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DIPHENYLENEIODONIUM CHLORIDE

CAS No.
4673-26-1
Chemical Name:
DIPHENYLENEIODONIUM CHLORIDE
Synonyms
DPI;DPI CHLORIDE;ibenziodoliumchloride;DIBENZIODOLIUM CHLORIDE;DIPHENYLENEIODONIUM CHLORIDE;Dibenz[b,d]iodoliuM Chloride;Diphenyl iodine chloride salt;Dibenziodolium chloride, DPI;Diphenyleneiodoniumchloride(DPI);dibenzo[b,d]iodol-5-ium chloride
CBNumber:
CB7355273
Molecular Formula:
C12H8ClI
Molecular Weight:
314.55
MDL Number:
MFCD00214165
MOL File:
4673-26-1.mol
MSDS File:
SDS
Last updated:2025-09-12 18:45:48

DIPHENYLENEIODONIUM CHLORIDE Properties

Melting point 312-322 °C
storage temp. room temp
solubility Soluble in DMSO (up to 5 mg/ml with warming)
form Powder
color Off-white
Stability Stable for 1 year from date of purchase as supplied. Solutions in DMSO may be stored at -20°C for up to 2 months.
InChI InChI=1S/C12H8I.ClH/c1-3-7-11-9(5-1)10-6-2-4-8-12(10)13-11;/h1-8H;1H/q+1;/p-1
InChIKey FCFZKAVCDNTYID-UHFFFAOYSA-M
SMILES [I+]1C2=C(C=CC=C2)C2=C1C=CC=C2.[Cl-]
FDA UNII 7M9D81YZ2N
UNSPSC Code 12352200
NACRES NA.77

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H319
Precautionary statements  P264-P280-P305+P351+P338-P337+P313P
Hazard Codes  Xi
Risk Statements  36
Safety Statements  26
WGK Germany  3
HS Code  29310099
NFPA 704
0
2 0

DIPHENYLENEIODONIUM CHLORIDE price More Price(38)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich D2926 Diphenyleneiodonium chloride ≥98% 4673-26-1 10mg $124 2025-07-31 Buy
Sigma-Aldrich D2926 Diphenyleneiodonium chloride ≥98% 4673-26-1 50mg $480 2025-07-31 Buy
Sigma-Aldrich 300260 Diphenyleneiodonium Chloride A cell-permeable, irreversible inhibitor of endothelial nitric oxide synthase (eNOS). 4673-26-1 10 mg $116 2025-07-31 Buy
TCI Chemical D6364 Dibenzo[b,d]iodol-5-ium Chloride 4673-26-1 25MG $140 2025-07-31 Buy
TCI Chemical D6364 Dibenzo[b,d]iodol-5-ium Chloride 4673-26-1 100MG $351 2025-07-31 Buy
Product number Packaging Price Buy
D2926 10mg $124 Buy
D2926 50mg $480 Buy
300260 10 mg $116 Buy
D6364 25MG $140 Buy
D6364 100MG $351 Buy

DIPHENYLENEIODONIUM CHLORIDE Chemical Properties,Uses,Production

Description

Diphenyleneiodonium (DPI) is an inhibitor of NADPH oxidase (NOX; EC50 = 0.1 μM in HeLa cells). It also inhibits nitric oxide synthase (NOS; IC50 = 0.05 μM in isolated mouse peritoneal macrophages). DPI (10, 50, and 100 μM) induces the production of reactive oxygen species (ROS) in, and apoptosis of, human umbilical vein endothelial cells (HUVECs). It inhibits NETosis induced by phorbol 12-myristate 13-acetate (PMA; ) in isolated human neutrophils when used at a concentration of 10 μM. DPI (2 mg/kg) reduces tumor growth in HT-29 and LS 174T colon cancer mouse xenograft models.

Chemical Properties

Crystalline Solid

Uses

Binds strongly to flavoproteins and thus inhibits NO synthase, NADG reductase and NADPH oxidase. Solubility: 5 mg in 1.7 mL of H2O:DMSO 40:60; 10 mg in 1.1 mL H2O:DMSO 10:90

Uses

Diphenyleneiodonium Chloride binds strongly to flavoproteins and thus inhibits NO synthase, NADG reductase and NADPH oxidase.Diphenyleneiodonium Chloride solubility: 5 mg in 1.7 mL of H2O:DMSO 40:60; 10 mg in 1.1 mL H2O:DMSO 10:90

Definition

ChEBI: An organic chloride salt having dibenziodolium as the counterion.

