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Bronze red

Also known as Scarlet 808, 3-hydroxy-N-phenyl-4-phenyldiazenylnaphthalene-2-carboxamide, 3-Hydroxy-N-phenyl-4-(phenyldiazenyl)-2-naphthamide

CAS 3789-75-1Formula C23H17N3O2Molar mass 367.41 g/mol
Bronze red chemical structure, C23H17N3O2, CAS 3789-75-1
2D chemical structure

Key facts

What buyers check first

CAS number
3789-75-1
Formula
C23H17N3O2
Molar mass
367.41 g/mol
HS code
292700
Category
Screening compounds

What is Bronze red?

Plain description, key identifiers and synonyms

Bronze red is a chemical substance with the molecular formula C23H17N3O2 and a molar mass of 367.41 g/mol. Its CAS registry number is 3789-75-1. The IUPAC name is 3-hydroxy-N-phenyl-4-phenyldiazenylnaphthalene-2-carboxamide.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
3-hydroxy-N-phenyl-4-phenyldiazenylnaphthalene-2-carboxamide
CAS number
3789-75-1 CAS number cross-checked
Molecular formula
C23H17N3O2
InChIKey
WYUHTVDGHDRPDW-UHFFFAOYSA-N
InChI
InChI=1S/C23H17N3O2/c27-22-20(23(28)24-17-10-3-1-4-11-17)15-16-9-7-8-14-19(16)21(22)26-25-18-12-5-2-6-13-18/h1-15,27H,(H,24,28)
SMILES (canonical and isomeric)
C1=CC=C(C=C1)NC(=O)C2=CC3=CC=CC=C3C(=C2O)N=NC4=CC=CC=C4

Synonyms

  • Scarlet 808
  • 3-hydroxy-N-phenyl-4-phenyldiazenylnaphthalene-2-carboxamide
  • 3-Hydroxy-N-phenyl-4-(phenyldiazenyl)-2-naphthamide
  • 3-Hydroxy-4-phenylazo-naphthalene-2-carboxylic acid phenylamide
  • 3-Hydroxy-N-phenyl-4-(2-phenyldiazenyl)-2-naphthalenecarboxamide
  • 808 Scarlet
  • Bronze Red (12300)
  • 3-oxo-N-phenyl-4-(phenylhydrazinylidene)naphthalene-2-carboxamide
  • 3-Hydroxy-N-phenyl-4-(phenyldiazenyl)naphthalene-2-carboxamide

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
367.41 g/molcalc.
Exact mass
367.1321 Dacalc.
LogP (octanol/water)
6.21calc.
Topological polar surface area
74.05 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
4calc.
Heavy atoms
28calc.
Rings
4calc.
Aromatic rings
4calc.
Fraction sp3 carbons
0calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (1 violation)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=C(Nc1ccccc1)c1cc(N=Nc2ccccc2)c2ccccc2c1

O=C(Nc1ccccc1)c1cc(N=Nc2ccccc2)c2ccccc2c1

4 rings, 27 atoms.

178 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.

Bronze red suppliers

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Bronze red 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 Bronze red is traded under.

HS 2927.00Indicative HS code

Diazo-, azo- or azoxy compounds

World exports in 2024
$571M
+6.1% vs 2023, imports $525M
2019 to 2024
Top exporters
  1. China47.0%
  2. Indonesia13.1%
  3. Japan9.3%
Top importers
  1. United States10.2%
  2. India * partner reported9.1%
  3. South Korea9.1%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

Quick answers about Bronze red, based on the data on this page

What is Bronze red?

Bronze red is a chemical substance with the molecular formula C23H17N3O2 and a molar mass of 367.41 g/mol. Its CAS registry number is 3789-75-1. The IUPAC name is 3-hydroxy-N-phenyl-4-phenyldiazenylnaphthalene-2-carboxamide.

What is the CAS number of Bronze red?

The CAS registry number of Bronze red is 3789-75-1.

What is the molecular formula and weight of Bronze red?

The molecular formula of Bronze red is C23H17N3O2 and its molar mass is 367.41 g/mol.

What is Bronze red used for?

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

Is Bronze red hazardous?

No GHS hazard classification for Bronze red 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 Bronze red?

Bronze red is usually classified under HS code 292700 (Diazo-, azo- or azoxy-compounds). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Bronze red?

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

What is the price of Bronze red?

Suppliers quote Bronze red 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 Bronze red

Get quotes for Bronze red

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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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