267856
Molybdenum(VI) oxide
ACS reagent, ≥99.5%
Synonym(s):
Molybdenum trioxide
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About This Item
Linear Formula:
MoO3
CAS Number:
Molecular Weight:
143.94
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12352303
EC Number:
215-204-7
MDL number:
Assay:
≥99.5%
Grade:
ACS reagent
Form:
powder
grade
ACS reagent
Quality Level
assay
≥99.5%
form
powder
reaction suitability
reagent type: catalyst
core: molybdenum
impurities
≤0.01% insol. dil. NH4OH
mp
795 °C (lit.)
anion traces
AsO43-, PO43- and SiO2: ≤0.001%, chloride (Cl-): ≤0.002%, nitrate (NO3-): passes test, phosphate (PO43-): ≤5 ppm, sulfate (SO42-): ≤0.02%
cation traces
NH4+: ≤0.002%, heavy metals (as Pb): ≤0.005%
SMILES string
O=[Mo](=O)=O
InChI
1S/Mo.3O
InChI key
JKQOBWVOAYFWKG-UHFFFAOYSA-N
Application
Precursor to LAMOX fast ion conductors and superconductors.
Used in the solid state synthesis of a remarkable ternary, reduced molybdenum oxide, Pr4Mo9O18, whose structure contains previously unknown Mo7, Mo13 and Mo19 clusters. The new cluster product is a small band gap semiconductor.
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signalword
Warning
hcodes
Hazard Classifications
Carc. 2 - Eye Irrit. 2 - STOT SE 3
target_organs
Respiratory system
Storage Class
11 - Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
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Kinetics and mechanism of molybdenum (VI) oxide reduction.
Sloczynski J.
Journal of Solid State Chemistry, 118(1), 84-92 (1995)
Temperature-programed reduction of molybdenum (VI) oxide and molybdenum (IV) oxide.
Arnoldy P, et al.
The Journal of Physical Chemistry, 89(21), 4517-4526 (1985)
Eagleson M.
Concise Encyclopedia Chemistry, 509-509 (1994)
Global Trade Item Number
| SKU | GTIN |
|---|---|
| 267856-500G | 04061826134450 |
| 267856-100G | 04061826134443 |