Biochem/physiol Actions

A potent and reversible inhibitor of nitric oxide synthetase from macrophages and endothelial cells. Also inhibits other flavoenzymes such as neutrophil NADPH oxidase.

storage

Desiccate at -20°C

References

[1] DENNIS J. STUEHR. Inhibition of macrophage and endothelial cell nitric oxide synthase by diphenyleneiodonium and its analogs1[J]. FASEB Journal, 1991, 5 1: 98-103. DOI:10.1096/fasebj.5.1.1703974
[2] C M YEA  O T J  A R Cross. Purification and some properties of the 45 kDa diphenylene iodonium-binding flavoprotein of neutrophil NADPH oxidase.[J]. Biochemical Journal, 1990, 265 1: 95-100. DOI:10.1042/bj2650095
[3] CHENLI YE. Identification of a novel small-molecule agonist for human G protein-coupled receptor 3.[J]. Journal of Pharmacology and Experimental Therapeutics, 2014, 349 3: 437-443. DOI:10.1124/jpet.114.213082
[4] Diphenyleneiodonium inhibits NF-kappaB activation and iNOS expression induced by IL-1beta: involvement of reactive oxygen species
[5] H. KONO. Diphenyleneiodonium sulfate, an NADPH oxidase inhibitor, prevents early alcohol-induced liver injury in the rat.[J]. American journal of physiology. Gastrointestinal and liver physiology, 2001, 73 1: G1005-12. DOI:10.1152/ajpgi.2001.280.5.g1005

DIPHENYLENEIODONIUM CHLORIDE Preparation Products And Raw materials

Raw materials

Preparation Products

Global( 196)Suppliers
Supplier Tel Email Country ProdList Advantage
Shaanxi Dideu Medichem Co. Ltd
+86-29-81139210 +86-18192627656 1059@dideu.com China 3527 58
Hebei Mujin Biotechnology Co.,Ltd
+8613288715578 sales@hbmojin.com China 12363 58
Hebei Yanxi Chemical Co., Ltd.
+8618531123677 faithe@yan-xi.com China 5853 58
ATK CHEMICAL COMPANY LIMITED
+undefined-21-51877795 ivan@atkchemical.com China 33024 60
Shanghai Zheyan Biotech Co., Ltd.
18017610038 zheyansh@163.com CHINA 3619 58
Biochempartner
0086-13720134139 candy@biochempartner.com CHINA 965 58
career henan chemical co
+86-0371-86658258 +8613203830695 factory@coreychem.com China 29800 58
TargetMol Chemicals Inc.
+1-781-999-5354; +17819995354 marketing@targetmol.com United States 32431 58
CD Chemical Group Limited
+8615986615575 info@codchem.com China 20342 58
Hangzhou MolCore BioPharmatech Co.,Ltd.
+86-057181025280; +8617767106207 sales@molcore.com China 49734 58

View Lastest Price from DIPHENYLENEIODONIUM CHLORIDE manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Diphenyleneiodonium chloride pictures 2025-09-12 Diphenyleneiodonium chloride
4673-26-1
US $38.00-109.00 / mg 99.86% 10g TargetMol Chemicals Inc.
DIPHENYLENEIODONIUM CHLORIDE pictures 2025-08-08 DIPHENYLENEIODONIUM CHLORIDE
4673-26-1
US $0.00 / KG 1KG 99% 50000KG/month Hebei Mujin Biotechnology Co.,Ltd
DIPHENYLENEIODONIUM CHLORIDE pictures 2025-06-20 DIPHENYLENEIODONIUM CHLORIDE
4673-26-1
US $40.00 / kg 1kg 0.99 10 tons Hebei Yanxi Chemical Co., Ltd.

DIPHENYLENEIODONIUM CHLORIDE Spectrum

Diphenyleneiodonium chlorideDibenziodolium chloride DiphenyleneiodoniuM chloride, 97+% 25MG Dibenz[b,d]iodoliuM Chloride DIBENZIODOLIUM CHLORIDE DPI Diphenyleneiodonium Chloride - CAS 4673-26-1 - Calbiochem Diphenyleneiodoniumchloride(DPI) DPI CHLORIDE DIPHENYLENEIODONIUM CHLORIDE [1,1'-BIPHENYL]-2,2'-DIYLIODONIUM CHLORIDE Diphenyleneiodonium chloride, 97+% Dibenziodolium chloride, DPI benzo[b][1]benziodole hydrochloride ibenziodoliumchloride dibenzo[b,d]iodol-5-ium chloride Diphenyl iodine chloride salt Diphenyleneiodonium chloride, NO synthase Diphenyleneiodonium chloride, 10 mM in DMSO DPI (Diphenyleneiodonium chloride) Diphenyleneiodonium chloride >=98% 4673-26-1 C12H8ClI C12H8ICl BioChemical Biochemicals and Reagents L to O Enzyme Inhibitors by Enzyme Enzyme Inhibitors Enzymes, Inhibitors, and Substrates Nitric Oxide Synthase All Inhibitors Inhibitors Nitric Oxide Reagents Nitric Oxide