Date published: 2025-12-6

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HIF PHD Inhibitors

HIF PHD inhibitors are a distinct class of chemical compounds designed to selectively inhibit the activity of the HIF prolyl hydroxylase domain (PHD) enzymes. These enzymes are dioxygenases that play a crucial role in the cellular response to oxygen levels. Under normoxic conditions, HIF PHD enzymes hydroxylate specific proline residues on the hypoxia-inducible factor (HIF), which is a transcription factor involved in the cellular adaptation to low oxygen conditions. The hydroxylation of HIF by PHD enzymes marks it for recognition and subsequent ubiquitination by the von Hippel-Lindau (VHL) E3 ubiquitin ligase complex, leading to its proteasomal degradation. HIF PHD inhibitors interfere with this process by binding to the catalytic domain of the PHD enzymes, thus preventing the post-translational modification of HIF and affecting its stability.The structural composition of HIF PHD inhibitors is tailored to the unique enzymatic pocket of the PHD enzymes, which requires a high degree of specificity to ensure the selective inhibition of the HIF hydroxylation process over other prolyl hydroxylases in the cell. These inhibitors typically mimic the transition state of the enzymatic reaction or compete with the natural substrates, such as 2-oxoglutarate, ferrous iron, and oxygen. The complexity of HIF PHD inhibitors' molecular design is underscored by the need to balance several physicochemical properties to achieve sufficient potency, selectivity, and suitable pharmacokinetic profiles.

Items 1 to 10 of 13 total

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Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

2,4-Diethylpyridine dicarboxylate

41438-38-4sc-202405
sc-202405A
10 mg
25 mg
$21.00
$67.00
(0)

2,4-Diethylpyridine dicarboxylate exhibits a remarkable capacity to modulate hypoxia-inducible factor (HIF) pathways by acting as a potent inhibitor of prolyl hydroxylase domain (PHD) enzymes. This compound's unique structural features allow it to effectively disrupt the hydroxylation of HIF-1α, leading to its accumulation. The resulting alterations in cellular signaling dynamics significantly impact gene expression related to oxygen homeostasis, enhancing adaptive responses to hypoxic conditions.

N-Oxalyl-L-alanine

5302-46-5sc-205959
sc-205959A
10 mg
50 mg
$42.00
$125.00
(0)

N-Oxalyl-L-alanine serves as a selective inhibitor of prolyl hydroxylase domain (PHD) enzymes, influencing the stability of hypoxia-inducible factors (HIFs). Its unique molecular structure facilitates specific interactions with the active site of PHDs, effectively preventing the hydroxylation of HIF-1α. This inhibition alters the kinetics of HIF signaling, promoting a shift in cellular metabolism and enhancing the organism's ability to respond to fluctuating oxygen levels.

Dimethyloxaloylglycine (DMOG)

89464-63-1sc-200755
sc-200755A
sc-200755B
sc-200755C
10 mg
50 mg
100 mg
500 mg
$82.00
$295.00
$367.00
$764.00
25
(2)

DMOG competes with 2-oxoglutarate for binding to HIF PHD, reducing its enzymatic activity and thus preventing HIF-α hydroxylation.

GSK360A

931399-19-8sc-490346
sc-490346A
sc-490346B
sc-490346C
5 mg
10 mg
25 mg
50 mg
$355.00
$648.00
$1474.00
$2516.00
1
(0)

GSK360A is a potent inhibitor of prolyl hydroxylase domain (PHD) enzymes, characterized by its ability to disrupt the hydroxylation process of hypoxia-inducible factors (HIFs). Its unique binding affinity allows for selective interaction with the PHD active site, modulating the enzymatic reaction kinetics. This alteration in enzymatic activity leads to significant changes in cellular oxygen sensing pathways, ultimately influencing metabolic adaptation under varying hypoxic conditions.

IOX2

931398-72-0sc-482692
sc-482692A
sc-482692B
5 mg
25 mg
100 mg
$128.00
$555.00
$1581.00
(0)

IOX2 is a potent inhibitor of HIF PHD that promotes HIF-α stabilization by preventing its hydroxylation.

N-[(4-Hydroxy-1-methyl-7-phenoxy-3-isoquinolinyl)carbonyl]glycine-d3

808118-40-3 unlabeledsc-488006
10 mg
$12000.00
(0)

Roxadustat inhibits HIF PHD, resulting in HIF-α stabilization.

BAY 85-3934

1154028-82-6sc-507384
5 mg
$205.00
(0)

Molidustat is a HIF PHD inhibitor that promotes the stabilization of HIF-α by preventing its hydroxylation.

Deferoxamine mesylate

138-14-7sc-203331
sc-203331A
sc-203331B
sc-203331C
sc-203331D
1 g
5 g
10 g
50 g
100 g
$255.00
$1039.00
$2866.00
$4306.00
$8170.00
19
(1)

This iron chelator can inhibit HIF PHD by depleting its necessary co-factor, iron, preventing HIF-α hydroxylation.

Cobalt(II) chloride

7646-79-9sc-252623
sc-252623A
5 g
100 g
$63.00
$173.00
7
(1)

CoCl2 inhibits HIF PHD activity by replacing the iron ion in the active site, leading to HIF-α stabilization.

Protocatechuic acid ethyl ester

3943-89-3sc-236496
5 g
$32.00
(0)

This compound is a prodrug that releases carbon monoxide (CO) which can inhibit HIF PHD activity, leading to HIF-α stabilization.