Trioctylamine

Description

Trioctylamine is identified by CAS 1116-76-3, molecular formula C24H51N and molecular weight 353.40 g/mol. UNII I40965UY86; InChIKey XTAZYLNFDRKIHJ-UHFFFAOYSA-N. Boiling Point: 345 °C @760 [mm Hg]; Melting Point: -34.6 °C; Melting Point: -20 °C.

Identification

CAS Registry Number	1116-76-3
PubChem CID	14227
Molecular formula	C24H51N
Molecular weight	353.40 g/mol
IUPAC name	N,N-dioctyloctan-1-amine
InChIKey	XTAZYLNFDRKIHJ-UHFFFAOYSA-N
UNII (FDA)	I40965UY86

Computed Descriptors

Molecular Weight	353.7
XLogP3	10.5
Hydrogen Bond Donor Count	0
Hydrogen Bond Acceptor Count	1
Rotatable Bond Count	21
Exact Mass	353.402150631
Monoisotopic Mass	353.402150631
Topological Polar Surface Area	3.2
Heavy Atom Count	25
Formal Charge	0

Physical & Chemical Properties

Boiling Point	345 °C @760 [mm Hg]
Melting Point	-34.6 °C
Melting Point	-20 °C
Solubility	In water, 0.050 mg/l @ 25 °C
Density	0.82 @25 °C
Density	0.809 @25 °C
Vapor Pressure	0.0000549 [mmHg]
Vapor Pressure	0.01 [mm Hg] @20 °C
Viscosity	7.862X10-2 Pa.s @ 238.55 K
Surface Tension	3.4791X10-2 N/m @ 238.55 K

Physical description & handling notes

• Liquid
• Colorless liquid; [MSDSonline]
• 1.2571X10+8 J/Kmol @ 238.55 K
• A FORMULATION CONTAINING METOXURON MIXED WITH AN EMULSION CONTAINING TRIOCTYLAMINE 50%, ATLOX 4851 B 15%, AND ISOPROPANOL 35% WAS ACTIVE AS A POTATO DEFOLIANT.

Regulatory Status

GHS notification summary	0.4% (1 / 266)

GHS Hazard Classification

GHS notification summary	0.4% (1 / 266)
Reported hazard statements	H315 (99.6%), H319 (99.6%), H335 (21.8%), H360 (39.1%), H372 (39.5%), H400 (70.7%), H410 (73.3%), H411 (10.9%)

Documented Uses

• Used as an extractant for reactor fuel processing and dye identification, an intermediate for quaternary salts, a promoter for dental cement, and a reagent for mineral extraction; Also used in defoliant formulations; [HSDB]
• Metal Extraction and Refining [Category: Industry]
• COMPONENT OF DEFOLIANT FORMULATION
• USED AS AN EXTRACTANT FOR REACTOR FUEL PROCESSING.
• USED AS AN EXTRACTANT FOR IDENTIFICATION OF DYES.
• LIQUID ANION EXCHANGE AGENT FOR URANIUM EXTRACTION

Synonyms

Trioctylamine; TRI-N-OCTYLAMINE; 1116-76-3; Tricaprylamine; Tricaprylylamine; Tri-n-caprylylamine; 1-Octanamine, N,N-dioctyl-; Farmin 08; Alamine 336; NSC-11034; I40965UY86; DTXSID3047635; RefChem:191858; DTXCID1027635; 214-242-1; N,N-dioctyloctan-1-amine

Frequently Asked Questions

What are the CAS number and molecular formula of Trioctylamine?

CAS 1116-76-3; molecular formula C24H51N; molecular weight 353.40 g/mol.

What other names is Trioctylamine known by?

Trioctylamine, TRI-N-OCTYLAMINE, 1116-76-3, Tricaprylamine, Tricaprylylamine, Tri-n-caprylylamine.

Is Trioctylamine classified as hazardous?

0.4% of GHS notifications report no hazard classification (1 of 266).

What are the key physical properties of Trioctylamine?

Boiling Point: 345 °C @760 [mm Hg]; Melting Point: -34.6 °C; Melting Point: -20 °C; Solubility: In water, 0.050 mg/l @ 25 °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.