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2-Nonanol

Also known as NONAN-2-OL, 1-Methyl-1-octanol, Methyl heptyl carbinol

CAS 628-99-9Formula C9H20OMolar mass 144.26 g/molEC 211-065-1
GHS signal word: Warning. Pictograms: Harmful or irritant 4 suppliers listed
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2-Nonanol chemical structure, C9H20O, CAS 628-99-9
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
628-99-9
Formula
C9H20O
Molar mass
144.26 g/mol
EC number
211-065-1
HS code
290519
Category
Flavor ingredients

What is 2-Nonanol?

Plain description, key identifiers and synonyms

Nonan-2-ol is a secondary alcohol that is nonane substituted by a hydroxy group at position 2. It has a role as a pheromone, a volatile oil component, a flavouring agent, a plant metabolite, a bacterial metabolite and a rat metabolite. It is a nonanol and a secondary alcohol.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
nonan-2-ol
CAS number
628-99-9 CAS number cross-checkedOther or deprecated CAS: 70419-07-7
EC number
211-065-1
Molecular formula
C9H20O
UNII
292T5234DX
MDL number
MFCD00004593
InChIKey
NGDNVOAEIVQRFH-UHFFFAOYSA-N
InChI
InChI=1S/C9H20O/c1-3-4-5-6-7-8-9(2)10/h9-10H,3-8H2,1-2H3
SMILES (canonical and isomeric)
CCCCCCCC(C)O

Synonyms

  • NONAN-2-OL
  • 1-Methyl-1-octanol
  • Methyl heptyl carbinol
  • (+-)-2-Nonanol
  • 2-Nonyl Alcohol
  • Heptylmethylcarbinol
  • Heptyl methyl carbinol
  • (R)-()-2-Nonanol
  • Methylheptylcarbinol
  • n-Nonan-2-ol
  • Nonanol-(2)
  • 2-hydroxynonane
  • 1-Octanol, methyl-
  • 2-Nonanol (natural)
  • 2-Nonanol, 99%
  • DL-NONAN-2-OL
  • 2-Nonanol, >=97%
  • (+/-)-2-Nonanol
  • 2-Nonanol Solution in Methanol, 100ug/mL
  • 2-Nonanol Solution in Methanol, 1000ug/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

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
144.26 g/molcalc.
Exact mass
144.1514 Dacalc.
LogP (octanol/water)
2.73calc.
Topological polar surface area
20.23 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
6calc.
Heavy atoms
10calc.
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

2-Nonanol suppliers

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

All 4 suppliers
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Where suppliers are based

4 suppliers in 3 countries

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2-Nonanol 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

Roles

  • additive
  • animal metabolite
  • bacterial metabolite
  • eukaryotic metabolite
  • flavouring agent
  • food additive
  • food component
  • mammalian metabolite
  • metabolite
  • molecular messenger
  • pheromone
  • physiological role
  • plant metabolite
  • prokaryotic metabolite
  • rat metabolite
  • semiochemical
  • volatile oil component

Functional uses

  • Flavouring and nutrient
  • Fragrance

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 2-Nonanol is traded under.

HS 2905.19Indicative HS code

Saturated monohydric alcohols, other

World exports in 2024
$2.15B
+56.9% vs 2023, imports $1.93B
2019 to 2024
Top exporters
  1. Germany29.0%
  2. Singapore16.6%
  3. Netherlands10.6%
Top importers
  1. China17.3%
  2. Netherlands14.2%
  3. India * partner reported9.6%

* Partner reported figures, a lower bound.

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

The HS code shown for 2-Nonanol is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about 2-Nonanol, based on the data on this page

What is 2-Nonanol?

Nonan-2-ol is a secondary alcohol that is nonane substituted by a hydroxy group at position 2. It has a role as a pheromone, a volatile oil component, a flavouring agent, a plant metabolite, a bacterial metabolite and a rat metabolite. It is a nonanol and a secondary alcohol.

What is the CAS number of 2-Nonanol?

The CAS registry number of 2-Nonanol is 628-99-9. Other or deprecated CAS numbers: 70419-07-7.

What is the molecular formula and weight of 2-Nonanol?

The molecular formula of 2-Nonanol is C9H20O and its molar mass is 144.26 g/mol.

What is 2-Nonanol used for?

Known uses and roles of 2-Nonanol include flavors in food and beverage, flavoring agents in flavors and fragrances, fragrance ingredients in flavors and fragrances, additive, animal metabolite and 17 more.

Is 2-Nonanol hazardous?

2-Nonanol 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 2-Nonanol?

2-Nonanol is usually classified under HS code 290519 (Saturated monohydric alcohols, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy 2-Nonanol?

CompoundList lists 4 suppliers of 2-Nonanol in China, Canada and United States. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of 2-Nonanol?

Suppliers quote 2-Nonanol 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 2-Nonanol

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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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