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Heterocyclic building blocks

Auralgan

Also known as Auroguard, Auroguard Otic, Benzoic acid, 4-amino-, ethyl ester, mixt. with 1,2-dihydro-1,5-dimethyl-2-phenyl-3H-pyrazol-3-one

CAS 63448-01-1Formula C20H23N3O3Molar mass 353.42 g/mol
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Auralgan chemical structure, C20H23N3O3, CAS 63448-01-1
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
63448-01-1
Formula
C20H23N3O3
Molar mass
353.42 g/mol
HS code
293311
Category
Heterocyclic building blocks

What is Auralgan?

Plain description, key identifiers and synonyms

Auralgan is a chemical substance with the molecular formula C20H23N3O3 and a molar mass of 353.42 g/mol. Its CAS registry number is 63448-01-1. The IUPAC name is 1,5-dimethyl-2-phenylpyrazol-3-one, ethyl 4-aminobenzoate.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
1,5-dimethyl-2-phenylpyrazol-3-one, ethyl 4-aminobenzoate
CAS number
63448-01-1 CAS number cross-checked
Molecular formula
C20H23N3O3
InChIKey
ZTAKXWLTKDPLJY-UHFFFAOYSA-N
InChI
InChI=1S/C11H12N2O.C9H11NO2/c1-9-8-11(14)13(12(9)2)10-6-4-3-5-7-10;1-2-12-9(11)7-3-5-8(10)6-4-7/h3-8H,1-2H3;3-6H,2,10H2,1H3
SMILES (canonical and isomeric)
CCOC(=O)C1=CC=C(C=C1)N.CC1=CC(=O)N(N1C)C2=CC=CC=C2

Synonyms

  • Auroguard
  • Auroguard Otic
  • Benzoic acid, 4-amino-, ethyl ester, mixt. with 1,2-dihydro-1,5-dimethyl-2-phenyl-3H-pyrazol-3-one
  • Ethyl 4-aminobenzoate--1,5-dimethyl-2-phenyl-1,2-dihydro-3H-pyrazol-3-one (1/1)

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
353.42 g/molcalc.
Exact mass
353.1739 Dacalc.
LogP (octanol/water)
2.93calc.
Topological polar surface area
79.25 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
3calc.
Heavy atoms
26calc.
Rings
3calc.
Aromatic rings
3calc.
Fraction sp3 carbons
0.2calc.
Formal charge
0calc.
Stereocentres
0calc.
Components
2calc.
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=c1cc[nH]n1-c1ccccc1

O=c1cc[nH]n1-c1ccccc1

2 rings, 12 atoms, the 1-Phenyl-1H-pyrazol-5-ol ring system.

799 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.

Auralgan suppliers

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Auralgan 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 Auralgan is traded under.

HS 2933.11Indicative HS code

Phenazone (antipyrin) and its derivatives

World exports in 2024
$52.1M
−12.0% vs 2023, imports $179M
2019 to 2024
Top exporters
  1. Germany52.0%
  2. China16.4%
  3. India * partner reported8.3%
Top importers
  1. Brazil50.6%
  2. Romania7.4%
  3. Spain6.0%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Auralgan?

Auralgan is a chemical substance with the molecular formula C20H23N3O3 and a molar mass of 353.42 g/mol. Its CAS registry number is 63448-01-1. The IUPAC name is 1,5-dimethyl-2-phenylpyrazol-3-one, ethyl 4-aminobenzoate.

What is the CAS number of Auralgan?

The CAS registry number of Auralgan is 63448-01-1.

What is the molecular formula and weight of Auralgan?

The molecular formula of Auralgan is C20H23N3O3 and its molar mass is 353.42 g/mol.

What is Auralgan used for?

Known uses and roles of Auralgan include building blocks in research and laboratory.

Is Auralgan hazardous?

No GHS hazard classification for Auralgan 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 Auralgan?

Auralgan is usually classified under HS code 293311 (Phenazone (antipyrin) and its derivatives). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Auralgan?

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

What is the price of Auralgan?

Suppliers quote Auralgan 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 Auralgan

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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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