CAS No 1303-36-2 , arsenic(3+) Search by region : Germany

Name: arsenic(3+)
Synonyms: Arsenicselenideblackxtl;arsenic(3+);Arsenic(III) selenide;selenium(2-);
CAS Registry Number:1303-36-2
Transport: 1557
Flash Point: °C
Boiling Point: °Cat760mmHg
Density: 4.75
Water Solubility: insoluble in water and soluble in nitric acid
Safety Statements: Low toxicity by ingestion. When heated to decomposition it emits toxic vapors of As and Se.
Hazard Symbols: T: Toxic;N: Dangerous for the environment;
Flash Point: °C
EINECS: 215-119-5
Molecular Weight: 386.7232
InchiKey: TVLKZUNFHWPJPJ-UHFFFAOYSA-N
InChI: InChI=1S/2As.3Se/q2*+3;3*-2
Risk Statements: 23/25-50/53
Molecular Formula: As₂Se₃
Molecular Structure:

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References of arsenic(3+)

Title: Arsenic Triselenide
CAS Registry Number: 1303-36-2
Synonyms: Arsenious selenide; arsenous selenide
Molecular Formula: As2Se3
Molecular Weight: 386.72
Percent Composition: As 38.75%, Se 61.25%
Literature References: Prepd by melting arsenic and selenium in the correct proportions: Uelsmann, Ueber Selenverbindungen, G?ttingen (1860); Ann. 116, 122 (1860); by the action of an arsenic salt on a soln of hydrogen selenide: Moser, Atynsky, Monatsh. Chem. 45, 235 (1925).
Properties: Dark brown solid. d 4.75. mp 260°. Sol in nitric acid, alkali-lye, alkali sulfide solutions; insol in water.
Melting point: mp 260°
Density: d 4.75