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Synthetic aroma chemicals

Heptanol

Also known as 1-Heptanol, Heptan-1-ol, Heptyl alcohol

CAS 111-70-6Formula C7H16OMolar mass 116.20 g/molEC 203-897-9
GHS signal word: Warning. Pictograms: Harmful or irritant 48 suppliers listed
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Heptanol chemical structure, C7H16O, CAS 111-70-6
2D chemical structure

Key facts

What buyers check first

All properties
Appearance
Colorless liquid
Melting point
-34.6 °C
Boiling point
175.8 °C
Density
0.82 g/cm³
Flash point
71 °C
HS code
290519
Category
Synthetic aroma chemicals
UN number
UN 2810
Illustrative photo, clear liquid in sealed glass ampoules on a laboratory bench
Typical packagingIllustrative packaging image, not the actual product

What is Heptanol?

Plain description, key identifiers and synonyms

Heptan-1-ol is a primary alcohol that is heptane substituted by a hydroxy group at position 1. It has been isolated from Capillipedium parviflorum. It has a role as a flavouring agent, a fragrance, a gap junctional intercellular communication inhibitor and a plant metabolite. It is a primary alcohol and a heptanol.

Heptanol is an alcohol.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
heptan-1-ol
CAS number
111-70-6 CAS number cross-checkedOther or deprecated CAS: 53535-33-4
EC numbers
203-897-9, 258-615-7
Molecular formula
C7H16O
UNII
8JQ5607IO5
MDL number
MFCD00002986
INCI name
HEPTANOL
InChIKey
BBMCTIGTTCKYKF-UHFFFAOYSA-N
InChI
InChI=1S/C7H16O/c1-2-3-4-5-6-7-8/h8H,2-7H2,1H3
SMILES (canonical and isomeric)
CCCCCCCO

Synonyms

  • 1-Heptanol
  • Heptan-1-ol
  • Heptyl alcohol
  • n-Heptanol
  • Enanthic alcohol
  • Hydroxy heptane
  • Hydroxyheptane
  • Hexyl carbinol
  • C7 alcohol
  • Pri-n-heptyl alcohol
  • Heptyl alcohol, primary
  • 1-heptyl alcohol
  • Heptyl alcohol (natural)
  • heptanol-1
  • Heptyl alcohol, n-
  • n-C7H15OH
  • 4-01-00-01731 (Beilstein Handbook Reference)
  • n Heptanol
  • Alcohol, Heptyl
  • 1 Heptanol
  • nHeptanol
  • n-heptylalcohol
  • 1Hydroxyheptane
  • nHeptyl alcohol
  • nHeptan1ol
Show all 33 synonyms
  • NHeptanol1
  • Prinheptyl alcohol
  • l'Alcool Nheptylique primaire
  • n-Heptyl alcohol
  • Gentanol
  • n-Heptan-1-ol
  • Enanthyl alcohol
  • 1-Hydroxyheptane

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

Appearance
Colorless liquidexp.
Odour
Fragrantexp.
Taste
PUNGENT, SPICY TASTEexp.
Melting point
-34.6 °Cexp.
Boiling point
175.8 °Cexp.
Density
0.82 g/cm³exp.
Flash point
71 °Cexp.
Autoignition temperature
275 °Cexp.
Solubility
1.0 g/L of water at 18 °C, 2.85 g/L of water at 100 °C, 5.15 g/L of water at 130 °Cexp.
Vapour pressure
0.2163 mm Hg at 25 °Cexp.

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
116.20 g/molcalc.
Exact mass
116.1201 Dacalc.
LogP (octanol/water)
1.95calc.
Topological polar surface area
20.23 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
5calc.
Heavy atoms
8calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
Formal charge
0calc.
Stereocentres
0calc.
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

  • H319Causes serious eye irritation.
Precautionary statements (4)
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P337 + P317If eye irritation persists: Get medical help.
UN number
UN 2810
Transport hazard class
6.1
Packing group
III

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

Heptanol suppliers

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All 48 suppliers
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Where suppliers are based

48 suppliers in 13 countries

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Heptanol price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

In the United States, practically the whole production is processed further to phthalates or adipates, used as plasticizers. ... The alcohol mixtures are used as solvents or solubilizers in the paint and printing ink sector, as components in textile auxiliaries and pesticides, for hormone extraction, and in the surfactant field as foam boosters or antifrothing agents. (C7 alcohol mixtures).

Food additive.

Org intermediate, solvent, cosmetic formulations.

/1-Heptanol/ has little commercial value except in fragrances and as an artificial flavoring agent.

Industrial uses: Intermediate.

Cosmetic ingredient, INCI name HEPTANOL(perfuming)

Roles

  • additive
  • eukaryotic metabolite
  • flavouring agent
  • food additive
  • food component
  • fragrance
  • gap junctional intercellular communication inhibitor
  • metabolite
  • physiological role
  • plant metabolite

Functional uses

  • Flavouring and nutrient
  • Fragrance

Cosmetic functions

  • Perfuming

How it is made

Prepared from heptaldehyde by reduction with iron filings in dilute acetic acid. ... Other methods include reaction between pentane and ethylene oxide in presence of anhydrous aluminum bromide: I.G. Farbenind., French patent 716,604 ... and action of amyl magnesium bromide on ethylene oxide.

By reduction of enanthic aldehyde, which is a distillation product of castor oil.

From 1-hexene by oxo synthesis.

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 Heptanol 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 Heptanol is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Heptanol, based on the data on this page

What is Heptanol?

Heptan-1-ol is a primary alcohol that is heptane substituted by a hydroxy group at position 1. It has been isolated from Capillipedium parviflorum. It has a role as a flavouring agent, a fragrance, a gap junctional intercellular communication inhibitor and a plant metabolite. It is a primary alcohol and a heptanol.

What is the CAS number of Heptanol?

The CAS registry number of Heptanol is 111-70-6. Other or deprecated CAS numbers: 53535-33-4.

What is the molecular formula and weight of Heptanol?

The molecular formula of Heptanol is C7H16O and its molar mass is 116.20 g/mol.

What is Heptanol used for?

In the United States, practically the whole production is processed further to phthalates or adipates, used as plasticizers. ...

Is Heptanol hazardous?

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

What is the HS code of Heptanol?

Heptanol 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 Heptanol?

CompoundList lists 48 suppliers of Heptanol in China, United States, India, Japan and 9 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Heptanol in India?

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

What is the price of Heptanol?

Suppliers quote Heptanol 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 Heptanol

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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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