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Heterocyclic building blocks

Vadrine

Also known as 5-(4-Pyridyl)-1,3,4-oxadiazol-2-ol p-aminosalicylate, 4-amino-2-hydroxybenzoic acid, 5-pyridin-4-yl-3H-1,3,4-oxadiazol-2-one, 1,3,4-Oxadiazol-2(3H)-one, 5-(4-pyridinyl)-, mono(4-amino-2-hydroxybenzoate)

CAS 3547-60-2Formula C14H12N4O5Molar mass 316.27 g/mol
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Vadrine chemical structure, C14H12N4O5, CAS 3547-60-2
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
3547-60-2
Formula
C14H12N4O5
Molar mass
316.27 g/mol
HS code
293499
Category
Heterocyclic building blocks

What is Vadrine?

Plain description, key identifiers and synonyms

Vadrine is a chemical substance with the molecular formula C14H12N4O5 and a molar mass of 316.27 g/mol. Its CAS registry number is 3547-60-2. The IUPAC name is 4-amino-2-hydroxybenzoic acid, 5-pyridin-4-yl-3H-1,3,4-oxadiazol-2-one.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
4-amino-2-hydroxybenzoic acid, 5-pyridin-4-yl-3H-1,3,4-oxadiazol-2-one
CAS number
3547-60-2 CAS number cross-checked
Molecular formula
C14H12N4O5
InChIKey
JEESEUTVYFCIFM-UHFFFAOYSA-N
InChI
InChI=1S/C7H5N3O2.C7H7NO3/c11-7-10-9-6(12-7)5-1-3-8-4-2-5;8-4-1-2-5(7(10)11)6(9)3-4/h1-4H,(H,10,11);1-3,9H,8H2,(H,10,11)
SMILES (canonical and isomeric)
C1=CC(=C(C=C1N)O)C(=O)O.C1=CN=CC=C1C2=NNC(=O)O2

Synonyms

  • 5-(4-Pyridyl)-1,3,4-oxadiazol-2-ol p-aminosalicylate
  • 4-amino-2-hydroxybenzoic acid, 5-pyridin-4-yl-3H-1,3,4-oxadiazol-2-one
  • 1,3,4-Oxadiazol-2(3H)-one, 5-(4-pyridinyl)-, mono(4-amino-2-hydroxybenzoate)
  • 4-Amino-2-hydroxybenzoic acid--5-(pyridin-4-yl)-1,3,4-oxadiazol-2(3H)-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
316.27 g/molcalc.
Exact mass
316.0808 Dacalc.
LogP (octanol/water)
1.1calc.
Topological polar surface area
155.3 Ųcalc.
Hydrogen bond donors
4calc.
Hydrogen bond acceptors
7calc.
Rotatable bonds
2calc.
Heavy atoms
23calc.
Rings
3calc.
Aromatic rings
3calc.
Fraction sp3 carbons
0calc.
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=c1[nH]nc(-c2ccncc2)o1

O=c1[nH]nc(-c2ccncc2)o1

2 rings, 12 atoms, the 2-(4-Pyridyl)-1,3,4-oxadiazol-5-one ring system.

3 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.

Vadrine suppliers

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Vadrine 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 Vadrine 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 Vadrine is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

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

What is Vadrine?

Vadrine is a chemical substance with the molecular formula C14H12N4O5 and a molar mass of 316.27 g/mol. Its CAS registry number is 3547-60-2. The IUPAC name is 4-amino-2-hydroxybenzoic acid, 5-pyridin-4-yl-3H-1,3,4-oxadiazol-2-one.

What is the CAS number of Vadrine?

The CAS registry number of Vadrine is 3547-60-2.

What is the molecular formula and weight of Vadrine?

The molecular formula of Vadrine is C14H12N4O5 and its molar mass is 316.27 g/mol.

What is Vadrine used for?

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

Is Vadrine hazardous?

No GHS hazard classification for Vadrine 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 Vadrine?

Vadrine 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 Vadrine?

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

What is the price of Vadrine?

Suppliers quote Vadrine 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 Vadrine

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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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