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Heterocyclic building blocks

Furazonal

Also known as 4-(5-Nitro-2-furfurylidenamino)-4H-1,2,4-triazole, (E)-1-(5-nitrofuran-2-yl)-N-(1,2,4-triazol-4-yl)methanimine, N-((5-Nitro-2-furanyl)methylene)-4H-1,2,4-triazol-4-amine

CAS 13185-22-3Formula C7H5N5O3Molar mass 207.15 g/mol
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Furazonal chemical structure, C7H5N5O3, CAS 13185-22-3
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
13185-22-3
Formula
C7H5N5O3
Molar mass
207.15 g/mol
HS code
293499
Category
Heterocyclic building blocks

What is Furazonal?

Plain description, key identifiers and synonyms

Furazonal is a chemical substance with the molecular formula C7H5N5O3 and a molar mass of 207.15 g/mol. Its CAS registry number is 13185-22-3. The IUPAC name is (E)-1-(5-nitrofuran-2-yl)-N-(1,2,4-triazol-4-yl)methanimine.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(E)-1-(5-nitrofuran-2-yl)-N-(1,2,4-triazol-4-yl)methanimine
CAS number
13185-22-3 CAS number cross-checked
Molecular formula
C7H5N5O3
InChIKey
QXVYMNMBMPYNAZ-XCVCLJGOSA-N
InChI
InChI=1S/C7H5N5O3/c13-12(14)7-2-1-6(15-7)3-10-11-4-8-9-5-11/h1-5H/b10-3+
Canonical SMILES
O=[N+]([O-])c1ccc(C=Nn2cnnc2)o1
Isomeric SMILES
C1=C(OC(=C1)[N+](=O)[O-])/C=N/N2C=NN=C2

Synonyms

  • 4-(5-Nitro-2-furfurylidenamino)-4H-1,2,4-triazole
  • (E)-1-(5-nitrofuran-2-yl)-N-(1,2,4-triazol-4-yl)methanimine
  • N-((5-Nitro-2-furanyl)methylene)-4H-1,2,4-triazol-4-amine
  • N-[(5-Nitro-2-furanyl)methylene]-4H-1,2,4-triazol-4-amine
  • (E)-1-(5-Nitrofuran-2-yl)-N-(4H-1,2,4-triazol-4-yl)methanimine
  • 4-((5-Nitrofurfurylidene)amino)-4H-1,2,4-triazole
  • 4H-1,2,4-Triazol-4-amine, N-((5-nitro-2-furanyl)methylene)-
  • 1-(5-nitrofurfurylideneamino)-1,3,4-triazole
  • 4H-1,2,4-Triazole, 4-((5-nitrofurfurylidene)amino)-
  • 4-[({5-nitro-2-furyl}methylene)amino]-4H-1,2,4-triazole
  • N-[(1E)-(5-nitro-2-furyl)methylene]-4H-1,2,4-triazol-4-amine
  • N-[(E)-(5-nitrofuran-2-yl)methylidene]-4H-1,2,4-triazol-4-amine
  • 4H-1,2,4-triazol-4-amine, N-[(1E)-(5-nitro-2-furanyl)methylene]-

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
207.15 g/molcalc.
Exact mass
207.0392 Dacalc.
LogP (octanol/water)
0.66calc.
Topological polar surface area
99.35 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
6calc.
Rotatable bonds
3calc.
Heavy atoms
15calc.
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, C(=Nn1cnnc1)c1ccco1

C(=Nn1cnnc1)c1ccco1

2 rings, 12 atoms.

2 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.

Furazonal suppliers

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Furazonal 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 Furazonal is traded under.

HS 2934.99Indicative HS code

Nucleic acids and their salts, other heterocyclic compounds, not elsewhere classified in heading 2934

World exports in 2024
$26.7B
+15.0% vs 2023, imports $26.3B
2019 to 2024
Top exporters
  1. Ireland26.3%
  2. China15.7%
  3. Singapore10.3%
Top importers
  1. United States24.5%
  2. Germany23.1%
  3. Japan4.5%
Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

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

What is Furazonal?

Furazonal is a chemical substance with the molecular formula C7H5N5O3 and a molar mass of 207.15 g/mol. Its CAS registry number is 13185-22-3. The IUPAC name is (E)-1-(5-nitrofuran-2-yl)-N-(1,2,4-triazol-4-yl)methanimine.

What is the CAS number of Furazonal?

The CAS registry number of Furazonal is 13185-22-3.

What is the molecular formula and weight of Furazonal?

The molecular formula of Furazonal is C7H5N5O3 and its molar mass is 207.15 g/mol.

What is Furazonal used for?

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

Is Furazonal hazardous?

No GHS hazard classification for Furazonal 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 Furazonal?

Furazonal is usually classified under HS code 293499 (Nucleic acids and their salts, whether or not chemically defined, other heterocyclic…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Furazonal?

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

What is the price of Furazonal?

Suppliers quote Furazonal 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 Furazonal

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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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