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A1010

Arsenic(III) oxide

ReagentPlus®, ≥99.0%

Synonym(s):

Arsenic trioxide, Arsenous acid

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About This Item

Empirical Formula (Hill Notation):
As2O3
CAS Number:
1327-53-3
Molecular Weight:
197.84
NACRES:
NA.55
PubChem Substance ID:
329770647
UNSPSC Code:
12171602
EC Number:
215-481-4
MDL number:
MFCD00003433
Assay:
≥99.0%
Form:
powder
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vapor pressure

0 hPa ( 66 °C)

Quality Segment

200

product line

ReagentPlus®

assay

≥99.0%

form

powder

storage temp.

room temp

SMILES string

O=[As]O[As]=O

InChI

1S/As2O3/c3-1-5-2-4

InChI key

IKWTVSLWAPBBKU-UHFFFAOYSA-N

General description

Arsenic(III) oxide, also known as arsenic trioxide, is an amphoteric oxide that serves as a raw material for the synthesis of several arsenic-based compounds. It is utilized to decolorize glasses and enamels. Its efficacy in treating in acute promyelocytic leukaemia (APL) has been investigated.

Application

Arsenic(III) oxide was used in a study detailing the effect of arsenic trioxide in combination with γ-irradiation to elucidate the hemoglobin (Hb).

Biochem/physiol Actions

Very potent agent against acute promyelocytic leukemia (APL). Causes skin, lung and bladder cancer.

Legal Information

ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany

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Danger

Hazard Classifications

Acute Tox. 2 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1A - Eye Dam. 1 - Skin Corr. 1B - STOT RE 1

target_organs

Respiratory system,Cardio-vascular system,Gastrointestinal tract

Storage Class

6.1A - Combustible acute toxic Cat. 1 and 2 / very toxic hazardous materials

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

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