4-Tetradecylaniline
4-Tetradecylaniline (CAS: 91323-12-5), with the molecular formula CH3(CH2)13C6H4NH2 and a molecular weight of 289.50 g/mol, is a versatile organic building block. This compound is identified as a nitrogen-containing aromatic amine. Its applications include its use as a standard in FTIR spectroscopy for determining the trans content of fats and oils, in laser flash photolysis studies, and in the chemical synthesis of modified carbon nanotubes.

FTIR Spectroscopy Standard
Utilised as a standard in Fourier-Transform Infrared (FTIR) spectroscopy for the quantitative determination of trans fatty acid content in fats, oils, and margarine.
Photochemistry Research
Investigated for its role in the quenching of triplet states of specific organic compounds in aqueous solutions, employing laser flash photolysis techniques.
Carbon Nanotube Functionalization
Employed in the amidation and esterification processes for the surface modification of oxidised single-walled carbon nanotubes (SWCNTs).
| Molecular weight | 289.50 |
|---|---|
| Linear formula | CH3(CH2)13C6H4NH2 |
| Assay | 97% |
| Application | 4-Tetradecylaniline has been used:• as standard during the quantitative determination of trans content of fats and oils and margarine by FTIR spectroscopy1• to investigate the quenching of the triplet state of n-alkyl 3-nitrophenyl ethers in aqueous micellar sodium dodecyl sulfate (SDS) solutions by laser flash photolysis2• in amidation and esterification of oxidised single-walled carbon nanotubes (SWCNTs)3 |
| Melting point | 46-49 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36/37/39 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 4-Tetradecylaniline primarily used for?
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4-Tetradecylaniline is used as a standard in FTIR spectroscopy for analyzing fat and oil composition, in photochemistry research, and in the functionalization of carbon nanotubes.
What is the CAS number and chemical formula for 4-Tetradecylaniline?
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The CAS number is 91323-12-5, and the chemical formula is CH3(CH2)13C6H4NH2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Tetradecylaniline with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should 4-Tetradecylaniline be handled safely?
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Handling 4-Tetradecylaniline requires appropriate personal protective equipment, including a dust mask (type N95 or equivalent), eyeshields, and gloves. It is classified as causing skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335).
Is 4-Tetradecylaniline exported by Tech Serve Solutions?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 4-Tetradecylaniline.
How can I request a quote or sample for 4-Tetradecylaniline?
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Please contact our sales team via the website or by phone to request a quote or a sample of 4-Tetradecylaniline.
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