CompoundList
Sign in
Synthetic aroma chemicals

delta-UNDECALACTONE

Also known as 6-Hexyltetrahydro-2H-pyran-2-one, 6-hexyloxan-2-one, 2H-Pyran-2-one, 6-hexyltetrahydro-

CAS 710-04-3Formula C11H20O2Molar mass 184.28 g/molEC 211-915-1
13 suppliers listed
Get quotes Compare 13 suppliers
delta-UNDECALACTONE chemical structure, C11H20O2, CAS 710-04-3
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
710-04-3
Formula
C11H20O2
Molar mass
184.28 g/mol
EC number
211-915-1
HS code
293220
Category
Synthetic aroma chemicals

What is delta-UNDECALACTONE?

Plain description, key identifiers and synonyms

6-Hexyltetrahydro-2H-pyran-2-one is a delta-lactone.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
6-hexyloxan-2-one
CAS number
710-04-3 CAS number cross-checked
EC number
211-915-1
Molecular formula
C11H20O2
UNII
ERL32M2M38
MDL number
MFCD00006650
INCI name
DELTA-UNDECALACTONE
InChIKey
YZRXRLLRSPQHDK-UHFFFAOYSA-N
InChI
InChI=1S/C11H20O2/c1-2-3-4-5-7-10-8-6-9-11(12)13-10/h10H,2-9H2,1H3
SMILES (canonical and isomeric)
CCCCCCC1CCCC(=O)O1

Synonyms

  • 6-Hexyltetrahydro-2H-pyran-2-one
  • 6-hexyloxan-2-one
  • 2H-Pyran-2-one, 6-hexyltetrahydro-
  • 5-Undecanolide
  • Undecanoic delta-lactone
  • 5-Hydroxyundecanoic acid lactone
  • Undecanolide-1,5
  • delta-Undecanolactone
  • Delta undecalactone
  • delta-Hexylvalerolactone
  • 2H-Pyran-2-one, tetrahydro-3-hexyl-
  • 5-Hexyl-5-hydroxypentanoic acid lactone
  • Undecanoic acid, 5-hydroxy-, delta-lactone
  • (rs)-delta-undecalactone
  • delta-Hexyl-delta-valerolactone
  • 5-Hydroxyundecanoic Acid delta-Lactone
  • 6-Hexyl-2H-tetrahydropyran-2-one
  • 5-17-09-00097 (Beilstein Handbook Reference)
  • Hendecanoic acid, 5-hydroxy-, lactone
  • 5Undecanolide
  • Undecanolide1,5
  • Undeca1,5lactone
  • deltaHexylvalerolactone
  • 6Hexyltetrahydro2pyrone
  • 6Hexyltetrahydro2Hpyran2one
Show all 30 synonyms
  • 2HPyran2one, 6hexyltetrahydro
  • 5Hydroxyundecanoic acid lactone
  • (+-)-delta-Undecalactone
  • 5Hydroxyundecanoic acid deltalactone
  • 5Hexyl5hydroxypentanoic acid lactone

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
184.28 g/molcalc.
Exact mass
184.1463 Dacalc.
LogP (octanol/water)
3.05calc.
Topological polar surface area
26.3 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
5calc.
Heavy atoms
13calc.
Rings
1calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.91calc.
Formal charge
0calc.
Stereocentres
1calc.
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, O=C1CCCCO1

O=C1CCCCO1

1 ring, 7 atoms, the delta-Valerolactone ring system.

353 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

delta-UNDECALACTONE suppliers

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

All 13 suppliers
13 of 13 offers

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

13 suppliers in 4 countries

Send one request to many suppliers

Choose up to 10 suppliers or let us match your request. Compare quotes side by side, free.

Choose suppliersPost a request

delta-UNDECALACTONE 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.

Get latest price

Uses and applications

What the substance is used for, by industry and function

Cosmetic ingredient, INCI name DELTA-UNDECALACTONE(perfuming)

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 delta-UNDECALACTONE is traded under.

HS 2932.20Indicative HS code

Lactones

World exports in 2024
$1.97B
−4.7% vs 2023, imports $2.07B
2019 to 2024
Top exporters
  1. China56.3%
  2. India * partner reported7.4%
  3. Germany7.3%
Top importers
  1. United States14.2%
  2. India * partner reported13.5%
  3. Brazil8.5%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

Quick answers about delta-UNDECALACTONE, based on the data on this page

What is delta-UNDECALACTONE?

6-Hexyltetrahydro-2H-pyran-2-one is a delta-lactone.

What is the CAS number of delta-UNDECALACTONE?

The CAS registry number of delta-UNDECALACTONE is 710-04-3.

What is the molecular formula and weight of delta-UNDECALACTONE?

The molecular formula of delta-UNDECALACTONE is C11H20O2 and its molar mass is 184.28 g/mol.

What is delta-UNDECALACTONE used for?

Known uses and roles of delta-UNDECALACTONE include fragrance ingredients in cosmetics and personal care, fragrance ingredients in flavors and fragrances, esters and lactones in flavors and fragrances, perfuming, flavouring and nutrient and 1 more.

Is delta-UNDECALACTONE hazardous?

No GHS hazard classification for delta-UNDECALACTONE is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of delta-UNDECALACTONE?

delta-UNDECALACTONE is usually classified under HS code 293220 (Lactones). This is indicative, confirm it with your customs broker before shipping.

Where can I buy delta-UNDECALACTONE?

CompoundList lists 13 suppliers of delta-UNDECALACTONE in China, Germany, Japan 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 delta-UNDECALACTONE?

Suppliers quote delta-UNDECALACTONE 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 delta-UNDECALACTONE

Get quotes for delta-UNDECALACTONE

Post one free request with your grade, quantity and destination. Matching suppliers send quotes you can compare side by side.
Post a request Sell delta-UNDECALACTONE
Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
Embed this structure on your websiteShow code

Paste this code into your page to show the 2D structure of delta-UNDECALACTONE with a 3D view, its CAS number where known and a link back to this page. Free to use with the link kept.

<iframe src="https://www.compoundlist.com/embed/structure/delta-undecalactone-710-04-3" title="delta-UNDECALACTONE structure on CompoundList" width="360" height="420" style="border:1px solid #E7E2DA;border-radius:12px;max-width:100%" loading="lazy" referrerpolicy="strict-origin-when-cross-origin"></iframe>
Preview the embed

Explore more in Synthetic aroma chemicals or HS code 293220

13 suppliers
Free quotes, contact stays private
Get quotes