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Aromatic building blocks

4-Dodecylaniline

Also known as Benzenamine, 4-dodecyl-, 4-n-Dodecylamine, p-Dodecylaniline

CAS 104-42-7Formula C18H31NMolar mass 261.45 g/molEC 203-201-3
GHS signal word: Warning. Pictograms: Harmful or irritant, Hazardous to the environment 4 suppliers listed
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4-Dodecylaniline chemical structure, C18H31N, CAS 104-42-7
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
104-42-7
Formula
C18H31N
Molar mass
261.45 g/mol
EC number
203-201-3
HS code
292142
Category
Aromatic building blocks

What is 4-Dodecylaniline?

Plain description, key identifiers and synonyms

4-Dodecylaniline is a chemical substance with the molecular formula C18H31N and a molar mass of 261.45 g/mol. Its CAS registry number is 104-42-7.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
4-dodecylaniline
CAS number
104-42-7 CAS number cross-checked
EC number
203-201-3
Molecular formula
C18H31N
MDL number
MFCD00007919
InChIKey
KLPPPIIIEMUEGP-UHFFFAOYSA-N
InChI
InChI=1S/C18H31N/c1-2-3-4-5-6-7-8-9-10-11-12-17-13-15-18(19)16-14-17/h13-16H,2-12,19H2,1H3
SMILES (canonical and isomeric)
CCCCCCCCCCCCC1=CC=C(C=C1)N

Synonyms

  • Benzenamine, 4-dodecyl-
  • 4-n-Dodecylamine
  • p-Dodecylaniline
  • 4-Dodecylphenylamine
  • P-dodecyl aniline
  • p-n-dodecylaniline
  • paradodecyl aniline
  • 4-n-dodecylaniline
  • 4-Dodecylaniline, 97%
  • p-DODECYLANILINE, TECH

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
261.45 g/molcalc.
Exact mass
261.2457 Dacalc.
LogP (octanol/water)
5.73calc.
Topological polar surface area
26.02 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
11calc.
Heavy atoms
19calc.
Rings
1calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.67calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (1 violation)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, c1ccccc1

c1ccccc1

1 ring, 6 atoms, the Benzene ring system.

485,677 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Warning
GHS07: Harmful or irritant
Harmful or irritant
GHS09: Hazardous to the environment
Hazardous to the environment

Hazard statements

  • H302Harmful if swallowed.
  • H400Very toxic to aquatic life.
Precautionary statements (7)
  • P264Wash skin thoroughly after handling.
  • P270Do not eat, drink or smoke when using this product.
  • P273Avoid release to the environment.
  • P301 + P317If swallowed: Get medical help.
  • P330Rinse mouth.
  • P391Collect spillage.
  • P501Dispose of contents and container in accordance with local regulations.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

4-Dodecylaniline suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

All 4 suppliers
4 of 4 offers

Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

4 suppliers in 4 countries

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4-Dodecylaniline price

Indicative price range per kg from live supplier offers

No published prices right now

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Uses and applications

What the substance is used for, by industry and function

Regulatory status

Inventories, regulations and trade controls that list this substance

United States

  • TSCA inventory (USA)
    Status: Active in US commerce

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code 4-Dodecylaniline is traded under.

HS 2921.42Indicative HS code

Aniline derivatives and their salts

World exports in 2024
$495M
−2.5% vs 2023, imports $440M
2019 to 2024
Top exporters
  1. China69.8%
  2. India * partner reported19.6%
  3. Japan3.3%
Top importers
  1. Pakistan17.0%
  2. United Arab Emirates * partner reported12.7%
  3. Brazil10.9%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

The HS code shown for 4-Dodecylaniline is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about 4-Dodecylaniline, based on the data on this page

What is 4-Dodecylaniline?

4-Dodecylaniline is a chemical substance with the molecular formula C18H31N and a molar mass of 261.45 g/mol. Its CAS registry number is 104-42-7.

What is the CAS number of 4-Dodecylaniline?

The CAS registry number of 4-Dodecylaniline is 104-42-7.

What is the molecular formula and weight of 4-Dodecylaniline?

The molecular formula of 4-Dodecylaniline is C18H31N and its molar mass is 261.45 g/mol.

What is 4-Dodecylaniline used for?

Known uses and roles of 4-Dodecylaniline include building blocks in research and laboratory and screening compounds in research and laboratory.

Is 4-Dodecylaniline hazardous?

4-Dodecylaniline carries the GHS signal word "Warning". Main hazards: harmful if swallowed, very toxic to aquatic life. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of 4-Dodecylaniline?

4-Dodecylaniline is usually classified under HS code 292142 (Aniline derivatives and their salts). This is indicative, confirm it with your customs broker before shipping.

Where can I buy 4-Dodecylaniline?

CompoundList lists 4 suppliers of 4-Dodecylaniline in Canada, China, India and Japan. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy 4-Dodecylaniline in India?

1 supplier in India list 4-Dodecylaniline on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of 4-Dodecylaniline?

Suppliers quote 4-Dodecylaniline on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle 4-Dodecylaniline

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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