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Amines and amides

o-Phenetidine

Also known as 2-Ethoxyaniline, 2-Aminophenetole, o-Ethoxyaniline

CAS 94-70-2Formula C8H11NOMolar mass 137.18 g/molEC 202-356-4
GHS signal word: Danger. Pictograms: Acute toxicity (severe), Serious health hazard 9 suppliers listed
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o-Phenetidine chemical structure, C8H11NO, CAS 94-70-2
2D chemical structure

Key facts

What buyers check first

All properties
Physical form
Liquid
Melting point
<-20
Boiling point
228.9 to 232.2
Density
1.044 at 69.4 °F - Denser than water, will sink
Flash point
>93.3
HS code
292229
Category
Amines and amides
UN number
UN 2311
Illustrative photo, closed blue jerry cans in a warehouse
Typical packagingIllustrative packaging image, not the actual product

What is o-Phenetidine?

Plain description, key identifiers and synonyms

1-amino-2-ethoxybenzene is an aromatic ether and a substituted aniline.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2-ethoxyaniline
CAS number
94-70-2 CAS number cross-checkedOther or deprecated CAS: 122165-90-6, 1321-31-9
EC number
202-356-4
Molecular formula
C8H11NO
UNII
I76155S2AA
MDL number
MFCD00007689
InChIKey
ULHFFAFDSSHFDA-UHFFFAOYSA-N
InChI
InChI=1S/C8H11NO/c1-2-10-8-6-4-3-5-7(8)9/h3-6H,2,9H2,1H3
SMILES (canonical and isomeric)
CCOC1=CC=CC=C1N

Synonyms

  • 2-Ethoxyaniline
  • 2-Aminophenetole
  • o-Ethoxyaniline
  • Benzenamine, 2-ethoxy-
  • 2-Ethoxybenzenamine
  • o-Aminophenetole
  • 2-Ethoxyphenylamine
  • 1-Amino-2-ethoxybenzene
  • Ethoxyaniline
  • Phenetidine, o-
  • 4-13-00-00807 (Beilstein Handbook Reference)
  • oAminophenetole
  • oEthoxyaniline
  • 2ethoxyaniline
  • 2Aminophenetole
  • 2Ethoxybenzenamine
  • 2Ethoxyphenylamine
  • 2Aminoethoxybenzene
  • 2-aminoethoxybenzene
  • 1Amino2ethoxybenzene
  • Benzenamine, 2ethoxy
  • oAminophenol, ethyl ester
  • o-Aminophenol, ethyl ester
  • 2-Phenetidine
  • o-phenitidine
Show all 34 synonyms
  • Benzenamine, ar-ethoxy-
  • o-Phenetidin
  • ortho-phenetidine
  • 2-ethoxy aniline
  • 2-ethoxy-aniline
  • aniline, 2-ethoxy-
  • o-Phenetidine, >=97.0% (GC)
  • UN 2311
  • 2-Ethoxyaniline Solution in Methanol, 100ug/mL

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

Physical form
Liquidexp.
Melting point
<-20exp.
Boiling point
228.9 to 232.2exp.
Density
1.044 at 69.4 °F - Denser than water, will sinkexp.
Flash point
>93.3exp.
Solubility
5 to 10 mg/mL at 76.1 °Fexp.
Vapour pressure
1 mmHg at 152.6 °F, 25 mmHg at 271 °Fexp.

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
137.18 g/molcalc.
Exact mass
137.0841 Dacalc.
LogP (octanol/water)
1.67calc.
Topological polar surface area
35.25 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
2calc.
Heavy atoms
10calc.
Rings
1calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.25calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (0 violations)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
Danger
GHS06: Acute toxicity (severe)
Acute toxicity (severe)
GHS08: Serious health hazard
Serious health hazard

Hazard statements

  • H301Toxic if swallowed.
  • H311Toxic in contact with skin.
  • H331Toxic if inhaled.
  • H373May cause damage to organs through prolonged or repeated exposure.
Precautionary statements (18)
  • P260Do not breathe dust, fume, gas, mist, vapours or spray.
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P262Do not get in eyes, on skin, or on clothing.
  • P264Wash skin thoroughly after handling.
  • P270Do not eat, drink or smoke when using this product.
  • P271Use only outdoors or in a well-ventilated area.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P316If swallowed: Get emergency medical help immediately.
  • P302 + P352If on skin: Wash with plenty of water.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P316Get emergency medical help immediately.
  • P319Get medical help if you feel unwell.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P361 + P364Take off immediately all contaminated clothing. And wash it before reuse.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.
UN number
UN 2311

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

o-Phenetidine suppliers

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

All 9 suppliers
9 of 9 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

9 suppliers in 6 countries

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o-Phenetidine 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

Europe

  • EU harmonised classification (CLP Annex VI)
    Index no: 612-039-00-6

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 o-Phenetidine is traded under.

HS 2922.29Indicative HS code

Amino-naphthols and other amino-phenols, other than those containing more than one kind…

World exports in 2024
$467M
−15.3% vs 2023, imports $454M
2019 to 2024
Top exporters
  1. China63.1%
  2. India * partner reported15.5%
  3. Japan4.0%
Top importers
  1. India * partner reported25.8%
  2. United States14.4%
  3. South Korea7.6%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

Quick answers about o-Phenetidine, based on the data on this page

What is o-Phenetidine?

1-amino-2-ethoxybenzene is an aromatic ether and a substituted aniline.

What is the CAS number of o-Phenetidine?

The CAS registry number of o-Phenetidine is 94-70-2. Other or deprecated CAS numbers: 122165-90-6, 1321-31-9.

What is the molecular formula and weight of o-Phenetidine?

The molecular formula of o-Phenetidine is C8H11NO and its molar mass is 137.18 g/mol.

What is o-Phenetidine used for?

Known uses and roles of o-Phenetidine include building blocks in research and laboratory and screening compounds in research and laboratory.

Is o-Phenetidine hazardous?

o-Phenetidine carries the GHS signal word "Danger". Main hazards: toxic if swallowed, toxic in contact with skin, toxic if inhaled. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of o-Phenetidine?

o-Phenetidine is usually classified under HS code 292229 (Amino-naphthols and other amino-phenols, other than those containing more than one kind…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy o-Phenetidine?

CompoundList lists 9 suppliers of o-Phenetidine in China, Canada, Italy, Russia and 2 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of o-Phenetidine?

Suppliers quote o-Phenetidine 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 o-Phenetidine

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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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