Skip to Content
Merck
All Photos(1)

Key Documents

SML0710

Sigma-Aldrich

DDRI-18

≥98% (HPLC)

Synonym(s):

3,3′-[6,6′-bi-1H-Benzimidazole]-2,2′-diylbis-benzenamine

Sign Into View Organizational & Contract Pricing


About This Item

Empirical Formula (Hill Notation):
C26H20N6
CAS Number:
Molecular Weight:
416.48
MDL number:
UNSPSC Code:
12352200
PubChem Substance ID:
NACRES:
NA.77

Assay

≥98% (HPLC)

form

powder

color

white to beige

solubility

DMSO: 10 mg/mL

storage temp.

2-8°C

SMILES string

NC1=CC=CC(C(N2)=NC(C=C3)=C2C=C3C4=CC5=C(C=C4)N=C(N5)C6=CC(N)=CC=C6)=C1

InChI

1S/C26H20N6/c27-19-5-1-3-17(11-19)25-29-21-9-7-15(13-23(21)31-25)16-8-10-22-24(14-16)32-26(30-22)18-4-2-6-20(28)12-18/h1-14H,27-28H2,(H,29,31)(H,30,32)

InChI key

QROWVLFOWUYBIG-UHFFFAOYSA-N

Biochem/physiol Actions

DDRI-18 (DNA Damage Response Inhibitor-18) inhibits nonhomologous end-joining (NHEJ) DNA repair following double strand DNA breaks induced by ionizing radiation, and enhances the effects of DNA-damaging cancer drugs like etoposide, camptothecin and doxorubicin.

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Aquatic Chronic 4 - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

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