Cat. No. Name Size Price Add Cart
KI3119Carfilzomib5 mg$272
Carfilzomib10 mg$432
Carfilzomib50 mg$1072
Carfilzomib100 mg$1392

Chemical Characteristic

Product NameCarfilzomib
CAS No.868540-17-4
Molecular Weight 719.9099
FormulaC40H57N5O7
Chemical Name(2S)-4-methyl-N-[(2S)-1-[[(2S)-4-methyl-1-[(2R)-2-methyloxiran-2-yl]-1-oxopentan-2-yl]amino]-1-oxo-3-phenylpropan-2-yl]-2-[[(2S)-2-[(2-morpholin-4-ylacetyl)amino]-4-phenylbutanoyl]amino]pentanamide
SmilesC(=O)(C(NC(=O)C(NC(=O)[C@H](CCc1ccccc1)NC(=O)CN1CCOCC1)CC(C)C)Cc1ccccc1)NC(C(=O)[C@@]1(OC1)C)CC(C)C
Chemical Structure

Biological activities

Carfilzomib is a novel, irreversible and epoxomicin-related proteasome inhibitor. Carfilzomib inhibits the chymotrypsin activity of purified constitutive 20S proteasome and the chymotrypsin activity of the immunoproteasome with IC50s of 6 and 33 nM, respectively.[1] Carfilzomib treatment for 24 hours, dose-dependently decreases viability of ANBL-6, RPMI 8226, U266 and KAS-6/1 cells, with IC50s less than 5 nM. Carfilzomib overcomes dexamethasone (Dex)-resistance (MM1.R) cells and parental MM1.S cells with IC50s of 15.2 and 29.3 nM, respectively. Carfilzomib inhibits the chymotrypsin-like activity of the proteasome both in vitro and in cellulo in models of multiple myeloma (MM). Carfilzomib inhibits proliferation in a variety of cell lines and human neoplastic cells, including MM. Carfilzomib induces intrinsic and extrinsic apoptotic signaling pathways and activation of c-Jun-N-terminal kinase (JNK). Carfilzomib acts synergistically with dexamethasone to enhance cell death.[2] Carfilzomib selectively inhibits both chymotrypsin-like active sites b5 and low molecular mass protein-7 (LMP-7), and induces an antitumor response in MM, non-Hodgkin lymphoma (NHL), and leukemia cells with minimal cytotoxic effects in nontransformed cells.[3] Importantly, carfilzomib targets Waldenstrom?? Macroglobulinemia (WM) cells even in the context of bone marrow (BM) milieu. In vivo, carfilzomib can lower IgM secretion in the serum of mice.[1]

Protocols

In vitro, carfilzomib is dissolved in DMSO.[2]

References

[1] Sacco A, et al. Carfilzomib-dependent selective inhibition of the chymotrypsin- like activity of the proteasome leads to antitumor activity in Waldenstrom's Macroglobulinemia. Clin Cancer Res. 2011, 17(7): 1753-1764.
[2] Kuhn DJ, et al. Potent activity of carfilzomib, a novel, irreversible inhibitor of the ubiquitin-proteasome pathway, against preclinical models of multiple myeloma. Blood. 2007, 110(9): 3281-3290.
[3] Parlati F, et al. Carfilzomib can induce tumor cell death through selective inhibition of the chymotrypsin-like activity of the proteasome. Blood. 2009, 114(16): 3439-3447.

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