Molekula
Trilostane
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Trilostane is a synthetic steroid inhibitor primarily used in veterinary medicine to suppress cortisol production in animals with hyperadrenocorticism (Cushing’s disease). It is also researched for potential applications in human endocrinology and biochemical studies. This white to off-white crystalline powder has a CAS number of 13647-35-3, a molecular formula of C20H27NO3, and a molecular weight of 329.43 g/mol. It must be stored between 2 to 8°C and carries a signal word of "Warning" for safety. Molekula supplies Trilostane 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
On backorder — expected to ship by 25 November 2026
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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5 g — £30.90 per pack ex VAT · £37.08 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 to off-white powder |
| Melting Point | 257 - 270 Deg C |
| Heavy metals | <20ppm |
| Loss on Drying | <0.5% |
| Specific optical rotation | 137 - 139 |
| Content (HPLC) | >99% |
| Related Impurity (HPLC) | <1.0% |
| Solvent Residue | <0.5% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | 2 to 8 °C |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Melting Point | 264 °C |
Source: PubChem CID 656583 (Human Metabolome Database (HMDB))
Identification
| Property | Value |
|---|---|
| SKU | 60198554 |
| CAS Number | 13647-35-3 |
| IUPAC Name | (1S,2R,6R,8S,11S,12S,15S,16S)-5,15-dihydroxy-2,16-dimethyl-7-oxapentacyclo[9.7.0.02,8.06,8.012,16]octadec-4-ene-4-carbonitrile |
| EC Number | 237-133-0 |
| Molecular Formula | C20H27NO3 |
| Molecular Weight | 329.43 |
| Exact Mass | 329.1991 |
| SMILES | C[C@]12CC[C@H]3[C@H]([C@@H]1CC[C@@H]2O)CC[C@]45[C@@]3(CC(=C([C@H]4O5)O)C#N)C |
| InChIKey | KVJXBPDAXMEYOA-CXANFOAXSA-N |
| InChI | InChI=1S/C20H27NO3/c1-18-7-6-14-12(13(18)3-4-15(18)22)5-8-20-17(24-20)16(23)11(10-21)9-19(14,20)2/h12-15,17,22-23H,3-9H2,1-2H3/t12-,13-,14-,15-,17+,18-,19+,20+/m0/s1 |
| PubChem CID | 656583 |
| REACH Code | Y110 |
| HTS Code | 2937.29.9095 |
| Tariff Code | 2937290000 |
Safety & GHS
-
Health Hazard
GHS07
-
Serious Health Hazard
GHS08
Hazard statements
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H361 Suspected of damaging fertility or the unborn child
Precautionary statements
- P263 Avoid contact during pregnancy/while nursing
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+P352 IF ON SKIN: Wash with soap and water
- P305+P351+P338 IF IN EYES: Rinse continuously with water for several minutes. Remove contact lenses if present and easy to do, continue rinsing
- P405 Store locked up
Documents
Safety Data Sheets (SDS)
Available in English, German, Spanish, French, Italian, Portuguese, Arabic, Dutch.
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.
Quality certificates
Molekula Group is certified to ISO 9001:2015 (quality) and ISO 14001:2015 (environmental management), audited by a UKAS-accredited body. Both certificates are valid to 17 May 2028.
Synonyms
- 4alpha,5-epoxy-17beta-hydroxy-3-oxoandrostane-2-carbonitrile
- Androst-2-ene-2-carbonitrile, 4,5-epoxy-3,17-dihydroxy-, (4alpha,5alpha,17beta)-
- Desopan
- Modrastane
- Modrenal
- Trilostano
- Trilostanum
- Vetoryl
- VETORYL CAPSULES
- WIN 24,540
Frequently asked questions
What is trilostane used for?
Trilostane is primarily used as a veterinary medication to treat hyperadrenocorticism (Cushing’s disease) in dogs and horses by inhibiting steroid synthesis.
What is the chemical formula and molecular weight of trilostane?
The chemical formula is **C₂₀H₂₇NO₃** with a molecular weight of **329.43 g/mol**.
How should trilostane be stored?
Store trilostane at **2–8°C** to maintain stability and potency.
What grade or purity is available for trilostane?
Molekula supplies trilostane in **pharmaceutical-grade purity** for veterinary applications.
Can Molekula supply trilostane in bulk quantities?
Yes, trilostane is available in bulk for qualified distributors and manufacturers—contact us for pricing and lead times.
What documentation comes with a trilostane 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.