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Screening compounds

Npc-18915

Also known as Benzoic acid, 4-((1E)-2-(2-(2-benzofuranyl)phenyl)ethenyl)-, NPC 18915, Benzoic acid, 4-(2-(2-(2-benzofuranyl)phenyl)ethenyl)-, (E)-

CAS 179487-75-3Formula C23H16O3Molar mass 340.38 g/mol
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Npc-18915 chemical structure, C23H16O3, CAS 179487-75-3
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
179487-75-3
Formula
C23H16O3
Molar mass
340.38 g/mol
HS code
293299
Category
Screening compounds

What is Npc-18915?

Plain description, key identifiers and synonyms

Npc-18915 is a chemical substance with the molecular formula C23H16O3 and a molar mass of 340.38 g/mol. Its CAS registry number is 179487-75-3. The IUPAC name is 4-[(E)-2-[2-(1-benzofuran-2-yl)phenyl]ethenyl]benzoic acid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
4-[(E)-2-[2-(1-benzofuran-2-yl)phenyl]ethenyl]benzoic acid
CAS number
179487-75-3
Molecular formula
C23H16O3
UNII
N917K7H53K
InChIKey
WLNRDTFLFIXWSX-FMIVXFBMSA-N
InChI
InChI=1S/C23H16O3/c24-23(25)18-13-10-16(11-14-18)9-12-17-5-1-3-7-20(17)22-15-19-6-2-4-8-21(19)26-22/h1-15H,(H,24,25)/b12-9+
Canonical SMILES
O=C(O)c1ccc(C=Cc2ccccc2-c2cc3ccccc3o2)cc1
Isomeric SMILES
C1=CC=C2C(=C1)C=C(O2)C3=CC=CC=C3/C=C/C4=CC=C(C=C4)C(=O)O

Synonyms

  • Benzoic acid, 4-((1E)-2-(2-(2-benzofuranyl)phenyl)ethenyl)-
  • NPC 18915
  • Benzoic acid, 4-(2-(2-(2-benzofuranyl)phenyl)ethenyl)-, (E)-
  • 4-[(E)-2-[2-(1-benzofuran-2-yl)phenyl]ethenyl]benzoic acid

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
340.38 g/molcalc.
Exact mass
340.1099 Dacalc.
LogP (octanol/water)
5.97calc.
Topological polar surface area
50.44 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
4calc.
Heavy atoms
26calc.
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, C(=Cc1ccccc1-c1cc2ccccc2o1)c1ccccc1

C(=Cc1ccccc1-c1cc2ccccc2o1)c1ccccc1

4 rings, 23 atoms.

No other chemical in our database has 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.

Npc-18915 suppliers

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Npc-18915 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 Npc-18915 is traded under.

HS 2932.99Indicative HS code

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

World exports in 2024
$3.81B
+10.3% vs 2023, imports $7.05B
2019 to 2024
Top exporters
  1. China28.9%
  2. Switzerland * partner reported12.7%
  3. Germany7.8%
Top importers
  1. United States49.7%
  2. China11.9%
  3. India * partner reported3.3%

* Partner reported figures, a lower bound.

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

The HS code shown for Npc-18915 is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Npc-18915, based on the data on this page

What is Npc-18915?

Npc-18915 is a chemical substance with the molecular formula C23H16O3 and a molar mass of 340.38 g/mol. Its CAS registry number is 179487-75-3. The IUPAC name is 4-[(E)-2-[2-(1-benzofuran-2-yl)phenyl]ethenyl]benzoic acid.

What is the CAS number of Npc-18915?

The CAS registry number of Npc-18915 is 179487-75-3.

What is the molecular formula and weight of Npc-18915?

The molecular formula of Npc-18915 is C23H16O3 and its molar mass is 340.38 g/mol.

What is Npc-18915 used for?

Known uses and roles of Npc-18915 include building blocks in research and laboratory and screening compounds in research and laboratory.

Is Npc-18915 hazardous?

No GHS hazard classification for Npc-18915 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 Npc-18915?

Npc-18915 is usually classified under HS code 293299 (Heterocyclic compounds with oxygen hetero-atom(s) only, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Npc-18915?

Post a free request on CompoundList and suppliers of Npc-18915 will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Npc-18915?

Suppliers quote Npc-18915 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 Npc-18915

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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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