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3-Octanol

Also known as Octan-3-ol, 1-Ethylhexanol, Ethylamylcarbinol

CAS 589-98-0Formula C8H18OMolar mass 130.23 g/molEC 209-667-4
GHS signal word: Warning. Pictograms: Harmful or irritant 30 suppliers listed
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3-Octanol chemical structure, C8H18O, CAS 589-98-0
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
589-98-0
Formula
C8H18O
Molar mass
130.23 g/mol
EC number
209-667-4
HS code
290516
Category
Flavor ingredients

What is 3-Octanol?

Plain description, key identifiers and synonyms

Octan-3-ol is a secondary alcohol that is octane substituted by a hydroxy group at position 3. It has a role as a pheromone, a flavouring agent, a plant metabolite and a human metabolite. It is a secondary alcohol and an octanol.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
octan-3-ol
CAS number
589-98-0 CAS number cross-checkedOther or deprecated CAS: 20296-29-1, 22658-92-0
EC numbers
209-667-4, 243-713-4, 249-405-6
Molecular formula
C8H18O
UNII
73DZ0U3U1E
MDL number
MFCD00004590
INCI name
3-OCTANOL
InChIKey
NMRPBPVERJPACX-UHFFFAOYSA-N
InChI
InChI=1S/C8H18O/c1-3-5-6-7-8(9)4-2/h8-9H,3-7H2,1-2H3
SMILES (canonical and isomeric)
CCCCCC(CC)O

Synonyms

  • Octan-3-ol
  • 1-Ethylhexanol
  • Ethylamylcarbinol
  • Ethyl-n-amylcarbinol
  • Octanol-3
  • Ethyl amyl carbinol
  • D-n-Octanol
  • dl-3-Octanol
  • n-Octan-3-ol
  • 3-Octanol (natural)
  • Ethylhexyl alcohol
  • (1)-Octan-3-ol
  • 1-ethyl-1-hexanol
  • OCTEN-3-OL-
  • (+-)-octan-3-ol
  • (+-)-3-Octanol
  • 3-Octanol, (+-)-
  • 3-Octyl Alcohol
  • Ethyl pentyl carbinol
  • (S)-3-Octanol
  • 3-Octanol, 97%
  • (+/-)-3-Octanol
  • octyl 3-alcohol
  • octyl-3-ol
  • octan-3(R,S)-ol
Show all 32 synonyms
  • 3-Octanol, 99%
  • 3 Octanol
  • 4-01-00-01756 (Beilstein Handbook Reference)
  • 3-Octanol, analytical standard
  • 3-Octanol, (+/-)-
  • 3-Octanol, >=97%, FCC, FG
  • 3-Octanol, natural, >=97%, FCC, FG

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
130.23 g/molcalc.
Exact mass
130.1358 Dacalc.
LogP (octanol/water)
2.34calc.
Topological polar surface area
20.23 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
5calc.
Heavy atoms
9calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
Formal charge
0calc.
Stereocentres
1calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Warning
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H315Causes skin irritation.
  • H319Causes serious eye irritation.
Precautionary statements (9)
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P302 + P352If on skin: Wash with plenty of water.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P332 + P317If skin irritation occurs: Get medical help.
  • P337 + P317If eye irritation persists: Get medical help.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.

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

3-Octanol suppliers

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All 30 suppliers
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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

30 suppliers in 6 countries

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3-Octanol price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

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Uses and applications

What the substance is used for, by industry and function

Cosmetic ingredient, INCI name 3-OCTANOL(perfuming)

Roles

  • additive
  • animal metabolite
  • eukaryotic metabolite
  • flavouring agent
  • food additive
  • food component
  • human metabolite
  • mammalian metabolite
  • metabolite
  • molecular messenger
  • pheromone
  • physiological role
  • plant metabolite
  • semiochemical

Functional uses

  • Flavouring and nutrient
  • Fragrance

Cosmetic functions

  • Perfuming

Regulatory status

Inventories, regulations and trade controls that list this substance

Health and food

  • EU cosmetic ingredient inventory

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 3-Octanol is traded under.

HS 2905.16Indicative HS code

Octanol (octyl alcohol) and isomers thereof

World exports in 2024
$1.18B
+12.7% vs 2023, imports $1.54B
2019 to 2024
Top exporters
  1. United States19.7%
  2. South Korea13.8%
  3. Indonesia12.5%
Top importers
  1. China28.4%
  2. Turkey14.0%
  3. India * partner reported5.6%

* Partner reported figures, a lower bound.

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

The HS code shown for 3-Octanol is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about 3-Octanol, based on the data on this page

What is 3-Octanol?

Octan-3-ol is a secondary alcohol that is octane substituted by a hydroxy group at position 3. It has a role as a pheromone, a flavouring agent, a plant metabolite and a human metabolite. It is a secondary alcohol and an octanol.

What is the CAS number of 3-Octanol?

The CAS registry number of 3-Octanol is 589-98-0. Other or deprecated CAS numbers: 20296-29-1, 22658-92-0.

What is the molecular formula and weight of 3-Octanol?

The molecular formula of 3-Octanol is C8H18O and its molar mass is 130.23 g/mol.

What is 3-Octanol used for?

Known uses and roles of 3-Octanol include fragrance ingredients in cosmetics and personal care, flavors in food and beverage, flavoring agents in flavors and fragrances, fragrance ingredients in flavors and fragrances, additive and 16 more.

Is 3-Octanol hazardous?

3-Octanol carries the GHS signal word "Warning". Main hazards: causes skin irritation, causes serious eye irritation. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of 3-Octanol?

3-Octanol is usually classified under HS code 290516 (Octanol (octyl alcohol) and isomers thereof). This is indicative, confirm it with your customs broker before shipping.

Where can I buy 3-Octanol?

CompoundList lists 30 suppliers of 3-Octanol in India, China, United States, Switzerland and 2 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy 3-Octanol in India?

13 suppliers in India list 3-Octanol on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of 3-Octanol?

Suppliers quote 3-Octanol 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 3-Octanol

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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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