Niraparib (tosylate hydrate)

Niraparib (MK-4827) tosylate hydrate is a highly potent and orally bioavailable PARP1 and PARP2 inhibitor with IC50s of 3.8 and 2.1 nM, respectively. Niraparib tosylate hydrate leads to inhibition of repair of DNA damage, activates apoptosis and shows anti-tumor activity[1][2][3].

Product Specifications

CAS Number

[1613220-15-7]

Product Name Alternative

MK-4827 (tosylate hydrate)

UNSPSC

12352005

Hazard Statement

H302, H315, H319, H335

Target

Apoptosis; PARP

Type

Reference compound

Related Pathways

Apoptosis; Cell Cycle/DNA Damage; Epigenetics

Applications

Cancer-programmed cell death

Field of Research

Cancer

Assay Protocol

https://www.medchemexpress.com/niraparib-tosylate-hydrate.html

Purity

99.97

Solubility

DMSO : 50 mg/mL (ultrasonic)

Smiles

NC(C1=CC=CC2=CN(C3=CC=C([C@H]4CNCCC4)C=C3)N=C21)=O.O=S(C5=CC=C(C)C=C5)(O)=O.O

Molecular Formula

C26H30N4O5S

Molecular Weight

510.61

Precautions

H302, H315, H319, H335

References & Citations

[1]Jones P, et al. Discovery of 2-{4-[ (3S) -piperidin-3-yl]phenyl}-2H-indazole-7-carboxamide (MK-4827) : a novel oral poly (ADP-ribose) polymerase (PARP) inhibitor efficacious in BRCA-1 and -2 mutant tumors. J Med Chem. 2009 Nov 26;52 (22) :7170-85.|[2]Bridges KA, et al. Niraparib (MK-4827), a novel poly (ADP-Ribose) polymerase inhibitor, radiosensitizes human lung and breast cancer cells. Oncotarget. 2014 Jul 15;5 (13) :5076-86.|[3]Wang L, et al. MK-4827, a PARP-1/-2 inhibitor, strongly enhances response of human lung and breast cancer xenografts to radiation. Invest New Drugs. 2012 Dec;30 (6) :2113-20.|[4]Mirza MR, et al. Niraparib Maintenance Therapy in Platinum-Sensitive, Recurrent Ovarian Cancer. N Engl J Med. 2016 Dec 1;375 (22) :2154-2164.