Arsenic pentasulfide

Arsenic pentasulfide
Names
IUPAC name
Arsenic pentasulfide
Other names
Arsenic(V) sulfide
Diarsenic pentasulfide
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.154.195
EC Number
  • 625-728-1
UNII
UN number 1557
  • InChI=1S/As2S5/c3-1(4)7-2(5)6 Y
    Key: AYRZLUSHOXJGKY-UHFFFAOYSA-N Y
  • InChI=1S/As4S10/c5-1-9-2(6)12-3(7,10-1)14-4(8,11-1)13-2
    Key: CHQYGMAMCBQSIU-UHFFFAOYSA-N
  • S=[As](=S)S[As](=S)=S
  • S=[As]12S[As]3(=S)S[As](=S)(S1)S[As](=S)(S2)S3
Properties
As2S5
Molar mass 310.14 g·mol−1
Appearance Vivid, dark orange, opaque crystals
Melting point 300 °C (572 °F; 573 K)(minimum)
Boiling point 500 °C (932 °F; 773 K)(decomposes)
0.014 g dm−3 (at 0 °C)
Hazards
GHS labelling:
Danger
H301, H331, H410
P261, P264, P270, P271, P273, P301+P310, P304+P340, P311, P321, P330, P391, P403+P233, P405, P501
Related compounds
Related compounds
 Arsenic pentoxide

Arsenic trisulfide
Phosphorus pentasulfide

Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
N verify (what is YN ?)
Infobox references

Arsenic pentasulfide is an inorganic compound containing arsenic and sulfur.

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