Molekula
Cilostazol
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
Cilostazol is a selective phosphodiesterase type III inhibitor used primarily as an antiplatelet agent to prevent vascular issues, including intermittent claudication and stroke prevention. It is also studied for its potential neuroprotective and vasodilatory effects. This white crystalline powder has a CAS number of 73963-72-1, molecular formula C20H27N5O2, and a molecular weight of 369.46. It should be stored at ambient conditions and carries a signal word of "Warning" for moderate hazard. Molekula supplies Cilostazol 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 — £54.60 per pack ex VAT · £65.52 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 powder |
| Identification | Conforms to reference |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Base |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Melting Point | 160 °C |
| Water Solubility | Practically insoluble in water |
Source: PubChem CID 2754 (DrugBank, HSDB)
Identification
| Property | Value |
|---|---|
| SKU | 81559665 |
| CAS Number | 73963-72-1 |
| IUPAC Name | 6-[4-(1-cyclohexyltetrazol-5-yl)butoxy]-3,4-dihydro-1H-quinolin-2-one |
| Molecular Formula | C20H27N5O2 |
| Molecular Weight | 369.46 |
| Exact Mass | 369.2165 |
| SMILES | C1CCC(CC1)N2C(=NN=N2)CCCCOC3=CC4=C(C=C3)NC(=O)CC4 |
| InChIKey | RRGUKTPIGVIEKM-UHFFFAOYSA-N |
| InChI | InChI=1S/C20H27N5O2/c26-20-12-9-15-14-17(10-11-18(15)21-20)27-13-5-4-8-19-22-23-24-25(19)16-6-2-1-3-7-16/h10-11,14,16H,1-9,12-13H2,(H,21,26) |
| PubChem CID | 2754 |
| REACH Code | Y110 |
| HTS Code | 29337915 |
| Tariff Code | 2933790090 |
Safety & GHS
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Serious Health Hazard
GHS08
Hazard statements
- H361d Suspected of damaging fertility. Suspected of damaging the unborn child.
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P263 Avoid contact during pregnancy/while nursing
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P314 Get medical advice/attention if you feel unwell
Documents
Safety Data Sheets (SDS)
Available in English, English (US), 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
- 2(1H)-quinolinone, 6-(4-(1-cyclohexyl-1H-tetrazol-5-yl)butoxy)-3,4-dihydro-
- 2(1H)-Quionlinone, 6-(4-(1-cyclohexyl-1H-tetrazol-5-yl)butoxy)-3,4-dihydro-
- 3,4-Dihydro-6-(4-(1-cyclohexyl-1H-tetrazol-5-yl)butoxy)-2(1H)-quinolinone
- 6-(4-(1-Cyclohexyl-1H-tetrazol-5-yl)-butoxy)-3,4-dihydro-1H-quinolin-2-one
- 6-(4-(1-Cyclohexyl-1H-tetrazol-5-yl)butoxy)-3,4-dihydrocarbostyril
- 6-[4-(1-Cyclohexyl-1H-tetrazol-5-yl)butoxy]-3,4-dihydro-2(1H)-quinolinone
- Cilostazole
- Cilostazolum
- Pletaal
- Pletal
Frequently asked questions
What is cilostazol primarily used for?
Cilostazol is primarily used as a **phosphodiesterase type 3 (PDE3) inhibitor** to treat **intermittent claudication** (peripheral artery disease) and reduce symptoms of **rest pain** and **numbness** in the legs.
What is the chemical formula and molecular weight of cilostazol?
The chemical formula is **C₂₀H₂₇N₅O₂**, and the molecular weight is **369.46 g/mol**.
How should cilostazol be stored?
Store cilostazol at **ambient temperature** in a **dry, well-ventilated area**, away from direct sunlight and incompatible substances.
What grades or purities of cilostazol does Molekula supply?
Molekula supplies cilostazol in **pharmaceutical-grade (USP/EP/JP) and research-grade** purities, depending on the application.
Can Molekula supply cilostazol in bulk quantities?
Yes, Molekula can provide cilostazol in **bulk quantities**—please contact us for specific packaging options and minimum order quantities.
What documentation comes with a cilostazol order?
Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and **batch-specific documentation** for traceability.
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.