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Aliphatic and alicyclic building blocks

Hexadecanal

Also known as palmitaldehyde, 1-hexadecanal, N-hexadecanal

CAS 629-80-1Formula C16H32OMolar mass 240.43 g/molEC 211-111-0
GHS signal word: Warning. Pictograms: Harmful or irritant 23 suppliers listed
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Hexadecanal chemical structure, C16H32O, CAS 629-80-1
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
629-80-1
Formula
C16H32O
Molar mass
240.43 g/mol
EC number
211-111-0
HS code
291219
Category
Aliphatic and alicyclic building blocks

What is Hexadecanal?

Plain description, key identifiers and synonyms

Hexadecanal is a long-chain fatty aldehyde and a 2,3-saturated fatty aldehyde. It has a role as a mouse metabolite, a Saccharomyces cerevisiae metabolite and a human metabolite.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
hexadecanal
CAS number
629-80-1 CAS number cross-checked
EC number
211-111-0
Molecular formula
C16H32O
UNII
WQD27655QE
MDL number
MFCD00055568
InChIKey
NIOYUNMRJMEDGI-UHFFFAOYSA-N
InChI
InChI=1S/C16H32O/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17/h16H,2-15H2,1H3
SMILES (canonical and isomeric)
CCCCCCCCCCCCCCCC=O

Synonyms

  • palmitaldehyde
  • 1-hexadecanal
  • N-hexadecanal
  • palmitoyl aldehyde
  • 16-Hexadecanal
  • Hexadecanaldehyde
  • Palmitic aldehyde
  • Palmityl Aldehyde
  • n-Hexadecan-1-al
  • Palmitaldehyde, 16-Hexadecanal
  • cetyl aldehyde
  • 629-80-1 (unlabeled)
  • hexadecylaldehyde
  • QSPL 064

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
240.43 g/molcalc.
Exact mass
240.2453 Dacalc.
LogP (octanol/water)
5.67calc.
Topological polar surface area
17.07 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
14calc.
Heavy atoms
17calc.
Rings
0calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.94calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (1 violation)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.
  • H335May cause respiratory irritation.
Precautionary statements (16)
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P271Use only outdoors or in a well-ventilated area.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P302 + P352If on skin: Wash with plenty of water.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P319Get medical help if you feel unwell.
  • 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.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • P405Store locked up.
  • 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

Hexadecanal suppliers

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

All 23 suppliers
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Where suppliers are based

23 suppliers in 5 countries

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Hexadecanal 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

  • Saccharomyces cerevisiae metabolite
  • animal metabolite
  • eukaryotic metabolite
  • fungal metabolite
  • human metabolite
  • mammalian metabolite
  • metabolite
  • mouse metabolite

Functional uses

  • Flavouring and nutrient

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 Hexadecanal is traded under.

HS 2912.19Indicative HS code

Acyclic aldehydes without other oxygen function, other

World exports in 2024
$679M
+4.8% vs 2023, imports $743M
2019 to 2024
Top exporters
  1. Germany22.0%
  2. China21.2%
  3. United States18.5%
Top importers
  1. United States13.1%
  2. Germany9.6%
  3. Belgium8.2%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

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

What is Hexadecanal?

Hexadecanal is a long-chain fatty aldehyde and a 2,3-saturated fatty aldehyde. It has a role as a mouse metabolite, a Saccharomyces cerevisiae metabolite and a human metabolite.

What is the CAS number of Hexadecanal?

The CAS registry number of Hexadecanal is 629-80-1.

What is the molecular formula and weight of Hexadecanal?

The molecular formula of Hexadecanal is C16H32O and its molar mass is 240.43 g/mol.

What is Hexadecanal used for?

Known uses and roles of Hexadecanal include building blocks in research and laboratory, saccharomyces cerevisiae metabolite, animal metabolite, eukaryotic metabolite, fungal metabolite and 5 more.

Is Hexadecanal hazardous?

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

What is the HS code of Hexadecanal?

Hexadecanal is usually classified under HS code 291219 (Acyclic aldehydes without other oxygen function, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Hexadecanal?

CompoundList lists 23 suppliers of Hexadecanal in China, United States, Hong Kong, India and 1 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Hexadecanal in India?

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

What is the price of Hexadecanal?

Suppliers quote Hexadecanal 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 Hexadecanal

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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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