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Heterocyclic building blocks

Dimidazon

Also known as 4,5-dimethoxy-2-phenylpyridazin-3(2H)-one, 3(2H)-Pyridazinone, 4,5-dimethoxy-2-phenyl-, BAS 29095

CAS 3295-78-1Formula C12H12N2O3Molar mass 232.24 g/mol
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Dimidazon chemical structure, C12H12N2O3, CAS 3295-78-1
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
3295-78-1
Formula
C12H12N2O3
Molar mass
232.24 g/mol
HS code
293399
Category
Heterocyclic building blocks

What is Dimidazon?

Plain description, key identifiers and synonyms

Dimidazon is a chemical substance with the molecular formula C12H12N2O3 and a molar mass of 232.24 g/mol. Its CAS registry number is 3295-78-1. The IUPAC name is 4,5-dimethoxy-2-phenylpyridazin-3-one.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
4,5-dimethoxy-2-phenylpyridazin-3-one
CAS number
3295-78-1 CAS number cross-checked
Molecular formula
C12H12N2O3
UNII
5AM45V743J
InChIKey
NEFZKJCNHBXWLP-UHFFFAOYSA-N
InChI
InChI=1S/C12H12N2O3/c1-16-10-8-13-14(12(15)11(10)17-2)9-6-4-3-5-7-9/h3-8H,1-2H3
SMILES (canonical and isomeric)
COC1=C(C(=O)N(N=C1)C2=CC=CC=C2)OC

Synonyms

  • 4,5-dimethoxy-2-phenylpyridazin-3(2H)-one
  • 3(2H)-Pyridazinone, 4,5-dimethoxy-2-phenyl-
  • BAS 29095
  • 1-Phenyl-4,5-dimethoxypyridaz-6-one
  • 4,5-Dimethoxy-2-phenyl-3(2H)-pyridazinone
  • 4,5-dimethoxy-2-phenylpyridazin-3-one
  • 2-phenyl-4,5-dimethoxypyridazin-3-one
  • 4,5-Dimethoxy-2-phenyl-2H-pyridazin-3-one

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
232.24 g/molcalc.
Exact mass
232.0848 Dacalc.
LogP (octanol/water)
1.25calc.
Topological polar surface area
53.35 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
3calc.
Heavy atoms
17calc.
Rings
2calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.17calc.
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, O=c1cccnn1-c1ccccc1

O=c1cccnn1-c1ccccc1

2 rings, 13 atoms, the 2-Phenyl-3(2H)-pyridazinone ring system.

525 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.

Dimidazon suppliers

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Dimidazon 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 Dimidazon is traded under.

HS 2933.99Indicative HS code

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

World exports in 2024
$12.1B
−31.0% vs 2023, imports $28.8B
2019 to 2024
Top exporters
  1. China30.5%
  2. India * partner reported16.3%
  3. Ireland9.0%
Top importers
  1. Slovenia31.7%
  2. Italy24.2%
  3. United States5.0%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Dimidazon?

Dimidazon is a chemical substance with the molecular formula C12H12N2O3 and a molar mass of 232.24 g/mol. Its CAS registry number is 3295-78-1. The IUPAC name is 4,5-dimethoxy-2-phenylpyridazin-3-one.

What is the CAS number of Dimidazon?

The CAS registry number of Dimidazon is 3295-78-1.

What is the molecular formula and weight of Dimidazon?

The molecular formula of Dimidazon is C12H12N2O3 and its molar mass is 232.24 g/mol.

What is Dimidazon used for?

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

Is Dimidazon hazardous?

No GHS hazard classification for Dimidazon 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 Dimidazon?

Dimidazon is usually classified under HS code 293399 (Heterocyclic compounds with nitrogen hetero-atom(s) only, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Dimidazon?

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

What is the price of Dimidazon?

Suppliers quote Dimidazon 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 Dimidazon

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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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