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Merck
CN

448060

Arsenic(III) sulfide

≥99.99%

Synonym(s):

Arsenic sesquisulfide, Arsenic sulfide, Arsenic trisulfide, Arsenic trisulfide (As2 S3 ), Arsenious sulfide, Diarsenic trisulfide

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About This Item

Linear Formula:
As2S3
CAS Number:
1303-33-9
Molecular Weight:
246.04
UNSPSC Code:
12352300
PubChem Substance ID:
24868380
EC Number:
215-117-4
MDL number:
MFCD00003435

Key Documents

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InChI key

KNFJTZYMLKHMCM-UHFFFAOYSA-N

InChI

1S/As2S3/c3-1-5-2-4

SMILES string

S=[As]S[As]=S

assay

≥99.99%

mp

300 °C (lit.)

density

3.43 g/mL at 25 °C (lit.)

General description

Arsenic trisulfide is a strong reducing agent. It can be dissolved in strong acids and bases.3 It has antitumor and anticancer properties.

Application

Arsenic sulfide may be used in the semiconductor industry

pictograms

Skull and crossbonesEnvironment
GHS06,GHS09

signalword

Danger

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Aquatic Acute 1 - Aquatic Chronic 1

Storage Class

6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number
00603KN

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M D Pelusi et al.
Optics express, 18(25), 26686-26694 (2010-12-18)
We report the first demonstration of optical phase conjugation (OPC) transmission of phase encoded and wavelength-division multiplexed (WDM) signals by the Kerr effect in a planar structured waveguide. The phase conjugated electric field of the signal is produced by four
Xi Wu et al.
Huan jing ke xue= Huanjing kexue, 33(1), 273-279 (2012-03-29)
The soil of 0-100 cm depth was collected from the wastewater-irrigated farmland in Zhangshi, Shenyang and was amended with low concentration of arsenic. Microbial-mediated speciation transformation and environmental behavior of arsenic were investigated with and without addition of sulfate. The
R J Weiblen et al.
Optics express, 18(25), 26666-26674 (2010-12-18)
We computationally investigate supercontinuum generation in an As(2)S(3) solid core photonic crystal fiber (PCF) with a hexagonal cladding of air holes. We study the effect of varying the system (fiber and input pulse) parameters on the output bandwidth. We find
M El-Amraoui et al.
Optics express, 18(25), 26655-26665 (2010-12-18)
The aim of this paper is to present an overview of the recent achievements of our group in the fabrication and optical characterizations of As(2)S(3) microstructured optical fibers (MOFs). Firstly, we study the synthesis of high purity arsenic sulfide glasses.
S Focardi et al.
Letters in applied microbiology, 51(5), 578-585 (2010-09-24)
To isolate and characterize an anaerobic bacterial strain from the deeper polluted lagoon sediment able to use as electron acceptors [As(V)] and sulfate (SO4(2-)), using lactate as an electron donor. Methods for isolation from polluted lagoon sediments included anaerobic enrichment
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