D2926

Sigma-Aldrich

Diphenyleneiodonium chloride

≥98%

Synonym(s):
DPI, Dibenziodolium chloride
Empirical Formula (Hill Notation):
C12H8ClI
CAS Number:
Molecular Weight:
314.55
MDL number:
PubChem Substance ID:
NACRES:
NA.77
Pricing and availability is not currently available.

Quality Level

assay

≥98%

form

powder

mp

278  °C

solubility

DMSO: 9.80-10.20 mg/mL, clear, colorless to faintly yellow

storage temp.

room temp

SMILES string

Cl-.I+1c2ccccc2-c3ccccc13

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

InChI key

FCFZKAVCDNTYID-UHFFFAOYSA-M

Gene Information

human ... NOS1(4842), NOS2(4843), NOS2B(201288), NOS2C(645740), NOS3(4846)
mouse ... Pik3r1(18708)

Looking for similar products? Visit Product Comparison Guide

Packaging

10 mg in poly bottle
50 mg in glass bottle

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.

Features and Benefits

This compound is also offered as part of Sigma′s Library of Pharmacologically Active Compounds (LOPAC®1280), a biologically annotated collection of high-quality, ready-to-screen compounds. Click here to learn more.

Legal Information

LOPAC is a registered trademark of Sigma-Aldrich Co. LLC

Personal Protective Equipment

dust mask type N95 (US),Eyeshields,Gloves

RIDADR

NONH for all modes of transport

WGK Germany

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis
Certificate of Origin
  1. Which document(s) contains shelf-life or expiration date information for a given product?

    If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis.

  2. How do I get lot-specific information or a Certificate of Analysis?

    The lot specific COA document can be found by entering the lot number above under the "Documents" section.

  3. How do I find price and availability?

    There are several ways to find pricing and availability for our products. Once you log onto our website, you will find the price and availability displayed on the product detail page. You can contact any of our Customer Sales and Service offices to receive a quote.  USA customers:  1-800-325-3010 or view local office numbers.

  4. What is the Department of Transportation shipping information for this product?

    Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product. 

  5. How should Product No. D2926, Diphenyleneiodonium chloride be dissolved?

    Product D2926 is soluble in DMSO at a concentration of 10 mg/mL, with strong heating. It is also easily soluble at 2.4 mg/mL in DMSO, in 0.1N NaOH (at 0.5 mg/mL), in 0.1N HCl (at 0.2 mg/mL), in ethanol (at 0.2 mg/mL) or in water (0.2 mg/mL). Stock solutions can be prepared at 10 mM in DMSO, according to O'Donnell, V. B., et al., Studies on the Inhibitory Mechanism of Iodonium Compounds with Special Reference to Neutrophil NADPH Oxidase. Biochem. J., 290(pt 1), 41-49 (1993), or at 3 x 10-8 to 3 x 10-6 M in a 5% glucose solution according to Wang, Y. X., et al., Inhibitory Actions of Diphenyleneiodonium on Endothelium-dependent Vasodilatations In Vitro and In Vivo. Br. J.Pharmacol., 110(3), 1232-1238 (1993).

  6. What is the solution stability of Product No. D2926, Diphenyleneiodonium chloride?

    A stock solution of D2926 in DMSO can be stored at -20°C for up to 3 months.

  7. Product No. D2926 is an inhibitor of nitric oxide synthase (NOS). Does Sigma-Aldrich offer any other NOS inhibitors?

    We do offer other inhibitors of NOS, such as Product Nos. M7033 (NG-Methyl-L-arginine) and A7009 (Aminoguanidine).

  8. My question is not addressed here, how can I contact Technical Service for assistance?

    Ask a Scientist here.

  9. My question is not addressed here, how can I contact Technical Service for assistance?

    Ask a Scientist here.

Ching-Hou Ma et al.
Redox biology, 14, 72-81 (2017-09-05)
Osteoarthritis (OA) is a degenerative joint disease affecting a large population of people. Although the elevated expression of PKR (double stranded RNA-dependent protein kinase) and MMP-13 (collagenase-3) have been indicated to play pivotal roles in the pathogenesis of OA, the...
Mito Kanatsu-Shinohara et al.
Proceedings of the National Academy of Sciences of the United States of America, 116(33), 16404-16409 (2019-07-31)
Because spermatogonial stem cells (SSCs) are immortal by serial transplantation, SSC aging in intact testes is considered to be caused by a deteriorated microenvironment. Here, we report a cell-intrinsic mode of SSC aging by glycolysis activation. Using cultured SSCs, we...
Rosilene Cristina Rossetto Burgos et al.
Scientific reports, 7(1), 1229-1229 (2017-04-30)
In recent years, excessive oxidative metabolism has been reported as a critical determinant of pathogenicity in many diseases. The advent of a simple tool that can provide a physiological readout of oxidative stress would be a major step towards monitoring...
Guei-Sheung Liu et al.
Journal of tissue engineering and regenerative medicine, 10(3), E167-E176 (2013-07-31)
Adipose-derived stem cells (ASCs) show great potentials in applications such as therapeutic angiogenesis, regenerative medicine and tissue engineering. Pharmacological preconditioning of stem cells to boost the release of cytoprotective factors may represent an effective way to enhance their therapeutic efficacy....
Clara Angelina et al.
Scientific reports, 7(1), 16867-16867 (2017-12-06)
Relapse-prone, poor prognosis neuroblastoma is frequently characterized by deletion of chr1p36 where tumor suppressor gene KIF1Bβ resides. Interestingly, many 1p36-positive patients failed to express KIF1Bβ protein. Since altered cellular redox status has been reported to be involved in cell death...
Related Content
DISCOVER Bioactive Small Molecules for Nitric Oxide & Cell Stress Research
Read More

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service

Social Media

LinkedIn icon
Twitter icon
Facebook Icon
Instagram Icon

MilliporeSigma

Research. Development. Production.

We are a leading supplier to the global Life Science industry with solutions and services for research, biotechnology development and production, and pharmaceutical drug therapy development and production.

© 2021 Merck KGaA, Darmstadt, Germany and/or its affiliates. All Rights Reserved.

Reproduction of any materials from the site is strictly forbidden without permission.