Molekula
Ubenimex
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
Ubenimex is a synthetic compound used primarily as an inhibitor of aminopeptidase N, studied for its potential in cancer therapy and immune modulation. It is available as a white to off-white powder with a molecular formula of C16H24N2O4 and a molecular weight of 308.37 g/mol. It is stable at ambient temperature and should be stored under standard conditions. The substance is classified with a warning signal word due to potential hazards.
Molekula supplies Ubenimex at ≥99.0% purity in 250 mg packs, from £98.52 inc. VAT. It is in stock for same-day dispatch. Every batch ships with a certificate of analysis, and safety data sheets are available in 5 languages. Larger quantities, up to multi-tonne, are quoted on request.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
In stock — same-day dispatch
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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250 mg — £82.10 per pack ex VAT · £98.52 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 | Off-white crystalline powder |
| Specific rotation | -15.5 to -18 |
| Heavy metals | ≤20ppm |
| Identification | Conforms to reference |
| pH | 4.5 - 7.0 |
| Loss on Drying | ≤0.5% |
| Assay | ≥99.0% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Acid |
Identification
| Property | Value |
|---|---|
| SKU | 89989951 |
| CAS Number | 58970-76-6 |
| IUPAC Name | (2S)-2-[[(2S,3R)-3-amino-2-hydroxy-4-phenylbutanoyl]amino]-4-methylpentanoic acid |
| EC Number | 261-529-2 |
| Molecular Formula | C16H24N2O4 |
| Molecular Weight | 308.37 |
| Exact Mass | 308.1736 |
| SMILES | CC(C)C[C@@H](C(=O)O)NC(=O)[C@H]([C@@H](CC1=CC=CC=C1)N)O |
| InChIKey | VGGGPCQERPFHOB-RDBSUJKOSA-N |
| InChI | InChI=1S/C16H24N2O4/c1-10(2)8-13(16(21)22)18-15(20)14(19)12(17)9-11-6-4-3-5-7-11/h3-7,10,12-14,19H,8-9,17H2,1-2H3,(H,18,20)(H,21,22)/t12-,13+,14+/m1/s1 |
| PubChem CID | 72172 |
| REACH Code | Y113 |
| HTS Code | 29242977 |
| Tariff Code | 2924297099 |
Safety & GHS
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Health Hazard
GHS07
Hazard statements
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- P304+340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
- 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.
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
- ((2S,3R)-3-amino-2-hydroxy-4-phenylbutanoyl)-L-leucine
- (2R)-2-((2S,3R)-3-amino-2-hydroxy-4-phenylbutanamido)-4-methylpentanoic acid
- (3-Amino-2-hydroxy-4-phenylbutanoyl)-L-leucine
- (S-(R*,S*))-N-(3-Amino-2-hydroxy-4-phenylbutyroyl)-L-leucine
- 2-((3-amino-2-hydroxy-4-phenylbutanoyl)amino)-4-methylpentanoic acid
- 3-amino-2-hydroxy-4-phenylbutyryl-L-leucine
- Bestatin
- L-Leucine, N-(3-amino-2-hydroxy-1-oxo-4-phenylbutyl)-, (S-(R*,S*))-
- NK 421
- Ubenimexum
Frequently asked questions
What is Ubenimex used for?
Ubenimex is primarily used as a protease inhibitor in research and pharmaceutical development, particularly in studies related to cancer and immune modulation.
What is the chemical formula and molecular weight of Ubenimex?
The chemical formula of Ubenimex is C16H24N2O4, and its molecular weight is 308.37 g/mol.
How should Ubenimex be stored?
Ubenimex should be stored at ambient temperature, protected from light and moisture.
What grade of Ubenimex is available?
Ubenimex is supplied with an assay of ≥99.0%, loss on drying of ≤0.5% and heavy metals of ≤20 ppm.
Can Molekula supply Ubenimex in bulk?
Yes, Molekula can supply Ubenimex in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with a Ubenimex order?
Each order includes a Certificate of Analysis (CoA) and safety data sheet (SDS) with the shipment.
Where can I buy Ubenimex?
Directly from Molekula, which lists Ubenimex in 250 mg packs from £98.52 inc. VAT, with a certificate of analysis for every batch. Larger quantities are quoted on request. Molekula's offices: United Kingdom, France, Spain, Germany, Italy, United States and China.
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.