CompoundList
Sign in
Heterocyclic building blocks

Oxepane

Also known as Hexamethylene oxide, Oxacycloheptane, Hexahydrooxepin

CAS 592-90-5Formula C6H12OMolar mass 100.16 g/molEC 209-777-2
GHS signal word: Danger. Pictograms: Flammable
Get quotes Safety data
Oxepane chemical structure, C6H12O, CAS 592-90-5
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
592-90-5
Formula
C6H12O
Molar mass
100.16 g/mol
Physical form
Liquid
HS code
293299
Category
Heterocyclic building blocks
Illustrative photo, 200 litre blue HDPE drums of liquid in a warehouse
Typical packagingIllustrative packaging image, not the actual product

What is Oxepane?

Plain description, key identifiers and synonyms

Oxepane is a saturated organic heteromonocyclic parent that is cycloheptane in which one of the methylene groups is replaced by oxygen. It is a saturated organic heteromonocyclic parent and a cyclic ether.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
oxepane
CAS number
592-90-5 CAS number cross-checkedOther or deprecated CAS: 33807-31-7
EC number
209-777-2
Molecular formula
C6H12O
UNII
9T7S69J4PS
MDL number
MFCD00003266
InChIKey
UHHKSVZZTYJVEG-UHFFFAOYSA-N
InChI
InChI=1S/C6H12O/c1-2-4-6-7-5-3-1/h1-6H2
SMILES (canonical and isomeric)
C1CCCOCC1

Synonyms

  • Hexamethylene oxide
  • Oxacycloheptane
  • Hexahydrooxepin
  • Oxepin, hexahydro-
  • Hexane, 1,6-epoxy-
  • Hexamethyleneoxide
  • Hexamethylene oxide 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

Physical form
Liquidexp.

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
100.16 g/molcalc.
Exact mass
100.0888 Dacalc.
LogP (octanol/water)
1.58calc.
Topological polar surface area
9.23 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
0calc.
Heavy atoms
7calc.
Rings
1calc.
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.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, C1CCCOCC1

C1CCCOCC1

1 ring, 7 atoms. This chemical is the scaffold itself.

249 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS02: Flammable
Flammable

Hazard statements

  • H225Highly flammable liquid and vapour.
Precautionary statements (11)
  • P210Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
  • P233Keep container tightly closed.
  • P240Ground and bond container and receiving equipment.
  • P241Use explosion-proof electrical, ventilating and lighting equipment.
  • P242Use non-sparking tools.
  • P243Take action to prevent static discharges.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P303 + P361 + P353If on skin (or hair): Take off immediately all contaminated clothing. Rinse skin with water or shower.
  • P370 + P378In case of fire: Use appropriate media to extinguish.
  • P403 + P235Store in a well-ventilated place. Keep cool.
  • 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

Oxepane suppliers

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

No supplier listings yet

Post one free request and suppliers who make or trade Oxepane can send you quotes. Your contact details stay private until you accept a quote.

Request quotesSell this chemical

Oxepane 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

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 Oxepane is traded under.

HS 2932.99Indicative HS code

Heterocyclic compounds with oxygen hetero-atom(s) only, other

World exports in 2024
$3.81B
+10.3% vs 2023, imports $7.05B
2019 to 2024
Top exporters
  1. China28.9%
  2. Switzerland * partner reported12.7%
  3. Germany7.8%
Top importers
  1. United States49.7%
  2. China11.9%
  3. India * partner reported3.3%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Oxepane?

Oxepane is a saturated organic heteromonocyclic parent that is cycloheptane in which one of the methylene groups is replaced by oxygen. It is a saturated organic heteromonocyclic parent and a cyclic ether.

What is the CAS number of Oxepane?

The CAS registry number of Oxepane is 592-90-5. Other or deprecated CAS numbers: 33807-31-7.

What is the molecular formula and weight of Oxepane?

The molecular formula of Oxepane is C6H12O and its molar mass is 100.16 g/mol.

What is Oxepane used for?

Known uses and roles of Oxepane include building blocks in research and laboratory and screening compounds in research and laboratory.

Is Oxepane hazardous?

Oxepane carries the GHS signal word "Danger". Main hazards: highly flammable liquid and vapour. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Oxepane?

Oxepane is usually classified under HS code 293299 (Heterocyclic compounds with oxygen hetero-atom(s) only, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Oxepane?

Post a free request on CompoundList and suppliers of Oxepane will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Oxepane?

Suppliers quote Oxepane 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 Oxepane

Get quotes for Oxepane

Post one free request with your grade, quantity and destination. Matching suppliers send quotes you can compare side by side.
Post a request Sell Oxepane
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 Oxepane with a 3D view, its CAS number and a link back to this page. Free to use with the link kept.

<iframe src="https://www.compoundlist.com/embed/structure/oxepane-592-90-5" title="Oxepane 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 Heterocyclic building blocks or HS code 293299

Price on request
Free quotes, contact stays private
Get quotes