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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)
Lira-Cantu, M. Gomez-Romero, P.
Chemistry of Materials, 10, 698-698 (1998)
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)
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