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386553

Sigma-Aldrich

Trioctylaluminum solution

25 wt. % in hexanes

Synonym(s):

Tri-n-octylaluminium, Tri-n-octylaluminum, Trioctylalane

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About This Item

Linear Formula:
[CH3(CH2)7]3Al
CAS Number:
1070-00-4
Molecular Weight:
366.64
MDL number:
MFCD00040497
UNSPSC Code:
12352103
PubChem Substance ID:
24864100
NACRES:
NA.22

concentration

25 wt. % in hexanes

density

0.701 g/mL at 25 °C

SMILES string

CCCCCCCC[Al](CCCCCCCC)CCCCCCCC

InChI

1S/3C8H17.Al/c3*1-3-5-7-8-6-4-2;/h3*1,3-8H2,2H3;

InChI key

LFXVBWRMVZPLFK-UHFFFAOYSA-N

Related Categories

General description

Trioctylaluminum solution is an organoaluminum compound that is commonly used as a reagent in organic synthesis for a variety of reactions, including alkylations, reduction, and metalation reactions. It is also often used as a cocatalyst in olefin polymerization reactions.

Application

Trioctylaluminum solution (25 wt. % in hexane) can be used as a reagent in the synthesis of amphiphilic block copolymers via sequential anionic polymerization reaction.

Signal Word

Danger

Hazard Classifications

Aquatic Chronic 2 - Asp. Tox. 1 - Eye Dam. 1 - Flam. Liq. 2 - Repr. 2 - Skin Corr. 1B - STOT RE 1 Inhalation - STOT SE 3 - Water-react 1

Target Organs

Central nervous system, Nervous system

Storage Class Code

4.3 - Hazardous materials which set free flammable gases upon contact with water

WGK

WGK 3

Flash Point(F)

-5.8 °F - closed cup

Flash Point(C)

-21 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

PRTR

Class I Designated Chemical Substances

FSL

Group 3: Spontaneously combustible substances and water- reactive materials
Materials containing Alkyl aluminum
Hazardous rank I

ISHL Indicated Name

Substances Subject to be Indicated Names

ISHL Notified Names

Substances Subject to be Notified Names

JAN Code

386553-100ML:4548173142289
386553-BULK:
386553-VAR:
386553-500ML:4548173142296

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Certificates of Analysis (COA)

Lot/Batch Number
SHBN7513
SHBN7514
SHBK8211
SHBK1148
SHBJ4189

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Christoph O Hollfelder et al.
Molecules (Basel, Switzerland), 24(20) (2019-10-18)
As previously shown for lutetium and yttrium, 1,2,3,4,5-pentamethylcyclopentadienyl (C5Me5 = Cp*)-bearing rare-earth metal dimethyl half-sandwich complexes [Cp*LnMe2]3 are now also accessible for holmium, dysprosium, and terbium via tetramethylaluminato cleavage of [Cp*Ln(AlMe4)2] with diethyl ether (Ho, Dy) and tert-butyl methyl ether
Polymer Bull., 15, 127-127 (1986)
Dane Christie et al.
ACS central science, 4(4), 504-511 (2018-05-04)
Nanoscale compositional heterogeneity in block copolymers can impart synergistic property combinations, such as stiffness and toughness. However, until now, there has been no experimental method to locally probe the dynamics at a specific location within these structured materials. Here, this

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