MedKoo Cat#: 125140 | Name: Pifithrin-β
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Description:

WARNING: This product is for research use only, not for human or veterinary use.

Pifithrin-β (PFT β hydrobromide; Cyclic Pifithrin-α hydrobromide) is a potent inhibitor of p53.

Chemical Structure

Pifithrin-β
Pifithrin-β
CAS#60477-34-1 (free base)

Theoretical Analysis

MedKoo Cat#: 125140

Name: Pifithrin-β

CAS#: 60477-34-1 (free base)

Chemical Formula: C16H16N2S

Exact Mass: 268.1000

Molecular Weight: 268.38

Elemental Analysis: C, 71.61; H, 6.01; N, 10.44; S, 11.95

Price and Availability

Size Price Availability Quantity
5mg USD 450.00 2 Weeks
25mg USD 750.00 2 Weeks
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Related CAS #
Synonym
PFT β hydrobromide; Cyclic Pifithrin-α hydrobromide; Pifithrin-Beta; 60477-34-1; PFT beta; cyclic-pifithrin-alpha
IUPAC/Chemical Name
2-(4-methylphenyl)-5,6,7,8-tetrahydroimidazo[2,1-b][1,3]benzothiazole
InChi Key
IMUKUMUNZJILCG-UHFFFAOYSA-N
InChi Code
InChI=1S/C16H16N2S/c1-11-6-8-12(9-7-11)13-10-18-14-4-2-3-5-15(14)19-16(18)17-13/h6-10H,2-5H2,1H3
SMILES Code
CC1=CC=C(C2=CN3C(SC4=C3CCCC4)=N2)C=C1
Appearance
To be determined
Purity
>98% (or refer to the Certificate of Analysis)
Shipping Condition
Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.
Storage Condition
Dry, dark and at 0 -4 C for short term (days to weeks) or -20 C for long term(months to years).
Solubility
To be determined
Shelf Life
>2 years if stored properly
Drug Formulation
To be determined
Stock Solution Storage
0 - 4 C for short term (days to weeks), or -20 C for long term (months).
HS Tariff Code
2934.99.9001
More Info

Preparing Stock Solutions

The following data is based on the product molecular weight 268.38 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Recalculate based on batch purity %
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.15 mL 5.76 mL 11.51 mL
5 mM 0.23 mL 1.15 mL 2.3 mL
10 mM 0.12 mL 0.58 mL 1.15 mL
50 mM 0.02 mL 0.12 mL 0.23 mL
1: Chen DZ, Wang WW, Chen YL, Yang XF, Zhao M, Yang YY. miR‑128 is upregulated in epilepsy and promotes apoptosis through the SIRT1 cascade. Int J Mol Med. 2019 Aug;44(2):694-704. doi: 10.3892/ijmm.2019.4223. Epub 2019 May 30. PMID: 31173166. 2: Gui WF, Xu S, Dang ZS, Zhao YM. In Vitro and in Vivo Effect of MAPK Signal Transduction Pathway Inhibitors on Echinococcus multilocularis. J Parasitol. 2019 Feb;105(1):146-154. PMID: 30807708. 3: Lisachev PD, Pustylnyak VO, Shtark MB. Sirt1 Regulates p53 Stability and Expression of Its Target S100B during Long-Term Potentiation in Rat Hippocampus. Bull Exp Biol Med. 2016 Feb;160(4):432-4. doi: 10.1007/s10517-016-3189-5. Epub 2016 Feb 23. PMID: 26902357. 4: Da Pozzo E, La Pietra V, Cosimelli B, Da Settimo F, Giacomelli C, Marinelli L, Martini C, Novellino E, Taliani S, Greco G. p53 functional inhibitors behaving like pifithrin-β counteract the Alzheimer peptide non-β-amyloid component effects in human SH-SY5Y cells. ACS Chem Neurosci. 2014 May 21;5(5):390-9. doi: 10.1021/cn4002208. Epub 2014 Mar 28. PMID: 24646317; PMCID: PMC4030802. 5: Fernández-Cruz ML, Valdehita A, Alonso M, Mann E, Herradón B, Navas JM. Biological and chemical studies on aryl hydrocarbon receptor induction by the p53 inhibitor pifithrin-α and its condensation product pifithrin-β. Life Sci. 2011 Apr 25;88(17-18):774-83. doi: 10.1016/j.lfs.2011.02.019. Epub 2011 Feb 26. PMID: 21362431. 6: Christodoulou MS, Colombo F, Passarella D, Ieronimo G, Zuco V, De Cesare M, Zunino F. Synthesis and biological evaluation of imidazolo[2,1-b]benzothiazole derivatives, as potential p53 inhibitors. Bioorg Med Chem. 2011 Mar 1;19(5):1649-57. doi: 10.1016/j.bmc.2011.01.039. Epub 2011 Jan 25. PMID: 21324703. 7: Waters FJ, Shavlakadze T, McIldowie MJ, Piggott MJ, Grounds MD. Use of pifithrin to inhibit p53-mediated signalling of TNF in dystrophic muscles of mdx mice. Mol Cell Biochem. 2010 Apr;337(1-2):119-31. doi: 10.1007/s11010-009-0291-2. Epub 2009 Oct 27. PMID: 19859789.