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Heterocyclic building blocks

Dibenz[b,e]oxepin

Also known as dibenzoxepin, 2,3,5,6-Dibenzoxepin

CAS 256-87-1Formula C14H10OMolar mass 194.23 g/mol
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Dibenz[b,e]oxepin chemical structure, C14H10O, CAS 256-87-1
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
256-87-1
Formula
C14H10O
Molar mass
194.23 g/mol
HS code
293299
Category
Heterocyclic building blocks

What is Dibenz[b,e]oxepin?

Plain description, key identifiers and synonyms

Dibenz[b,e]oxepin is a chemical substance with the molecular formula C14H10O and a molar mass of 194.23 g/mol. Its CAS registry number is 256-87-1. The IUPAC name is benzo[c][1]benzoxepine.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
benzo[c][1]benzoxepine
CAS number
256-87-1
Molecular formula
C14H10O
UNII
N7JJ2DFK5F
InChIKey
APMCUORPNXHBQK-UHFFFAOYSA-N
InChI
InChI=1S/C14H10O/c1-2-7-13-10-15-14-8-4-3-6-12(14)9-11(13)5-1/h1-10H
SMILES (canonical and isomeric)
C1=CC=C2C(=C1)C=C3C=CC=CC3=CO2

Synonyms

  • dibenzoxepin
  • 2,3,5,6-Dibenzoxepin

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
194.23 g/molcalc.
Exact mass
194.0732 Dacalc.
LogP (octanol/water)
1.65calc.
Topological polar surface area
9.23 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
1calc.
Rotatable bonds
0calc.
Heavy atoms
15calc.
Rings
3calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0calc.
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, C1=c2ccccc2=Cc2ccccc2O1

C1=c2ccccc2=Cc2ccccc2O1

3 rings, 15 atoms. This chemical is the scaffold itself.

No other chemical in our database has 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.

Dibenz[b,e]oxepin suppliers

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Dibenz[b,e]oxepin 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

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Dibenz[b,e]oxepin 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 Dibenz[b,e]oxepin is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Dibenz[b,e]oxepin, based on the data on this page

What is Dibenz[b,e]oxepin?

Dibenz[b,e]oxepin is a chemical substance with the molecular formula C14H10O and a molar mass of 194.23 g/mol. Its CAS registry number is 256-87-1. The IUPAC name is benzo[c][1]benzoxepine.

What is the CAS number of Dibenz[b,e]oxepin?

The CAS registry number of Dibenz[b,e]oxepin is 256-87-1.

What is the molecular formula and weight of Dibenz[b,e]oxepin?

The molecular formula of Dibenz[b,e]oxepin is C14H10O and its molar mass is 194.23 g/mol.

What is Dibenz[b,e]oxepin used for?

Known uses and roles of Dibenz[b,e]oxepin include building blocks in research and laboratory and screening compounds in research and laboratory.

Is Dibenz[b,e]oxepin hazardous?

No GHS hazard classification for Dibenz[b,e]oxepin 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 Dibenz[b,e]oxepin?

Dibenz[b,e]oxepin 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 Dibenz[b,e]oxepin?

Post a free request on CompoundList and suppliers of Dibenz[b,e]oxepin will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Dibenz[b,e]oxepin?

Suppliers quote Dibenz[b,e]oxepin 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 Dibenz[b,e]oxepin

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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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