General Information
Version
ALFAAA14530
Revision date
2025-03-24
Product name
Lawesson"s Reagent
Product Synonyms
2,4-Bis(4-methoxyphenyl)-1,3-dithia-2,4-diphosphetane-2,4-disulfide
CAS No.
19172-47-5
supplier name
Avocado Research Chemicals Ltd
Emergency telephone
001-201-796-7100, +32 14 57 52 99, 001-800-424-9300, 001-703-527-3887
Icons in SDS
Company Information
company name
Avocado Research Chemicals Ltd
e-mail address of the competent person responsible for the Safety Data Sheet
begel.sdsdesk@thermofisher.com
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H261
Hazard statements
Code
Statements
H261
In contact with water releases flammable gas
Section 2
SECTION 2: Hazards identification
Classification of the substance or mixture Substances/mixtures which, in contact with water, emit flammable gases Category 2 Label Elements
Signal word
Danger Hazard Statements H261 - In contact with water releases flammable gases
Prevention
P231 + P232 - Handle and store contents under inert gas. Protect from moisture P280 - Wear protective gloves/protective clothing/eye protection/face protection
Response
P302 + P335 + P334 - IF ON SKIN: Brush off loose particles from skin. Immerse in cool water P370 + P378 - In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish
Storage
P402 + P404 - Store in a dry place. Store in a closed container
Disposal
P501 - Dispose of contents/ container to an approved waste disposal plant
2.3 Other hazards
. . Stench. This product does not contain any known or suspected endocrine disruptors.
2.1 Classification of the substance or mixture
Category 2
