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Screening compounds

Acetildenafil

Also known as Hongdenafil, 5-(2-Ethoxy-5-(2-(4-ethylpiperazin-1-yl)acetyl)phenyl)-1-methyl-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-7(6H)-one, 5-[2-ethoxy-5-[2-(4-ethylpiperazin-1-yl)acetyl]phenyl]-1-methyl-3-propyl-4H-pyrazolo[4,3-d]pyrimidin-7-one

CAS 831217-01-7Formula C25H34N6O3Molar mass 466.59 g/molEC 957-155-0
GHS signal word: Warning. Pictograms: Harmful or irritant 58 suppliers listed
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Acetildenafil chemical structure, C25H34N6O3, CAS 831217-01-7
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
831217-01-7
Formula
C25H34N6O3
Molar mass
466.59 g/mol
EC number
957-155-0
HS code
293359
Category
Screening compounds

What is Acetildenafil?

Plain description, key identifiers and synonyms

Acetildenafil is an aromatic ketone.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
5-[2-ethoxy-5-[2-(4-ethylpiperazin-1-yl)acetyl]phenyl]-1-methyl-3-propyl-6H-pyrazolo[4,5-d]pyrimidin-7-one
CAS number
831217-01-7 CAS number cross-checked
EC number
957-155-0
Molecular formula
C25H34N6O3
UNII
TP0E2BW57H
MDL number
MFCD09752147
InChIKey
RRBRQNALHKQCAI-UHFFFAOYSA-N
InChI
InChI=1S/C25H34N6O3/c1-5-8-19-22-23(29(4)28-19)25(33)27-24(26-22)18-15-17(9-10-21(18)34-7-3)20(32)16-31-13-11-30(6-2)12-14-31/h9-10,15H,5-8,11-14,16H2,1-4H3,(H,26,27,33)
SMILES (canonical and isomeric)
CCCC1=NN(C2=C1N=C(NC2=O)C3=C(C=CC(=C3)C(=O)CN4CCN(CC4)CC)OCC)C

Synonyms

  • Hongdenafil
  • 5-(2-Ethoxy-5-(2-(4-ethylpiperazin-1-yl)acetyl)phenyl)-1-methyl-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-7(6H)-one
  • 5-[2-ethoxy-5-[2-(4-ethylpiperazin-1-yl)acetyl]phenyl]-1-methyl-3-propyl-4H-pyrazolo[4,3-d]pyrimidin-7-one
  • 5-[2-ethoxy-5-[2-(4-ethylpiperazin-1-yl)acetyl]phenyl]-1-methyl-3-propyl-6H-pyrazolo[4,3-d]pyrimidin-7-one
  • Acetildenafil (Hongdenafil)
  • Acetilsildenafil
  • 5-[2-Ethoxy-5-[2-(4-ethylpiperazin-1-yl)acetyl]phenyl]-1-methyl-3-propyl-1H-pyrazolo[4,3-d]pyrimidin-7(6H)-one
  • 7H-Pyrazolo(4,3-d)pyrimidin-7-one, 5-(2-ethoxy-5-(2-(4-ethyl-1-piperazinyl)acetyl)phenyl)-1,6-dihydro-1-methyl-3-propyl-
  • 7H-Pyrazolo[4,3-d]pyriMidin-7-one, 5-[2-ethoxy-5-[2-(4-ethyl-1-piperazinyl)acetyl]phenyl]-1,6-dihydro-1-Methyl-3-propyl-
  • 5-[2-Ethoxy-5-[2-(4-ethyl-1-piperazinyl)acetyl]phenyl]-1,6-dihydro-1-methyl -3-propyl-7H-pyrazolo[4,3-d]pyrimidin-7-one
  • 5-[2-Ethoxy-5-[2-(4-ethyl-1-piperazinyl)acetyl]phenyl]-1,6-dihydro-1-methyl-3-propyl-7H-pyrazolo[4,3-d]pyrimidin-7-one
  • 5-(2-ethoxy-5-(2-(4-ethylpiperazin-1-yl)acetyl)phenyl)-1-methyl-3-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one
  • 5-[2-Ethoxy-5-[2-(4-ethyl-piperazin-1-yl)-acetyl]-phenyl]-1-Methyl-3-propyl-1,6-dihydro-pyrazolo[4,3-d]pyriMidin-7-one
  • 5-[2-Ethoxy-5-[2-(4-ethylpiperazin-1-yl)acetyl]phenyl]-1-methyl-3-propyl-4H-pyrazolo[43-d]pyrimidin-7-one
  • 5-{2-Ethoxy-5-[(4-ethylpiperazin-1-yl)acetyl]phenyl}-1-methyl-3-propyl-1,4-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one
  • 7H-Pyrazolo(4,3-d)pyrimidin-7-one, 5-(2-ethoxy-5-((4-ethyl-1-piperazinyl)acetyl)phenyl)-1,4-dihydro-1-methyl-3-propyl-

