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LAWESSON'S REAGENT For Synthesis
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, 4-Methoxyphenylthiophosphoric cyclic di(thioanhydride), LR
MSDS
DE
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COAs
Packings
25 g
(00025)
100 g
(00100)
Print friendly version
Article No.
4351H
Grade
For Synthesis
Purity
98%
CAS No.
19172-47-5
Molecular Formula
C
1
4
H
1
4
O
2
P
2
S
4
Molecular Weight
404.45
H.S. Code
2931.5900
Shelf Life
60 Months
Physical Properties
Physical state at 20 °C
Solid
Colour
Light Yellow to Brown
Melting point/ Freezing point [°C]
228 - 230
Specifications
Appearance
Slightly yellow to Beige powder
Assay (acidimetric)
Min 98.0%
Identity (IR)
Passes test
Safety Information and Hazard Symbols
Symbol: GHS02
Signal Word: Danger
UN No.: 3134
IMCO Class No.: 4.3 (6.1)
Packing Group: II
Hazardous Statement: H261
Precaution Statement: P231 + P232-P422
Risk Statement: 15/29
Safety Statement: 7/8-43
Revision Date:
26-May-2016
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LAWESSON'S REAGENT