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Merck
CN

448060

Sigma-Aldrich

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
EC Number:
215-117-4
MDL number:
MFCD00003435
UNSPSC Code:
12352300
PubChem Substance ID:
24868380

Key Documents

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Assay

≥99.99%

mp

300 °C (lit.)

density

3.43 g/mL at 25 °C (lit.)

SMILES string

S=[As]S[As]=S

InChI

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

InChI key

KNFJTZYMLKHMCM-UHFFFAOYSA-N

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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

Signal Word

Danger

Hazard Statements

H301 + H311 + H331,H410

Hazard Classifications

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

Storage Class Code

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

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number
00603KN

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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
Sunita Rani et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 93, 135-139 (2012-04-07)
The present work focuses on the nonlinear optical behavior of chalcogenide As(2)S(3) film as well as on bulk material. The thin film of As(2)S(3) grown by thermal evaporation and bulk glass developed by melt-quenched technique has been characterized using nanosecond
Dong-Hun Kim et al.
Journal of bacteriology, 193(18), 5039-5040 (2011-08-27)
The dissimilatory metal reducing bacterium Shewanella sp. strain HN-41 was first reported to produce novel photoactive As-S nanotubes via reduction of As(V) and S(2)O(3)(2-) under anaerobic conditions. Here we report the draft genome sequence and annotation of strain HN-41.
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
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.
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