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Aromatic building blocks

Nitrosobenzene dimer

Also known as trans-Nitrosobenzene dimer, trans-Diazoxybenzene, (E)-1,2-Dioxo-1,2-diphenyl-1lambda~5~,2lambda~5~-diazene

CAS 115626-83-0Formula C12H10N2O2Molar mass 214.22 g/mol
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Nitrosobenzene dimer chemical structure, C12H10N2O2, CAS 115626-83-0
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
115626-83-0
Formula
C12H10N2O2
Molar mass
214.22 g/mol
HS code
294200
Category
Aromatic building blocks

What is Nitrosobenzene dimer?

Plain description, key identifiers and synonyms

Nitrosobenzene dimer is a chemical substance with the molecular formula C12H10N2O2 and a molar mass of 214.22 g/mol. Its CAS registry number is 115626-83-0. The IUPAC name is (E)-oxido-[oxido(phenyl)azaniumylidene]-phenylazanium.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(E)-oxido-[oxido(phenyl)azaniumylidene]-phenylazanium
CAS number
115626-83-0 CAS number cross-checkedOther or deprecated CAS: 35506-28-6
Molecular formula
C12H10N2O2
InChIKey
WHFNSVMCGRQIRC-BUHFOSPRSA-N
InChI
InChI=1S/C12H10N2O2/c15-13(11-7-3-1-4-8-11)14(16)12-9-5-2-6-10-12/h1-10H/b14-13+
SMILES
C1=CC=C(C=C1)/[N+](=[N+](/C2=CC=CC=C2)\[O-])/[O-]

Synonyms

  • trans-Nitrosobenzene dimer
  • trans-Diazoxybenzene
  • (E)-1,2-Dioxo-1,2-diphenyl-1lambda~5~,2lambda~5~-diazene

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
214.22 g/molcalc.
Exact mass
214.0742 Dacalc.
LogP (octanol/water)
3.12calc.
Topological polar surface area
52.14 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
2calc.
Heavy atoms
16calc.
Rings
2calc.
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, c1ccc(N=Nc2ccccc2)cc1

c1ccc(N=Nc2ccccc2)cc1

2 rings, 14 atoms, the Azobenzene ring system.

3,419 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.

Nitrosobenzene dimer suppliers

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Nitrosobenzene dimer 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 Nitrosobenzene dimer is traded under.

HS 2942.00Indicative HS code

Organic compounds not elsewhere classified in chapter 29

World exports in 2024
$589M
−43.5% vs 2023, imports $614M
2019 to 2024
Top exporters
  1. India * partner reported20.7%
  2. United States18.6%
  3. Italy10.4%
Top importers
  1. United States15.1%
  2. Italy6.7%
  3. Japan5.3%

* Partner reported figures, a lower bound.

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

The HS code shown for Nitrosobenzene dimer is indicative (it is known at chapter level only). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Nitrosobenzene dimer, based on the data on this page

What is Nitrosobenzene dimer?

Nitrosobenzene dimer is a chemical substance with the molecular formula C12H10N2O2 and a molar mass of 214.22 g/mol. Its CAS registry number is 115626-83-0. The IUPAC name is (E)-oxido-[oxido(phenyl)azaniumylidene]-phenylazanium.

What is the CAS number of Nitrosobenzene dimer?

The CAS registry number of Nitrosobenzene dimer is 115626-83-0. Other or deprecated CAS numbers: 35506-28-6.

What is the molecular formula and weight of Nitrosobenzene dimer?

The molecular formula of Nitrosobenzene dimer is C12H10N2O2 and its molar mass is 214.22 g/mol.

What is Nitrosobenzene dimer used for?

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

Is Nitrosobenzene dimer hazardous?

No GHS hazard classification for Nitrosobenzene dimer 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 Nitrosobenzene dimer?

Nitrosobenzene dimer is usually classified under HS code 294200 (XIII. OTHER ORGANIC COMPOUNDS, other organic compounds). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Nitrosobenzene dimer?

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What is the price of Nitrosobenzene dimer?

Suppliers quote Nitrosobenzene dimer 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 Nitrosobenzene dimer

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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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