三己基铝

Description

trihexylaluminium · CAS 1116-73-0 · C18H39Al. UNII 09QU44174D. Boiling Point: 105 °C @ 0.001 mm Hg; Melting Point: -87 °C; Density: 0.8374 g/mL @ 35 °C.

Identification

CAS Registry Number	1116-73-0
PubChem CID	16682951
Molecular formula	C18H39Al
IUPAC name	trihexylalumane
UNII (FDA)	09QU44174D

Computed Descriptors

Molecular Weight	282.5
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	0
Rotatable Bond Count	15
Exact Mass	282.2867147
Monoisotopic Mass	282.2867147
Topological Polar Surface Area	0
Heavy Atom Count	19
Formal Charge	0
Complexity	127

Physical & Chemical Properties

Boiling Point	105 °C @ 0.001 mm Hg
Melting Point	-87 °C
Density	0.8374 g/mL @ 35 °C

Physical description & handling notes

• CBI; Liquid
• Colorless liquid; [HSDB] Hydrocarbon solvent solution: Colorless liquid; [MSDSonline]
• Colorless liquid
• Low melting solids or colorless, volatile liquids. /Alkylaluminum halides/
• Less sensitive than trialkylaminums to oxidation upon exposure to air. /Alkylaluminum halides/
• 12.6 mPa-s (millipascals second) at 30 °C

GHS Hazard Classification

Reported hazard statements	H250 (100%), H260 (100%), H314 (100%), H318 (84.4%)

Documented Uses

• Used as catalyst for polyolefin plastics and synthetic rubbers and for organic synthesis; [HSDB] Organic aluminum compounds are some of the most important, highest volume, highest value organometallic compounds in production. [Ullmann]
• CATALYST FOR POLYOLEFIN PLASTICS & SYNTHETIC RUBBERS
• UNISOLATED CHEM INT FOR 1-HEXENE & 1-HEXANOL
• Catalyst; with compounds of early transition metals as Ziegler-Natta polymerization catalysts; intermediates in organic syntheses. /Aluminum alkyls/
• For more Uses (Complete) data for TRI-N-HEXYLALUMINUM (6 total), please visit the HSDB record page.
• Not Known or Reasonably Ascertainable

Synonyms

trihexylalumane; Aluminum, trihexyl-; Trihexylaluminium; 1116-73-0; Trihexylalane; trihexylaluminum; TRI-N-HEXYLALUMINUM; TRI-N-HEXYL ALUMINUM; 09QU44174D; Trihenylaluminum; HSDB 5785; EINECS 214-241-6; UNII-09QU44174D; EC 214-241-6; SCHEMBL15063; Al(nC6H13)3

Frequently Asked Questions

What are the CAS number and molecular formula of trihexylaluminium?

CAS 1116-73-0; molecular formula C18H39Al; molecular weight — g/mol.

What other names is trihexylaluminium known by?

trihexylalumane, Aluminum, trihexyl-, Trihexylaluminium, 1116-73-0, Trihexylalane, trihexylaluminum.

Is trihexylaluminium classified as hazardous?

Hazard statements reported: H250, H260, H314, H318.

What are the key physical properties of trihexylaluminium?

Boiling Point: 105 °C @ 0.001 mm Hg; Melting Point: -87 °C; Density: 0.8374 g/mL @ 35 °C.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.