H301, H301+H331, H314, H318, H331, H335
Hazard statements
Code
Statements
H261
In contact with water releases flammable gas
Section 2
SECTION 2: Hazards identification
Classification of the substance or mixture GHS US classification Substances and mixtures which, in contact with water, emit flammable H261 In contact with water releases flammable gas gases, Category 2 Acute toxicity (oral), Category 3 H301 Toxic if swallowed. Acute toxicity (inhalation), Category 3 H331 Toxic if inhaled. Skin corrosion/irritation, Category 1A H314 Causes severe skin burns and eye damage. Serious eye damage/eye irritation, Category 1 H318 Causes serious eye damage. Specific target organ toxicity – Single exposure, Category 3, H335 May cause respiratory irritation. Respiratory tract irritation Full text of H statements : see section 16
2.2 Label elements
GHS US labeling
Signal word
Danger
Hazard statements
H261 - In contact with water releases flammable gas H301+H331 - Toxic if swallowed or if inhaled H314 - Causes severe skin burns and eye damage H335 - May cause respiratory irritation
Precautionary statements
P223 - Do not allow contact with water. P231+P232 - Handle and store contents under inert gas. Protect from moisture. P260 - Do not breathe dusts or mists. P264 - Wash hands, forearms and face 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, and hearing protection. P301+P310 - If swallowed: Immediately call a poison center or doctor. P301+P330+P331 - If swallowed: rinse mouth. Do NOT induce vomiting. 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 - 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 or doctor/ physician P311 - Call a POISON CENTER or doctor/physician P321 - Specific treatment (see supplemental first aid instruction on this label). P330 - Rinse mouth. P363 - Take off immediately all contaminated clothing and wash it before reuse. P370+P378 - In case of fire: Use appropriate media to extinguish. P402+P404 - Store in a dry place. Store in a closed container. P403+P233 - Store in a well-ventilated place. Keep container tightly closed. P405 - Store locked up. P501 - Dispose of contents and/or container to hazardous or special waste collection point, in accordance with local, regional, national and/or international regulations. 2.3. Hazards associated with known or reasonably anticipated uses No additional information available
Other hazards which do not result in classification
Contact with water liberates toxic gas. Reacts violently with water. 2.5. Unknown acute toxicity No additional information available
2.1 Classification of the substance or mixture
GHS US classification Substances and mixtures which, in contact with water, emit flammable H261 In contact with water releases flammable gas. gases, Category 2 Acute toxicity (oral), Category 3 H301 Toxic if swallowed. Acute toxicity (inhalation), Category 3 H331 Toxic if inhaled. Skin corrosion/irritation, Category 1A H314 Causes severe skin burns and eye damage. Serious eye damage/eye irritation, Category 1 H318 Causes serious eye damage. Specific target organ toxicity – Single exposure, Category 3, H335 May cause respiratory irritation. Respiratory tract irritation Full text of H statements : see section 16