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
466.59 g/molcalc.
Exact mass
466.2692 Dacalc.
LogP (octanol/water)
2.5calc.
Topological polar surface area
96.35 Ųcalc.
Hydrogen bond donors
1calc.
Hydrogen bond acceptors
7calc.
Rotatable bonds
9calc.
Heavy atoms
34calc.
Rings
4calc.
Aromatic rings
3calc.
Fraction sp3 carbons
0.52calc.
Formal charge
0calc.
Stereocentres
0calc.
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=C(CN1CCNCC1)c1cccc(-c2nc3cn[nH]c3c(=O)[nH]2)c1

O=C(CN1CCNCC1)c1cccc(-c2nc3cn[nH]c3c(=O)[nH]2)c1

4 rings, 25 atoms.

10 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Warning
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H302Harmful if swallowed.
  • H315Causes skin irritation.
  • H317May cause an allergic skin reaction.
  • H319Causes serious eye irritation.
  • H332Harmful if inhaled.
  • H336May cause drowsiness or dizziness.
  • H362May cause harm to breast-fed children.
  • H412Harmful to aquatic life with long lasting effects.
Precautionary statements (27)
  • P203Obtain, read and follow all safety instructions before use.
  • P260Do not breathe dust, fume, gas, mist, vapours or spray.
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P263Avoid contact during pregnancy and while nursing.
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P270Do not eat, drink or smoke when using this product.
  • P271Use only outdoors or in a well-ventilated area.
  • P272Contaminated work clothing should not be allowed out of the workplace.
  • P273Avoid release to the environment.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P317If swallowed: Get medical help.
  • P302 + P352If on skin: Wash with plenty of water.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P317Get medical help.
  • P318If exposed or concerned, get medical advice.
  • P319Get medical help if you feel unwell.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • P332 + P317If skin irritation occurs: Get medical help.
  • P333 + P317If skin irritation or rash occurs: Get medical help.
  • P337 + P317If eye irritation persists: Get medical help.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

Acetildenafil suppliers

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Where suppliers are based

58 suppliers in 13 countries

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Acetildenafil 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 Acetildenafil is traded under.

HS 2933.59Indicative HS code

Compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring, other

World exports in 2024
$18.4B
+10.5% vs 2023, imports $24.8B
2019 to 2024
Top exporters
  1. Ireland43.6%
  2. Switzerland * partner reported26.3%
  3. China7.9%
Top importers
  1. Slovenia30.3%
  2. United States30.1%
  3. Germany15.3%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Acetildenafil?

Acetildenafil is an aromatic ketone.

What is the CAS number of Acetildenafil?

The CAS registry number of Acetildenafil is 831217-01-7.

What is the molecular formula and weight of Acetildenafil?

The molecular formula of Acetildenafil is C25H34N6O3 and its molar mass is 466.59 g/mol.

What is Acetildenafil used for?

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

Is Acetildenafil hazardous?

Acetildenafil carries the GHS signal word "Warning". Main hazards: harmful if swallowed, causes skin irritation, may cause an allergic skin reaction. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Acetildenafil?

Acetildenafil is usually classified under HS code 293359 (Compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Acetildenafil?

CompoundList lists 58 suppliers of Acetildenafil in United States, China, United Kingdom, Spain and 9 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Acetildenafil?

Suppliers quote Acetildenafil 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 Acetildenafil

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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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