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998-40-3 - Tri-n-butylphosphine, 95% - A12649 - Alfa Aesar

A12649 Tri-n-butylphosphine, 95%

Número CAS
Nombre Alternativo

Tamaño Precio ($) Cantidad Disponibilidad
25ml 15,60
100ml 37,00
500ml 154,00
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Tri-n-butylphosphine, 95%


Propiedades químicas

Peso molecular
Punto de fusión
Punto de ebullición
Punto de inflamabilidad
Índice de refracción
Air & Moisture Sensitive
Soluble in organic solvent such as heptane. Not miscible with water.


Tri-n-butylphosphine is used as a catalyst modifier in the cobalt-catalyzed hydroformylation of alkenes for industrial use. It is also used as a strong reducing agent and polymerization cross-linking catalyst. It is a used as an intermediate for phase transfer catalysts.


Air and moisture Sensitive. Store away from water/moisture and air. Store in cool dry place in tightly closed container.

Referencias documentales

K. Sonogashira; S. Takahashi; N. Hagihara. A New Extended Chain Polymer, Poly[trans-bis(tri-n-butylphosphine)platinum 1,4-butadiynediyl]. Macromolecules. 1977, 10(4), 879-880.

JA Maclaren; BJ Sweetman. The preparation of reduced and S-alkykated wool keratins using Tri-n-butylphosphine. Australian Journal of Chemistry. 1966, 19(12), 2355 - 2360.

A useful alternative to Triphenyl­phosphine, L02502 in many applications. Advantages include its greater reactivity and the water-solubility of the by-product phosphine oxide, simplifying its removal.

In combination with phenyl isocyanate and a Pd catalyst, converts cinnamyl alcohol directly to a phosphorane, which reacts with aldehydes to give conjugated dienes: Chem. Lett., 1449 (1988):

Can behave as a hypernucleophilic catalyst in acylation reactions, with similar results to 4-(Dimethyl­amino)­pyridine, A13016: J. Am. Chem. Soc., 115, 3358 (1993).

Effective catalyst for the Baylis-Hillman reaction with less tendency than the usual DABCO (1,4-Diazabicyclo[2.2.2]octane, A14003) to promote aldol type side reactions: J. Org. Chem., 62, 1521 (1997).

For example of its use in Mitsunobu-type reactions, see Diisopropyl­ azodicarboxyl­ate, L10386.

Indicaciones de peligro y de precaución del GHS

Indicaciones de peligro (UE): H250-H252-H314-H318-H302-H312-H411-H401

Catches fire spontaneously if exposed to air. Self-heating in large quantities; may catch fire. Causes severe skin burns and eye damage. Causes serious eye damage. Harmful if swallowed. Harmful in contact with skin. Toxic to aquatic life with long lasting effects. Toxic to aquatic life.

Indicaciones de precaución: P210-P222-P260-P273-P303+P361+P353-P305+P351+P338-P301+P330+P331-P405-P422a-P501a

Keep away from heat/sparks/open flames/hot surfaces. - No smoking. Do not allow contact with air. Do not breathe dust/fume/gas/mist/vapours/spray. Avoid release to the environment. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. Store locked up. Store contents under inert gas. Dispose of contents/container in accordance with local/regional/national/international regulations.

Otras referencias

Clase de peligro
Grupo de embalaje
Código de tarifa arancelaria unificado


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