Date published: 2026-5-6

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PHTPP (CAS 805239-56-9)

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Alternate Names:
4-[2-phenyl-5,7-bis(trifluoromethyl)pyrazolo[1,5-a]-pyrimidin-3-yl]phenol
Application:
PHTPP is a selective antagonist of ERβ
CAS Number:
805239-56-9
Purity:
≥99%
Molecular Weight:
423.31
Molecular Formula:
C20H11F6N3O
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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PHTPP is a synthetic compound used in molecular biology and endocrinology research as a selective antagonist for the estrogen receptor beta (ERβ). Its ability to bind to this receptor with high affinity while showing minimal interaction with estrogen receptor alpha (ERα) makes it useful for dissecting the distinct biological roles of these two receptor subtypes. Researchers employ PHTPP to study the signaling pathways mediated by ERβ, which are important for understanding the differential effects of estrogen in various tissues. By inhibiting ERβ, PHTPP helps in elucidating its contributions to cellular processes such as proliferation, differentiation, and apoptosis. The compound also aids in the investigation of the potential role of ERβ in certain diseases and in the normal physiological functions of estrogen in both males and females.


PHTPP (CAS 805239-56-9) References

  1. An in silico exploration of the interaction mechanism of pyrazolo[1,5-a]pyrimidine type CDK2 inhibitors.  |  Li, Y., et al. 2013. Mol Biosyst. 9: 2266-81. PMID: 23864105
  2. 17β-Estradiol reduces inflammation and modulates antioxidant enzymes in colonic epithelial cells.  |  Son, HJ., et al. 2020. Korean J Intern Med. 35: 310-319. PMID: 30336658
  3. Estradiol promotes EMT in endometriosis via MALAT1/miR200s sponge function.  |  Du, Y., et al. 2019. Reproduction. 157: 179-188. PMID: 30500775
  4. The regulation and signalling of anti-Müllerian hormone in human granulosa cells: relevance to polycystic ovary syndrome.  |  Dilaver, N., et al. 2019. Hum Reprod. 34: 2467-2479. PMID: 31735954
  5. A Gatekeeping Role of ESR2 to Maintain the Primordial Follicle Reserve.  |  Chakravarthi, VP., et al. 2020. Endocrinology. 161: PMID: 32141511
  6. ERβ and NFκB-Modulators of Zearalenone-Induced Oxidative Stress in Human Prostate Cancer Cells.  |  Kowalska, K., et al. 2020. Toxins (Basel). 12: PMID: 32235729
  7. 8-prenylgenistein exerts osteogenic effects via ER α and Wnt-dependent signaling pathway.  |  Qiu, ZC., et al. 2020. Exp Cell Res. 395: 112186. PMID: 32698024
  8. Estradiol Induces Epithelial to Mesenchymal Transition of Human Glioblastoma Cells.  |  Hernández-Vega, AM., et al. 2020. Cells. 9: PMID: 32825553
  9. Sunitinib increases the cancer stem cells and vasculogenic mimicry formation via modulating the lncRNA-ECVSR/ERβ/Hif2-α signaling.  |  He, M., et al. 2022. Cancer Lett. 524: 15-28. PMID: 34461182
  10. Syringaresinol Resisted Sepsis-Induced Acute Lung Injury by Suppressing Pyroptosis Via the Oestrogen Receptor-β Signalling Pathway.  |  Zhuo, Y., et al. 2022. Inflammation. 45: 824-837. PMID: 34807349
  11. β-Estradiol inhibits melatonin synthesis and melatonin receptor expression in sheep granulosa cells.  |  Duan, H., et al. 2022. Gene. 814: 146128. PMID: 34971752
  12. Selective estrogen receptor α and β antagonist aggravate cardiovascular dysfunction in type 2 diabetic ovariectomized female rats.  |  Azizian, H., et al. 2022. Horm Mol Biol Clin Investig. 43: 427-436. PMID: 35512107
  13. Estrogen Acts Through Estrogen Receptor-β to Promote Mannan-Induced Psoriasis-Like Skin Inflammation.  |  Wu, H., et al. 2022. Front Immunol. 13: 818173. PMID: 35663991
  14. Neuroprotective Mechanism of Icariin on Hypoxic Ischemic Brain Damage in Neonatal Mice.  |  Wang, M., et al. 2022. Oxid Med Cell Longev. 2022: 1330928. PMID: 36425058

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

PHTPP, 10 mg

sc-204191
10 mg
$193.00

PHTPP, 20 mg

sc-204191C
20 mg
$364.00

PHTPP, 50 mg

sc-204191A
50 mg
$813.00

PHTPP, 100 mg

sc-204191B
100 mg
$1248.00