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Lawesson's Reagent Structure

Lawesson's Reagent

Chemical Properties

Melting point 228-230 °C(lit.)
Boiling point 525.8±60.0 °C(Predicted)
Density  1.48±0.1 g/cm3(Predicted)
storage temp.  Inert atmosphere,2-8°C
solubility  Chloroform (Slightly)
form  Powder
color  White to almost white
Water Solubility  Decomposition
Sensitive  Moisture Sensitive
Merck  14,5391
BRN  1024888
InChI InChI=1S/C14H14O2P2S4/c1-15-11-3-7-13(8-4-11)17(19)21-18(20,22-17)14-9-5-12(16-2)6-10-14/h3-10H,1-2H3
InChIKey CFHGBZLNZZVTAY-UHFFFAOYSA-N
SMILES S1P(=S)(C2=CC=C(OC)C=C2)SP1(=S)C1=CC=C(OC)C=C1
CAS DataBase Reference 19172-47-5(CAS DataBase Reference)
EPA Substance Registry System 1,3,2,4-Dithiadiphosphetane, 2,4-bis(4-methoxyphenyl)-, 2,4-disulfide (19172-47-5)

Safety Information

Hazard Codes  Xn-F,Xi,Xn,F
Risk Statements  20/21/22-15/29-37
Safety Statements  8-43-36/37-22-38-7/8
RIDADR  3278
WGK Germany  3
13-21
TSCA  Yes
HazardClass  4.3
PackingGroup  III
HS Code  29349990

MSDS

Usage And Synthesis

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