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Praseodymium(III,IV) oxide_Molecular_structure_CAS_12037-29-5)
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Praseodymium(III,IV) oxide

Catalog No. 634263 Name Sigma Aldrich
CAS Number 12037-29-5 Website http://www.sigmaaldrich.com
M. F. O11Pr6 Telephone 1-800-521-8956
M. W. 1021.4393 Fax
Purity 99% trace metals basis Email
Storage Chembase ID: 135740


IUPAC name
tetrakis(dioxopraseodymium); oxo[(oxopraseodymio)oxy]praseodymium
IUPAC Traditional name
tetrakis(dioxopraseodymium); oxo[(oxopraseodymio)oxy]praseodymium


EC Number 234-857-9
PubChem SID 24882616
CAS Number 12037-29-5
MDL Number MFCD00011178


German water hazard class 1
GHS Pictograms GHS07
GHS Signal Word Warning
GHS Hazard statements H315-H319-H335
European Hazard Symbols Irritant Irritant (Xi)
MSDS Link Download
Personal Protective Equipment dust mask type N95 (US), Eyeshields, Gloves
GHS Precautionary statements P261-P305 + P351 + P338
Risk Statements 36/37/38
RTECS TU1480000
Safety Statements 26-37/39
Linear Formula Pr6O11
Particle Size <200 nm (BET)
Particle Size <50 nm (XRD)
Purity 99% trace metals basis
Apperance nanopowder
Density 6.5 g/mL at 25 °C(lit.)


Description (English)
Features and Benefits
Used in the solid state synthesis of a remarkable ternary, reduced molybdenum oxide, Pr4Mo9O18, whose structure contains previously unknown Mo7, Mo13and Mo19 clusters. The new cluster product is a small band gap semiconductor.1
Description (简体中文)
Features and Benefits
用于新型三元还原钼氧化物 Pr4Mo9O18 的固态合成,其结构含有过去未知的 Mo7、Mo13 和 Mo19 团簇。新的团簇产物是一种小带隙半导体。1