Necroptosis Inhibitor

Necroptosis Inhibitors (62):

Cat. No.	Product Name	Effect	Purity

HY-15760

Necrostatin-1	Inhibitor	99.89%
Necrostatin-1 (Nec-1) is a potent and cross the blood-brain barrier necroptosis inhibitor with an EC₅₀ of 490 nM in Jurkat cells. Necrostatin-1 inhibits RIP1 kinase (EC₅₀=182 nM). Necrostatin-1 is also an IDO inhibitor.

HY-100573

Necrosulfonamide	Inhibitor	99.47%
Necrosulfonamide is a MLKL and Gasdermin D (GSDMD) inhibitor, capable of separately inhibiting necroptosis and pyroptosis of cells. Necrosulfonamide does not affect the activation of upstream signals, but specifically inhibits the downstream executor oligomerization step. Necrosulfonamide reduces the expression of the key kinases NLRP3 and caspase-1 involved in necroptosis and pyroptosis, activate the Nrf2 pathway and the downstream antioxidant enzymes, and also downregulates a variety of inflammatory factors. Necrosulfonamide plays significant roles in various diseases such as neurodegenerative diseases (such as Parkinson’s disease), tissue damage and ischemia-reperfusion injury, inflammatory bowel disease, osteoarthritis and fracture repair, and hair loss by regulating two important programmed necrosis pathways.

HY-W010800

Cholesteryl hemisuccinate	Inhibitor	99.94%
Cholesteryl hemisuccinate is a with hepatoprotective an anticancer activity. Cholesteryl hemisuccinate inhibits Acetaminophen (AAP, HY-66005) hepatotoxicity, and prevents AAP-induced hepatic apoptosis and necrosis. Cholesteryl hemisuccinate inhibits DNA polymerase and DNA topoisomerase to inhibit DNA replication and repair and cell division. Thus, Cholesteryl hemisuccinate inhibits tumor growth.

HY-P5142A

ω-Hexatoxin-Hv1a TFA	Inhibitor
ω-Hexatoxin-Hv1a (ω-ACTX-Hv1; ω-Atracotoxin-HV1) TFA is an orally active insecticidal neurotoxin containing an inhibitor cystine knot motif and a selective calcium channel inhibitor. ω-Hexatoxin-Hv1a TFA blocks L-type voltage-dependent Ca²⁺ channels and reduces intracellular calcium ion concentration, thereby decreasing apoptosis, necroptosis and oxidative stress, and promoting cell recovery and energy level elevation. ω-Hexatoxin-Hv1a TFA causes larval paralysis and death by impairing neurotransmission in the central nervous system of insects. It shows high injectable toxicity against insects of multiple orders, but exhibits weak oral toxicity. ω-Hexatoxin-Hv1a TFA is widely applicable to studies related to ischemia-reperfusion injury, atopic dermatitis, and ischemic injury of cardiomyocytes and neurons.

HY-14909

Bardoxolone	Inhibitor	99.50%
Bardoxolone (CDDO; RTA 401) is a Nrf2 activator. Bardoxolone shows anti-SARS-CoV-2 3CLpro with IC50 of 27.99 μM. Bardoxolone activates the Nrf2 pathway and inhibits the NF-κB pathway. Bardoxolone can induce cells differentiation, apoptosis and shows antiproliferative activity against cancer cells. Bardoxolone can increase ROS and decrease intracellular GSH levels. Bardoxolone inhibits Z-VAD-FMK (HY-16658B)-induced necroptosis. Bardoxolone can be used for the research of cancer, inflammation and infection, such as SARS-CoV infection and glioblastoma.

HY-B1218

Sulfaphenazole	Inhibitor	99.85%
Sulfaphenazole is a selective inhibitor of human cytochrome P450 (CYP) 2C9 enzyme. Sulfaphenazole is a cytoprotective agent against light-induced death of photoreceptors. Sulfaphenazole inhibits light-induced necrosis and mitochondrial stress-initiated apoptosis. Sulfaphenazole is an off patent sulfonamide antibiotic and demonstrates bactericidal activity through enhanced M1 macrophage activity. Sulfaphenazole can significantly reduce infarct size and restore post-ischemic coronary flow following ischemia and reperfusion.

HY-B0339

Primidone	Inhibitor	99.96%
Primidone is the orally active inhibitor for TRPM3 (IC₅₀ = 0.6 μM), RIP kinase and voltage-gated sodium channel, and the antagonist for GABA receptor. Primidone can be used as the analgesic and anticonvulsant agent.

HY-134050

Apostatin-1	Inhibitor	99.64%
Apostatin-1 (Apt-1) is a potent TRADD inhibitor. Apostatin-1 can bind with TRADD-N (K_D=2.17 μM), disrupting its binding to both TRADD-C and TRAF2. Apostatin-1 modulates the ubiquitination of RIPK1 and beclin 1. Apostatin-1 blocks apoptosis and restores cellular homeostasis by activating autophagy in cells with accumulated mutant tau, α-synuclein, or huntingtin.

HY-158312

UH15-38	Inhibitor	99.80%
UH15-38 is a potent RIPK3 inhibitor with an IC₅₀ value of 20 nM. UH15-38 blocks IAV (influenza A virus)-activated necroptosis. UH15-38 dampens IAV-induced lung injury.

HY-W010800A

Cholesterol hemisuccinate Tris salt	Inhibitor	99.98%
Cholesterol hemisuccinate (Cholesterol hydrogen succinate) Tris salt is a compound with hepatoprotective and anticancer activity. Cholesterol hemisuccinate Tris salt inhibits Acetaminophen (AAP) (HY-66005) hepatotoxicity, and prevents AAP-induced hepatic apoptosis and necrosis. Cholesterol hemisuccinate Tris salt inhibits DNA polymerase and DNA topoisomerase to inhibit DNA replication and repair and cell division. Cholesterol hemisuccinate Tris salt inhibits tumor growth. Cholesterol hemisuccinate Tris salt can be used for buffer preparation.

