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221856

Sigma-Aldrich

Phosphomolybdic acid hydrate

ACS reagent

Synonym(s):

Molybdophosphoric acid

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About This Item

Linear Formula:
H3[P(Mo3O10)4] · xH2O
CAS Number:
51429-74-4
Molecular Weight:
1825.25 (anhydrous basis)
EC Number:
234-713-5
MDL number:
MFCD00149913
UNSPSC Code:
12352300
PubChem Substance ID:
329752282
NACRES:
NA.21

grade

ACS reagent

Quality Level

200

form

crystals

reaction suitability

reagent type: oxidant

impurities

≤0.01% insolubles

density

1.62 g/mL at 25 °C (lit.)

anion traces

chloride (Cl-): ≤0.02%
sulfate (SO42-): ≤0.025%

cation traces

Ca: ≤0.02%
Fe: ≤0.005%
NH4+: ≤0.01%
heavy metals (as Pb): ≤0.005%

SMILES string

O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.O=[Mo](=O)=O.OP(O)(O)=O

InChI

1S/12Mo.H3O4P.H2O.36O/c;;;;;;;;;;;;1-5(2,3)4;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;/h;;;;;;;;;;;;(H3,1,2,3,4);1H2;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;

InChI key

PDDXOPNEMCREGN-UHFFFAOYSA-N

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Application

Employed in preparation of a hybrid organic-inorganic, electroactive material with potential application as a cation-insertion electrode in batteries.
Phosphomolybdic acid hydrate may be used in the synthesis of molybdenum disulfide (MoS2)-reduced graphene oxide (RGO) composites with potential application as electrodes for sodium ion battery. It may also be used as a catalyst precursor in the presence of hydrogen peroxide as oxidant for the dibenzothiophenes oxidation in diesel fuels.
A precursor to hybrid organic-inorganic based molecular batteries with applications as cation-insertion electrodes.

Pictograms

Flame over circleCorrosion
GHS03,GHS05

Signal Word

Danger

Hazard Statements

H272,H314

Hazard Classifications

Eye Dam. 1 - Ox. Sol. 3 - Skin Corr. 1B

Storage Class Code

5.1B - Oxidizing hazardous materials

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Oxidation reactivities of dibenzothiophenes in polyoxometalate/H 2 O 2 and formic acid/H 2 O 2 systems
Te M, et al
Applied Catalysis A: General, 219(1), 267-280 (2001)
Ultra-deep oxidative desulfurization of diesel fuel by the Mo/Al2O3-H2O2 system: The effect of system parameters on catalytic activity.
Garcia-Gutierrez JL, et al.
Applied Catalysis A: General, 334(1), 366-373 (2008)
MoS2-reduced graphene oxide composites via microwave assisted synthesis for sodium ion battery anode with improved capacity and cycling performance
Qin W, et al
Electrochimica Acta, 153 (2015)
Ion transport in some solid state proton conducting composites studied from volta cell emf and complex impedance spectroscopy.
Lakshmi N and Chandra S.
Bulletin of Materials Science, 25(3), 197-201 (2002)
Lira-Cantu, M. Gomez-Romero, P.
Chemistry of Materials, 10, 698-698 (1998)
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