Bestatin

Also known as: Ubenimex, N-[(2S,3R)-3-amino-2-hydroxy-4-phenylbutanoyl]-L-leucine, L-Leucine, N-[(2S,3R)-3-amino-2-hydroxy-1-oxo-4-phenylbutyl]-, NK 421

Bestatin (CAS 58970-76-6) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C16H24N2O4 and a molecular weight of 308.373 g/mol. Key properties include a melting point of 245 °C (dec.)(lit.), a boiling point of 604.7±55.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 319.5±31.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 58970-76-6
Jingsj CID: J-35570-4
Molecular Formula: C₁₆H₂₄N₂O₄
Molecular Weight: 308.373 g/mol
Category: Aromatic Hydrocarbons
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	245 °C (dec.)(lit.)
Boiling Point	604.7±55.0 °C at 760 mmHg
Density	1.2±0.1 g/cm3
Flash Point	319.5±31.5 °C
Exact Mass	308.173615
PSA	112.65000
LogP	2.64
Vapor Pressure	0.0±1.8 mmHg at 25°C
Refractive Index	1.557
Storage Conditions	2-8℃

Activity & Biological Data

Additional Information	[1]. Hossain A, et al. Protective effects of bestatin in the retina of streptozotocin-induced diabetic mice. Exp Eye Res. 2016 Aug;149:100-6 [2]. Qian X, et al. Inhibition of p38 MAPK Phosphorylation Is Critical for Bestatin to Enhance ATRA-Induced Cell Differentiation in Acute Promyelocytic Leukemia NB4 Cells. Am J Ther. 2016 May-Jun;23(3):e680-9. [3]. Lis M, et al. The effects of bestatin on humoral response to sheep erythrocytes in non-treated and cyclophosphamide-immunocompromised mice. Immunopharmacol Immunotoxicol. 2013 Feb;35(1):133-8 [4]. Poloz Y, et al. Bestatin inhibits cell growth, cell division, and spore cell differentiation in Dictyostelium discoideum. Eukaryot Cell. 2012 Apr;11(4):545-57

Additional Information

[1]. Hossain A, et al. Protective effects of bestatin in the retina of streptozotocin-induced diabetic mice. Exp Eye Res. 2016 Aug;149:100-6 [2]. Qian X, et al. Inhibition of p38 MAPK Phosphorylation Is Critical for Bestatin to Enhance ATRA-Induced Cell Differentiation in Acute Promyelocytic Leukemia NB4 Cells. Am J Ther. 2016 May-Jun;23(3):e680-9. [3]. Lis M, et al. The effects of bestatin on humoral response to sheep erythrocytes in non-treated and cyclophosphamide-immunocompromised mice. Immunopharmacol Immunotoxicol. 2013 Feb;35(1):133-8 [4]. Poloz Y, et al. Bestatin inhibits cell growth, cell division, and spore cell differentiation in Dictyostelium discoideum. Eukaryot Cell. 2012 Apr;11(4):545-57

Frequently Asked Questions

What is the CAS number of Bestatin?

The CAS number of Bestatin is 58970-76-6.

What are the molecular formula and molecular weight of Bestatin?

Bestatin has molecular formula C16H24N2O4 and molecular weight 308.373 g/mol.

What are the upstream and downstream products of Bestatin?

For Bestatin, Upstream Products: (2S,3R)-3-(((Benzyloxy)carbonyl)amino)-2-hydroxy-4-phenylbutanoic acid, Cbz-D-Phenylalaninol, N-Cbz-D-Phenylalanine.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "Bestatin (CAS 58970-76-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-35570-4 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.