[(disulfanylidene-λ5-arsanyl)sulfanyl]-λ5-arsanedithione

• ChemBase ID: 125936
• Molecular Formular: As2S5
• Molecular Mass: 310.1682
• Monoisotopic Mass: 309.703547
• SMILES: S=[As](=S)S[As](=S)=S
• Canonical SMILES: S=[As](=S)S[As](=S)=S
• InChI: InChI=1S/As2S5/c3-1(4)7-2(5)6
• InChIKey: AYRZLUSHOXJGKY-UHFFFAOYSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: [(disulfanylidene-λ^5-arsanyl)sulfanyl]-λ^5-arsanedithione
• IUPAC Traditional name: [(disulfanylidene-λ^5-arsanyl)sulfanyl]-λ^5-arsanedithione; arsenic pentasulfide
• Synonyms: Arsenic(V) sulfide; Diarsenic pentasulfide; Arsenic pentasulfide; Arsenic pentasulfide; Arsenic(V) sulfide; 五硫化二砷

Database IDs

• CAS Number: 1303-34-0
• MDL Number: MFCD00049840
• PubChem SID: 24874060; 162220279
• PubChem CID: 3371533
• Chemspider ID: 2617071
• Wikipedia Title: Arsenic_pentasulfide

CALCULATED PROPERTIES

• H Acceptors: 0
• H Donor: 0
• LogD (pH = 5.5): 3.6457
• LogD (pH = 7.4): 3.6457
• Log P: 3.6457
• Molar Refractivity: 43.491 cm^3
• Polarizability: 25.836826 Å^3
• Polar Surface Area: 0.0 Å^2
• Rotatable Bonds: 2
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Solubility: 0.014 g dm^-3 (at 0 °C) in water
• Apperance: Vivid, dark orange, opaque crystals
• Melting Point: >300 °C(lit.); 300°C (minimum)
• Boiling Point: 500°C (decomposes)

Safety Information

• European Hazard Symbols: Nature polluting (N); Toxic (T)
• UN Number: 1557
• German water hazard class: 3
• Hazard Class: 6.1
• Packing Group: 2
• Risk Statements: 23/25-50/53; R23/25, R50/53
• Safety Statements: 20/21-28-45-60-61; S20/21, S28, S45, S60, S61
• GHS Pictograms: GHS06; GHS09
• GHS Signal Word: Danger
• GHS Hazard statements: H301-H331-H410
• GHS Precautionary statements: P261-P273-P301 + P310-P311-P501
• RID/ADR: UN 1557 6.1/PG 2

Product Information

• Purity: 99.99%
• Linear Formula: As2S5

DETAILS

Sigma Aldrich - 519103

Application

• Used for preparation of glasses with small gold additions posessing photoluminescent and conductive properties1
• Reactant for preparation of silver thioarsenate complex ethylenediammonium salt2