Ammonium Octamolybdate

Basic Information

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CAS Number

12411-64-2

Molecular Formula

H16Mo8N4O32------------

Molecular Weight

1351.81 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Amines

Water Treatment Chemicals Coagulants and Flocculants Inorganic Coagulants

Basic Physical Properties

Melting Point

>360°C

Boiling Point

°Cat760mmHg

SMILES

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[O-][Mo](=O)(=O)[O-].[O-][Mo](=O)(=O)[O-].[O-][Mo](=O)(=O)[O-].[O-][Mo](=O)(=O)[O-].[O-][Mo](=O)(=O)[O-].[O-][Mo](=O)(=O)[O-].[O-][Mo](=O)(=O)[O-].[O-][Mo](=O)(=O)[O-].[NH4+].[NH4+].[NH4+].[NH4+]

InChI

InChI=1S/8Mo.4H3N.22H2O.4O/h;;;;;;;;4*1H3;22*1H2;;;;/q;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;4*-1/p+4

InChIKey

ZAGWLBYIHIWNCO-UHFFFAOYSA-R

LogP

-1.28160

Complexity

62.2

Safety Information

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Hazard Statement

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

H335 May cause respiratory irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation

Synonyms & References

English

Ammoniummolybdat
Molybdate (Mo8O264-), ammonium (1:4)
Ammonium octamolybdate
Molybdate (Mo8O264-), tetraammonium
Tetraammonium hexamolybdate
ammonium dioxido(dioxo)molybdenum (2:1)
Ammoinum Octa molybdate
molybdate,tetraammonium
tetraammonium diketo(dioxido)molybdenum
Tetraammonium molybdate(Mo8O264-)
Tetraammonium octamolybdate
Tetraammonium salt
tetraazanium bis(oxidanidyl)-dioxo-molybdenum
tetraazanium dioxido(dioxo)molybdenum
Ammoniummolybdate(VI) ((NH4)4Mo8O26) (7CI)
Molybdate (Mo8O264-), tetraammonium (9CI)
Molybdic acid (H4Mo8O26), tetraammonium salt (8CI)
AOM
Ammoniumoctamolybdenate
Climax A 20171
Climax AOM
Climax AOM-A 2017
Climax AOM-A20171
Climax AOM-WA 011GA
Climax WA 011GA
HC Starck 02F001
HC Starck AOM
Kemgard STA
LS 030
Tetraammonium b-octamolybdate
ZT 03AOM

MDL Number

MFCD01940704

Customs Code

2841709000

FAQ

What are the physical and chemical properties of Ammonium Octamolybdate (CAS: 12411-64-2)?

Ammonium Octamolybdate (CAS: 12411-64-2) is a crystalline compound with a high molecular weight and is highly soluble in water. It exhibits strong reactivity with acids and is commonly used in qualitative analysis. The compound is known for its stability in aqueous solutions and its ability to form stable complexes with metal ions.

How is Ammonium Octamolybdate (CAS: 12411-64-2) typically synthesized?

Ammonium Octamolybdate (CAS: 12411-64-2) is typically synthesized by reacting molybdenum trioxide with ammonium hydroxide. The reaction is carried out at room temperature, and the product is usually isolated by filtration and drying. The process yields a high-quality product with good selectivity and high yield.

What industries use Ammonium Octamolybdate (CAS: 12411-64-2)?

Ammonium Octamolybdate (CAS: 12411-64-2) is widely used in various industries including analytical chemistry, catalysis, and environmental monitoring. It is particularly important in the development of colorimetric reagents for the detection of phosphates and other applications in water analysis and waste water treatment.

What precautions should be taken when handling Ammonium Octamolybdate (CAS: 12411-64-2)?

When handling Ammonium Octamolybdate (CAS: 12411-64-2), it is crucial to wear appropriate personal protective equipment (PPE), including gloves and safety goggles. The compound should be handled in a well-ventilated area or a fume hood. In case of a spill, it should be immediately cleaned up with appropriate absorbent materials, and the area should be thoroughly rinsed with water. For detailed safety information, refer to the Material Safety Data Sheet (MSDS).