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Analgesics and anti-inflammatories

Fendosal

Also known as Alnovin, 5-(4,5-Dihydro-2-phenyl-3H-benz[e]indol-3-yl)salicylic acid, Fendosalum

CAS 53597-27-6Formula C25H19NO3Molar mass 381.43 g/mol
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Fendosal chemical structure, C25H19NO3, CAS 53597-27-6
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
53597-27-6
Formula
C25H19NO3
Molar mass
381.43 g/mol
HS code
293399
Category
Analgesics and anti-inflammatories

What is Fendosal?

Plain description, key identifiers and synonyms

Fendosal is a benzoindole that is 4,5-dihydro-3H-benzo[e]indole in which the nitrogen is substituted by a 3-carboxy-4-hydroxyphenyl group. A non-narcotic analgesic and non-steroidal anti-inflammatory drug, it has greater analgesic and inflammatory responses than aspirin but with less gastrointestinal toxicity. It has a role as a non-steroidal anti-inflammatory drug and a non-narcotic analgesic. It is a monohydroxybenzoic acid, a member of pyrroles and a benzoindole.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2-hydroxy-5-(2-phenyl-4,5-dihydrobenzo[e]indol-3-yl)benzoic acid
CAS number
53597-27-6 CAS number cross-checked
Molecular formula
C25H19NO3
UNII
9Z709558TZ
MDL number
MFCD00866078
InChIKey
HAWWPSYXSLJRBO-UHFFFAOYSA-N
InChI
InChI=1S/C25H19NO3/c27-24-13-11-18(14-21(24)25(28)29)26-22-12-10-16-6-4-5-9-19(16)20(22)15-23(26)17-7-2-1-3-8-17/h1-9,11,13-15,27H,10,12H2,(H,28,29)
SMILES (canonical and isomeric)
C1CC2=C(C=C(N2C3=CC(=C(C=C3)O)C(=O)O)C4=CC=CC=C4)C5=CC=CC=C51

Synonyms

  • Alnovin
  • 5-(4,5-Dihydro-2-phenyl-3H-benz[e]indol-3-yl)salicylic acid
  • Fendosalum
  • BENZOIC ACID, 5-(4,5-DIHYDRO-2-PHENYL-3H-BENZ(e)INDOL-3-YL)-2-HYDROXY-
  • 3-(3-Carboxy-4-hydroxyphenyl)-2-phenyl-4,5-dihydro-3H-benz(e)indole
  • 5-(4,5-Dihydro-2-phenyl-3H-benz(e)indol-3-yl)-2-hydroxybenzoic acid
  • 5-(4,5-Dihydro-2-phenyl-3H-benz(e)indol-3-yl)salicylic acid
  • fendozal
  • HP 129
  • 2-hydroxy-5-(2-phenyl-4,5-dihydrobenzo[e]indol-3-yl)benzoic acid
  • 2-Hydroxy-5-(2-phenyl-4,5-dihydro-3H-benzo[e]indol-3-yl)benzoic acid
  • HP 129, NSC 351522, P 71-0129
  • 5-(4,5-Dihydro-2-phenyl-3H-benz[e]indol-3-yl)-salicylic acid
  • Alnovin (TN)
  • Fendosal (USAN/INN)
  • 2-hydroxy-5-{2-phenyl-3H,4H,5H-benzo[e]indol-3-yl}benzoic acid
  • 5-20-08-00484 (Beilstein Handbook Reference)
  • N-(3-Carboxy-4-hydroxy)phenylpyrrole
  • 5-(4,5-dihydro-2-phenyl-3H-benzo[e]indol-3-yl)salicylic acid
  • {5-(4,5-Dihydro-2-phenyl-3H-benz[e]indol-3-yl)salicylic} acid
  • 3-(3-Carboxy-4-hydroxyphenyl)-4,5-dihydro-2-phenylbenz[e]indole
  • 5-(4,5-Dihydro-2-phenyl-3H-benz[e]indol-3-yl)-salicylic Acid,
  • Benzoic acid,5-dihydro-2-phenyl-3H-benz[e]indol-3-yl)-2-hydroxy-
  • Benzoic acid, 5-(4, {5-dihydro-2-phenyl-3H-benz[e]indol-3-yl)-2-hydroxy-}

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
381.43 g/molcalc.
Exact mass
381.1365 Dacalc.
LogP (octanol/water)
5.31calc.
Topological polar surface area
62.46 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
2calc.
Rotatable bonds
3calc.
Heavy atoms
29calc.
Rings
5calc.
Aromatic rings
4calc.
Fraction sp3 carbons
0.08calc.
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, c1ccc(-c2cc3c(n2-c2ccccc2)CCc2ccccc2-3)cc1

c1ccc(-c2cc3c(n2-c2ccccc2)CCc2ccccc2-3)cc1

5 rings, 25 atoms.

1 other chemical 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.

Fendosal suppliers

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Fendosal 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

Roles

  • analgesic
  • anti-inflammatory agent
  • anti-inflammatory drug
  • antirheumatic drug
  • non-narcotic analgesic
  • non-steroidal anti-inflammatory drug
  • pharmaceutical

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 Fendosal is traded under.

HS 2933.99Indicative HS code

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

World exports in 2024
$12.1B
−31.0% vs 2023, imports $28.8B
2019 to 2024
Top exporters
  1. China30.5%
  2. India * partner reported16.3%
  3. Ireland9.0%
Top importers
  1. Slovenia31.7%
  2. Italy24.2%
  3. United States5.0%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Fendosal?

Fendosal is a benzoindole that is 4,5-dihydro-3H-benzo[e]indole in which the nitrogen is substituted by a 3-carboxy-4-hydroxyphenyl group. A non-narcotic analgesic and non-steroidal anti-inflammatory drug, it has greater analgesic and inflammatory responses than aspirin but with less gastrointestinal toxicity.

What is the CAS number of Fendosal?

The CAS registry number of Fendosal is 53597-27-6.

What is the molecular formula and weight of Fendosal?

The molecular formula of Fendosal is C25H19NO3 and its molar mass is 381.43 g/mol.

What is Fendosal used for?

Known uses and roles of Fendosal include analgesics and antipyretics in pharmaceuticals, anti-inflammatories in pharmaceuticals, analgesic, anti-inflammatory agent, anti-inflammatory drug and 4 more.

Is Fendosal hazardous?

No GHS hazard classification for Fendosal 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 Fendosal?

Fendosal is usually classified under HS code 293399 (Heterocyclic compounds with nitrogen hetero-atom(s) only, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Fendosal?

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What is the price of Fendosal?

Suppliers quote Fendosal 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 Fendosal

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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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