Lawesson's Reagent CAS NO.19172-47-5

Lawesson's Reagent Basic information

Product Name:    Lawesson's Reagent
Synonyms:    4-Methoxyphenylthiophosphoric cyclic di(thioanhydride), LR, 2,4-Bis(4-methoxyphenyl)-2,4-dithioxo-1,3,2,4-dithiadiphosphetane, 2,4-Bis-(4-methoxyphenyl)-1,3-dithia-2,4-diphosphetane 2,4-disulfide;Lawesson's Reagent ,99%;1,3-Bis(4-methoxyphenyl)-2,4-dithia-1,3-diphospha(V)cyclobutane-1,3-dithione;2,4-Bis(4-methoxyphenyl)-1,3-dithia-2,4-diphospha(V)cyclobutane-2,4-dithione;2,4-Bis(4-methoxyphenyl)-1,3-dithia-2,4-diphosphacyclobutane-2,4-dithione;2,4-Bis(p-methoxyphenyl)-1,3,2,4-dithiadiphosphetane-2,4-dithione;2,4-Bisthiolato-2,4-bis(4-methoxyphenyl)-1,3-dithia-2,4-diphospha(V)cyclobutane-2,4-diylium;2,4-Di(4-methoxyphenyl) -1,3,2lambda~5~,4lambda~5~-dithiadiphosphetane-2, 4-dithione (Lawesson's Reagent)
CAS:    19172-47-5
MF:    C14H14O2P2S4
MW:    404.47
EINECS:    242-855-4
Product Categories:    
Mol File:    19172-47-5.mol

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.     water-free area
form     Powder
color     White to almost white
Water Solubility     Decomposition
Sensitive     Moisture Sensitive
Merck     14,5391
BRN     1024888
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
F     13-21
TSCA     Yes
HazardClass     4.3
PackingGroup     III
HS Code     29349990