General Information
Version
3
Revision date
2023-03-10
Product name
Lawesson""s Reagent
Product Synonyms
2,4-Bis(4-methoxyphenyl)-1,3-dithia-2,4-diphosphetane-2,4-disulfide C14 H14 O2 P2 S4 404.45
CAS No.
19172-47-5
Emergency telephone
+64 9 980 6780
Icons in SDS
Company Information
company name
Thermo Fisher Scientific New Zealand Ltd
e-mail address of the competent person responsible for the Safety Data Sheet
ANZinfo@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
Classified as hazardous in accordance with the criteria of EPA New Zealand Classification under Work Safe New Zealand Classified as hazardous in accordance with the criteria of EPA New Zealand HSNO Approval Number HSR002522 GHS Classification
Physical hazards
Substances/mixtures which, in contact with water, emit flammable gases Category 2 Category 3
Health hazards
Based on available data, the classification criteria are not met
Environmental hazards
Based on available data, the classification criteria are not met
Signal word
Danger
Hazard statements
H261 - In contact with water releases flammable gases
Prevention
P223 - Do not allow contact with water 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
Other hazards which do not result in classification
Stench Contact with water liberates toxic gas
2.1 Classification of the substance or mixture
Physical hazards Substances/mixtures which, in contact with water, emit flammable gases Category 2 Category 3 Health hazards Based on available data, the classification criteria are not met Environmental hazards Based on available data, the classification criteria are not met
