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Synthetic aroma chemicals

alpha-Hexylcinnamaldehyde

Also known as (2E)-2-benzylideneoctanal, 2-Benzylideneoctanal, alpha-Hexylcinnamic aldehyde

CAS 101-86-0Formula C15H20OMolar mass 216.32 g/molEC 202-983-3
GHS signal word: Warning. Pictograms: Harmful or irritant, Hazardous to the environment 24 suppliers listed
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alpha-Hexylcinnamaldehyde chemical structure, C15H20O, CAS 101-86-0
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
101-86-0
Formula
C15H20O
Molar mass
216.32 g/mol
Physical form
Solid
HS code
291229
Category
Synthetic aroma chemicals
Illustrative photo, 25 kg white woven sacks of powder on a pallet in a warehouse
Typical packagingIllustrative packaging image, not the actual product

What is alpha-Hexylcinnamaldehyde?

Plain description, key identifiers and synonyms

Alpha-hexylcinnamaldehyde is a member of the class of cinnamaldehydes carrying a hexyl substituent at the alpha-position. It is functionally related to an (E)-cinnamaldehyde.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(2E)-2-benzylideneoctanal
CAS number
101-86-0Other or deprecated CAS: 165184-98-5
EC numbers
202-983-3, 639-566-4
Molecular formula
C15H20O
UNII
E9947QRR9O
MDL number
MFCD00006989
INCI name
HEXYL CINNAMAL
InChIKey
GUUHFMWKWLOQMM-NTCAYCPXSA-N
InChI
InChI=1S/C15H20O/c1-2-3-4-6-11-15(13-16)12-14-9-7-5-8-10-14/h5,7-10,12-13H,2-4,6,11H2,1H3/b15-12+
Canonical SMILES
CCCCCCC(C=O)=Cc1ccccc1
Isomeric SMILES
CCCCCC/C(=C\C1=CC=CC=C1)/C=O

Synonyms

  • (2E)-2-benzylideneoctanal
  • 2-Benzylideneoctanal
  • alpha-Hexylcinnamic aldehyde
  • alpha-Hexylcinnamyl aldehyde
  • alpha-Hexyl-beta-phenylacrolein
  • alpha-n-Hexyl-beta-phenylacrolein
  • Octanal, 2-(phenylmethylene)-
  • CINNAMALDEHYDE, alpha-HEXYL-
  • hexyl cinnamaldehyde
  • Hexylcinnamaldehyde
  • Hexylcinnamal
  • (E)-2-benzylideneoctanal
  • (2E)-2-(phenylmethylidene)octanal
  • 2-(Phenylmethylene)octanal
  • 2-Hexenyl cynnamaldehyde
  • 2-Hexyl-3-phenyl-2-propenal
  • Hexyl cinnamic aldehyde (VAN)
  • a-hexylcinnamaldehyde
  • n-Hexyl cinnamaldehyde
  • 2-Hexyl-3-phenyl-propenal
  • 2-(phenylmethylene)-octanal
  • alpha -hexylcinnamaldehyde
  • alpha-n-hexylcinnamaldehyde
  • 2-[(E)-benzylidene]octanal
  • Hexylzimtaldehyd
Show all 33 synonyms
  • alpha-Hexylcinnamaldehyde, (2E)-
  • ?-Hexylcinnamaldehyde
  • alpha-hexylcinna-maldehyde
  • Hexyl-3-phenyl-propenal
  • a-Hexylcinnamaldehyde, 8CI
  • alpha -hexylcinnamic aldehyde
  • Cinnamaldehyde, alpha -hexyl-
  • (2E)-alpha-n-hexylcinnamaldehyde

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
Solidexp.

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
216.32 g/molcalc.
Exact mass
216.1514 Dacalc.
LogP (octanol/water)
4.24calc.
Topological polar surface area
17.07 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
7calc.
Heavy atoms
16calc.
Rings
1calc.
Aromatic rings
1calc.
Fraction sp3 carbons
0.4calc.
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
Warning
GHS07: Harmful or irritant
Harmful or irritant
GHS09: Hazardous to the environment
Hazardous to the environment

Hazard statements

  • H317May cause an allergic skin reaction.
  • H400Very toxic to aquatic life.
  • H411Toxic to aquatic life with long lasting effects.
Precautionary statements (10)
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P272Contaminated work clothing should not be allowed out of the workplace.
  • P273Avoid release to the environment.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P302 + P352If on skin: Wash with plenty of water.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P333 + P317If skin irritation or rash occurs: Get medical help.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • 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

alpha-Hexylcinnamaldehyde suppliers

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Where suppliers are based

24 suppliers in 9 countries

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alpha-Hexylcinnamaldehyde 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

Industrial uses: Fragrance, Flavoring and nutrient.

Consumer uses: Fragrance.

Cosmetic ingredient, INCI name HEXYL CINNAMAL(perfuming)

Functional uses

  • Deodorizer
  • 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
  • EU Cosmetics Regulation Annex III, restricted in cosmetics
    Name: HEXYL CINNAMAL, Ref no: 87, Annex ref: III/87

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 alpha-Hexylcinnamaldehyde is traded under.

HS 2912.29Indicative HS code

Cyclic aldehydes without other oxygen function, other

World exports in 2024
$435M
+19.0% vs 2023, imports $484M
2019 to 2024
Top exporters
  1. China19.5%
  2. Japan17.4%
  3. India * partner reported13.0%
Top importers
  1. United States22.5%
  2. China9.2%
  3. Singapore8.4%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

Quick answers about alpha-Hexylcinnamaldehyde, based on the data on this page

What is alpha-Hexylcinnamaldehyde?

Alpha-hexylcinnamaldehyde is a member of the class of cinnamaldehydes carrying a hexyl substituent at the alpha-position. It is functionally related to an (E)-cinnamaldehyde.

What is the CAS number of alpha-Hexylcinnamaldehyde?

The CAS registry number of alpha-Hexylcinnamaldehyde is 101-86-0. Other or deprecated CAS numbers: 165184-98-5.

What is the molecular formula and weight of alpha-Hexylcinnamaldehyde?

The molecular formula of alpha-Hexylcinnamaldehyde is C15H20O and its molar mass is 216.32 g/mol.

What is alpha-Hexylcinnamaldehyde used for?

Industrial uses: Fragrance, Flavoring and nutrient. Consumer uses: Fragrance.

Is alpha-Hexylcinnamaldehyde hazardous?

alpha-Hexylcinnamaldehyde carries the GHS signal word "Warning". Main hazards: may cause an allergic skin reaction, very toxic to aquatic life, toxic to aquatic life with long lasting effects. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of alpha-Hexylcinnamaldehyde?

alpha-Hexylcinnamaldehyde is usually classified under HS code 291229 (Cyclic aldehydes without other oxygen function, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy alpha-Hexylcinnamaldehyde?

CompoundList lists 24 suppliers of alpha-Hexylcinnamaldehyde in United States, China, India, Spain and 5 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy alpha-Hexylcinnamaldehyde in India?

2 suppliers in India list alpha-Hexylcinnamaldehyde on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of alpha-Hexylcinnamaldehyde?

Suppliers quote alpha-Hexylcinnamaldehyde 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 alpha-Hexylcinnamaldehyde

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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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