Molekula
Sildenafil
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Sildenafil is a pharmaceutical compound used primarily in the treatment of erectile dysfunction and pulmonary arterial hypertension. It functions as a selective inhibitor of cyclic guanosine monophosphate-specific phosphodiesterase type 5. Available in powder form with a molecular weight of 474.58 g/mol, its chemical formula is C22H30N6O4S and CAS number is 139755-83-2. Store at 2 to 8 °C. Signal word: Warning. Molekula supplies Sildenafil from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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1 g — £77.90 per pack ex VAT · £93.48 inc. VAT
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | White crystal powder |
| Melting Point | 185 - 190℃ |
| Loss on Drying | ≤0.5% |
| Assay (HPLC) | ≥98.0% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Acidity | Base |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Crystals |
| Melting Point | 187-189 °C |
| log P (octanol/water) | 2.75 |
Source: PubChem CID 135398744 (HSDB)
Identification
| Property | Value |
|---|---|
| SKU | 23415560 |
| CAS Number | 139755-83-2 |
| IUPAC Name | 5-[2-ethoxy-5-(4-methylpiperazin-1-yl)sulfonylphenyl]-1-methyl-3-propyl-6H-pyrazolo[4,5-d]pyrimidin-7-one |
| Molecular Formula | C22H30N6O4S |
| Molecular Weight | 474.58 |
| Exact Mass | 474.2049 |
| SMILES | CCCC1=NN(C2=C1N=C(NC2=O)C3=C(C=CC(=C3)S(=O)(=O)N4CCN(CC4)C)OCC)C |
| InChIKey | BNRNXUUZRGQAQC-UHFFFAOYSA-N |
| InChI | InChI=1S/C22H30N6O4S/c1-5-7-17-19-20(27(4)25-17)22(29)24-21(23-19)16-14-15(8-9-18(16)32-6-2)33(30,31)28-12-10-26(3)11-13-28/h8-9,14H,5-7,10-13H2,1-4H3,(H,23,24,29) |
| PubChem CID | 135398744 |
| REACH Code | Y110 |
| HTS Code | 29359075 |
| Tariff Code | 2935909099 |
Safety & GHS
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Health Hazard
GHS07
Hazard statements
- H302 Harmful if swallowed
- H315 Causes skin irritation
- H317 May cause an allergic skin reaction
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
- H362 May cause harm to breast-fed children
- H412 Harmful to aquatic life with long lasting effects
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P263 Avoid contact during pregnancy/while nursing
- P273 Avoid release to the environment
- P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
- P302+352 IF ON SKIN: Wash with soap and water
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- Aphrodil
- Nipatra
- Patrex
- Sildenafil actavis
- Sildenafil ratiopharm
- Sildenafil teva
- Sildenafilo
- sildenafilum
- UK 92480-10
- Vizarsin
Frequently asked questions
What is Sildenafil used for?
Sildenafil is primarily used in the treatment of erectile dysfunction and pulmonary arterial hypertension.
What is the chemical formula and molecular weight of Sildenafil?
The formula is C22H30N6O4S with a molecular weight of 474.58 g/mol.
How should Sildenafil be stored?
Sildenafil should be stored at temperatures between 2 to 8 °C.
What grade of Sildenafil does Molekula supply?
Molekula supplies Sildenafil in research-grade quality.
Can Molekula supply Sildenafil in bulk quantities?
Yes, Molekula can supply Sildenafil in bulk quantities—please contact us for custom inquiries.
What documentation comes with a Sildenafil order?
Each order includes a Certificate of Analysis and Safety Data Sheet (SDS).
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.