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MW 186.18 Da, Purity >99%. Histone deacetylase (HDAC) inhibitor. Able to induce apoptosis, differentiation and promote the maturation of a variety of malignant cells. Inhibits glioma cell proliferation.

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Images

Chemical Structure - Sodium 4-phenylbutyrate, Histone deacetylase inhibitor (AB141253), expandable thumbnail
  • Immunocytochemistry/ Immunofluorescence - Sodium 4-phenylbutyrate, Histone deacetylase inhibitor (AB141253), expandable thumbnail
  • Cellular Activation - Sodium 4-phenylbutyrate, Histone deacetylase inhibitor (AB141253), expandable thumbnail

Publications

Key facts

CAS number
1716-12-7
Purity
> 99%
Form
Solid
Molecular weight
186.18 Da
Molecular formula
C10H11NaO2
PubChem identifier
5258
Nature
Synthetic

Alternative names

Recommended products

MW 186.18 Da, Purity >99%. Histone deacetylase (HDAC) inhibitor. Able to induce apoptosis, differentiation and promote the maturation of a variety of malignant cells. Inhibits glioma cell proliferation.

Key facts

Purity
> 99%
PubChem identifier
5258
Solubility

Soluble in water to 100 mM.

Soluble in DMSO to 25 mM.

Biochemical name
Sodium phenylbutyrate
Biological description

Histone deacetylase (HDAC) inhibitor. Able to induce apoptosis, differentiation and promote the maturation of a variety of malignant cells. Inhibits glioma cell proliferation.

Canonical SMILES
C1=CC=C(C=C1)CCCC(=O)[O-].[Na+]
InChI
InChI=1S/C10H12O2.Na/c11-10(12)8-4-7-9-5-2-1-3-6-9;/h1-3,5-6H,4,7-8H2,(H,11,12);/q;+1/p-1
InChIKey
VPZRWNZGLKXFOE-UHFFFAOYSA-M
IUPAC name
sodium;4-phenylbutanoate

Storage

Shipped at conditions
Ambient - Can Ship with Ice
Appropriate short-term storage conditions
-20°C
Appropriate long-term storage conditions
-20°C
Storage information
Store under desiccating conditions, The product can be stored for up to 12 months

Supplementary info

This supplementary information is collated from multiple sources and compiled automatically.
Activity summary

HDACs (Histone Deacetylases) refer to a family of enzymes that includes HDAC1 HDAC2 HDAC3 HDAC4 HDAC5 HDAC6 HDAC7 HDAC9 HDAC10 and HDAC11. These proteins function mechanically by removing acetyl groups from lysine residues on histone proteins resulting in chromatin condensation and transcriptional repression. They exist in different mass forms typically around 50-70 kDa depending on the isoform. Expression of HDACs is found in various tissues throughout the body making them widespread in cellular processes.

Biological function summary

Histone deacetylases work to regulate gene expression by modulating chromatin structure. HDACs often function as part of larger multiprotein complexes such as the NuRD (Nucleosome Remodeling and Deacetylase) and the SIN3 complexes that coordinate chromatin modifications. Through their role in chromatin remodeling they influence critical biological processes like cell cycle progression and differentiation. HDAC inhibitors including compounds like 4-phenylbutyrate are investigated for their ability to reverse the effects of HDAC activity therefore impacting gene expression.

Pathways

Acetylation and deacetylation play important roles in regulating gene expression in pathways like the Notch and Hedgehog signaling pathways. HDACs interact with various proteins like the REST (RE1-Silencing Transcription Factor) to modulate neuronal gene expression. They often work in opposition to HATs (Histone Acetyltransferases) which add acetyl groups reflecting a balance critical for cellular function and development.

Associated diseases and disorders

HDACs are linked to cancer and neurodegenerative conditions like Alzheimer's disease. HDAC overexpression or dysfunction can lead to altered gene expression patterns that are characteristic of cancer pathways. In cancer HDACs interact with oncogenic transcription factors like c-Myc to drive cancer progression. Similarly in neurodegenerative diseases aberrant HDAC activity has been connected to dysfunctional neuronal gene regulation with connections to proteins involved in neurodegenerative disorders. HDAC inhibitors such as phenylbutyrate show promise in research as therapeutic agents to target these conditions by altering protein and gene functions.

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3 product images

  • Chemical Structure - Sodium 4-phenylbutyrate, Histone deacetylase inhibitor (ab141253), expandable thumbnail

    Chemical Structure - Sodium 4-phenylbutyrate, Histone deacetylase inhibitor (ab141253)

    2D chemical structure image of ab141253, Sodium 4-phenylbutyrate, Histone deacetylase inhibitor

  • Immunocytochemistry/ Immunofluorescence - Sodium 4-phenylbutyrate, Histone deacetylase inhibitor (ab141253), expandable thumbnail

    Immunocytochemistry/ Immunofluorescence - Sodium 4-phenylbutyrate, Histone deacetylase inhibitor (ab141253)

    Anti-ADIPOR1 antibody ab70362 staining adiponectin receptor 1 in HepG2 cells treated with sodium 4-phenylbutyrate (ab141253), by ICC/IF. Increase of adiponectin receptor 1 expression correlates with increased concentration of sodium 4-phenylbutyrate, as described in literature.
    The cells were incubated at 37°C for 6 hours in media containing different concentrations of ab141253 (sodium 4-phenylbutyrate) in DMSO, fixed with 4% formaldehyde for 10 minutes at room temperature and blocked with PBS containing 10% goat serum, 0.3 M glycine, 1% BSA and 0.1% tween for 2h at room temperature. Staining of the treated cells with Anti-ADIPOR1 antibody ab70362 (5 µg/ml) was performed overnight at 4°C in PBS containing 1% BSA and 0.1% tween. A DyLight 488 anti-rabbit polyclonal antibody (Goat Anti-Rabbit IgG H&L (DyLight® 488) preadsorbed ab96899) at 1/250 dilution was used as the secondary antibody. Nuclei were counterstained with DAPI and are shown in blue.

  • Cellular Activation - Sodium 4-phenylbutyrate, Histone deacetylase inhibitor (ab141253), expandable thumbnail
    Image from Okhovat M A, et al. Plos One, 13(2), e0189267. Fig 1g,; doi: 10.1371/journal.pone.0189267

    Cellular Activation - Sodium 4-phenylbutyrate, Histone deacetylase inhibitor (ab141253)

    The effect of sodium phenylbutyrate (NB) and sodium valproate (NV) on the expression of AHSP in K562 cells. 2D, two days of treatment; 4D, four days of treatment; 6D, six days of treatment.

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