Niobium (V) Ethoxide


Product # 2751
Name Niobium (V) Ethoxide
Synonyms Niobium ethanolate, Niobium alcoholate, Pentaethoxyniobium, Niobium pentaethoxide
Formula Nb(OC2H5)5
Purity 99.99%
CAS Number 3236-82-6
Molecular Weight 318.22
Color & Form Yellow liquid
Boiling Point 142° C
Melting Point 5° C
Specific Gravity 1.268 gm/ml
Solubility Reacts with water


25 gm $145.00
100 gm $500.00
  • For other quantities or purities not listed, please request a quotation. We can offer many items in bulk or custom packaging.
  • All pricing is subject to confirmation at the time the order is placed.


Transportation Information UN2924, Flammable liquids, corrosvie, n.o.s., 3 (8), III (DOT)
Air Transportation Information UN2924, Flammable liquid, corrosvie, n.o.s., 3 (8), III (IATA)
Pictogram Pictogram: Fire  Pictogram: Corrosive 
Signal Word Danger
Hazardous Statements

H226  Flammable liquid and vapor.

H314  Causes severe skin burns and eye damage.

Precautionary Phrases

P210  Keep away from heat/sparks/open flames/hot surfaces. — No smoking.

P233  Keep container tightly closed.

P240  Ground/bond container and receiving equipment.

P241  Use explosion-proof electrical/ventilating/lighting/.../equipment.

P242  Use only non-sparking tools.

P243  Take precautionary measures against static discharge.

P280  Wear protective gloves/protective clothing/eye protection/face protection.

P301+P330+P331  IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.

P304+P340  IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.

P305+P351+P338  IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

P370+P378  In case of fire: Use ... for extinction.

Detailed Safety and Handling Information can be found on our Safety Data Sheet (SDS).

Featured Element: Gadolinium

Gadolinium is a brittle, silvery-white rare earth metal which is soft, ductile, and malleable.  Gadolinium was named for Finnish chemist Johan Gadolin.

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