HY-N0244

Theaflavin-3'-gallate	Inhibitor	98.79%
Theaflavin-3'-gallate is a monomer of theaflavins found in black tea, which has anti-UVB damage activity and inhibits cell apoptosis and necroptosis. Theaflavin-3'-gallate acts as a pro-oxidant and induces oxidative stress in cancer cells, inhibiting xanthine oxidase (OX), with an IC₅₀ of 7.6 μM.

HY-N1535

Ponicidin	Inhibitor	99.93%
Ponicidin (Rubescensine B) is an orally active RIPK1 inhibitor with a K_d value of 135 nM. Ponicidin inhibits the JAK2/STAT3 pathway to induce apoptosis, activates the PI3K/Akt pathway, upregulates SIRT1 expression, alleviates oxidative stress, suppresses inflammatory responses and necroptosis, and blocks cell cycle progression. Ponicidin induces ROS production to exert antiproliferative and antiviral effects, while also improving cognitive function and reducing Aβ plaque deposition. Ponicidin can be used in studies related to hepatocellular carcinoma, Alzheimer's disease, and gastric cancer.

HY-124546

Necrostatin-5	Inhibitor	99.40%
Necrostatin-5 (Nec-5) is a potent necroptosis inhibitor with an EC₅₀ value of 0.24 µM. Necrostatin-5 also is a RIP1 inhibitor. Necrostatin-5 shows cardioprotective effects.

HY-156119

MLKL-IN-6	Inhibitor	98.57%
MLKL-IN-6 (compound P28) is a mixed lineage kinase inhibitor targeting Mixed Lineage Kinase domain-like (MLKL). MLKL-IN-6 inhibits cell necrosis. MLKL-IN-6 inhibits MLKL phosphorylation and oligomerization during cell necrosis, inhibits immune cell death, and reduces the expression of adhesion factors. MLKL-IN-6 has low cytotoxicity, and it inhibits hepatic stellate cell activation, reduces liver fibrosis marker levels, and has anti-fibrotic effects.

HY-B0339R

Primidone (Standard)	Inhibitor
Primidone (Standard) is the analytical standard of Primidone. This product is intended for research and analytical applications. Primidone is the orally active inhibitor for TRPM3 (IC₅₀ = 0.6 μM), RIP kinase and voltage-gated sodium channel, and the antagonist for GABA receptor. Primidone can be used as the analgesic and anticonvulsant agent.

HY-B1218R

Sulfaphenazole (Standard)	Inhibitor
Sulfaphenazole (Standard) is the analytical standard of Sulfaphenazole. This product is intended for research and analytical applications. Sulfaphenazole is a selective inhibitor of human cytochrome P450 (CYP) 2C9 enzyme. Sulfaphenazole is a cytoprotective agent against light-induced death of photoreceptors. Sulfaphenazole inhibits light-induced necrosis and mitochondrial stress-initiated apoptosis. Sulfaphenazole is an off patent sulfonamide antibiotic and demonstrates bactericidal activity through enhanced M1 macrophage activity. Sulfaphenazole can significantly reduce infarct size and restore post-ischemic coronary flow following ischemia and reperfusion.

HY-161059

ZB-R-55	Inhibitor	99.39%
ZB-R-55 is an orally active and selective dual-mode RIPK1 inhibitor with RIPK1 IC₅₀ values of 5.7 nM. ZB-R-55 occupies both the allosteric and ATP binding sites of RIPK1. ZB-R-55 inhibits necroptosis in cancer cells. ZB-R-55 can be used for the research of systemic inflammatory response syndrome and sepsis.

HY-157039

RIPK1-IN-17	Inhibitor
RIPK1-IN-17 is an orally active, selective RIPK1 inhibitor (K_d = 17 nM) and shows no significant inhibition to RIPK3. RIPK1-IN-17 specifically inhibits necroptosis rather than apoptosis by inhibiting RIPK1, RIPK3, and MLKL phosphorylation. RIPK1-IN-17 protects mice from hypothermia and death. RIPK1-IN-17 can be used for the study of necroptosis-related diseases such as inflammatory response syndrome (SIRS).

HY-117200

Necrostatin-7	Inhibitor	99.64%
Necrotatin-7 (Nec-7) is a potent necroptosis inhibitor with an EC₅₀ of 10.6 μM. Necrotatin-7 does not inhibit recombinant RIP1 kinase.

HY-100573A

(E/Z)-Necrosulfonamide	Inhibitor	98.03%
(E/Z)-Necrosulfonamide is a racemic compound of Necrosulfonamide (HY-100573). Necrosulfonamide is a MLKL and Gasdermin D (GSDMD) inhibitor, capable of separately inhibiting necroptosis and pyroptosis of cells. Necrosulfonamide does not affect the activation of upstream signals, but specifically inhibits the downstream executor oligomerization step. Necrosulfonamide reduces the expression of the key kinases NLRP3 and caspase-1 involved in necroptosis and pyroptosis, activate the Nrf2 pathway and the downstream antioxidant enzymes, and also downregulates a variety of inflammatory factors. Necrosulfonamide plays significant roles in various diseases such as neurodegenerative diseases (such as Parkinson’s disease), tissue damage and ischemia-reperfusion injury, inflammatory bowel disease, osteoarthritis and fracture repair, and hair loss by regulating two important programmed necrosis pathways.

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