MedKoo Cat#: 464560 | Name: QD-394
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Description:

WARNING: This product is for research use only, not for human or veterinary use.

QD-394 is an inducer of reactive oxygen species (ROS) production. It induces lipid peroxidation, increases in intracellular accumulation of reactive oxygen species (ROS), and decreases in the reduced glutathione (GSH) to oxidized GSH (GSSG) ratio in MIA PaCa-2 pancreatic cancer cells when used at concentrations ranging from 0.5 to 10 µM. QD-394 is cytotoxic to MIA PaCa-2, PANC-1, and BxPC-3 cancer cells (IC50s = 0.64, 0.34, and 0.9 µM, respectively). QD-394 acts synergistically with napabucasin to reduce colony formation in MIA PaCa-2 cells.

Chemical Structure

QD-394
QD-394
CAS#2132411-21-1

Theoretical Analysis

MedKoo Cat#: 464560

Name: QD-394

CAS#: 2132411-21-1

Chemical Formula: C19H19N5O2

Exact Mass: 349.1539

Molecular Weight: 349.39

Elemental Analysis: C, 65.32; H, 5.48; N, 20.04; O, 9.16

Price and Availability

Size Price Availability Quantity
1mg USD 350.00 2 Weeks
5mg USD 600.00 2 Weeks
10mg USD 950.00 2 Weeks
25mg USD 1,500.00 2 Weeks
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Related CAS #
No Data
Synonym
QD-394; QD394 QD 394;
IUPAC/Chemical Name
6-((4-(4-methylpiperazin-1-yl)phenyl)amino)quinazoline-5,8-dione
InChi Key
INZGOHBCPALCGM-UHFFFAOYSA-N
InChi Code
InChI=1S/C19H19N5O2/c1-23-6-8-24(9-7-23)14-4-2-13(3-5-14)22-16-10-17(25)18-15(19(16)26)11-20-12-21-18/h2-5,10-12,22H,6-9H2,1H3
SMILES Code
O=C1C=C(NC2=CC=C(C=C2)N3CCN(C)CC3)C(C4=CN=CN=C14)=O
Appearance
Solid powder
Purity
>98% (or refer to the Certificate of Analysis)
Shipping Condition
Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.
Storage Condition
Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).
Solubility
To be determined
Shelf Life
>2 years if stored properly
Drug Formulation
To be determined
Stock Solution Storage
0 - 4 C for short term (days to weeks), or -20 C for long term (months).
HS Tariff Code
2934.99.9001
More Info
Product Data
Biological target:
QD394 is a reactive oxygen species inducer that can induce lipid peroxidation, increase intracellular ROS accumulation, inhibit STAT3 phosphorylation, and induce ferroptosis.
In vitro activity:
QD394 shows a transcriptomic profile remarkably similar to napabucasin, a cancer stemness inhibitor. Both small molecules inhibit STAT3 phosphorylation, increase cellular ROS, and decrease the GSH/GSSG ratio. QD394 causes an iron- and ROS-dependent, GPX4 mediated cell death, suggesting ferroptosis as a major mechanism. QD394 decreases the expression of LRPPRC and PNPT1 proteins.
In vivo activity:
TBD
Solvent mg/mL mM
Solubility
DMF 1.0 2.86
DMSO 5.0 14.31
DMSO:PBS (pH 7.2) (1:20) 0.0 0.11
Ethanol 1.0 2.86
Note: There can be variations in solubility for the same chemical from different vendors or different batches from the same vendor. The following factors can affect the solubility of the same chemical: solvent used for crystallization, residual solvent content, polymorphism, salt versus free form, degree of hydration, solvent temperature. Please use the solubility data as a reference only. Warming and sonication will facilitate dissolving. Still have questions? Please contact our Technical Support scientists.

Preparing Stock Solutions

The following data is based on the product molecular weight 349.39 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Recalculate based on batch purity %
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.15 mL 5.76 mL 11.51 mL
5 mM 0.23 mL 1.15 mL 2.3 mL
10 mM 0.12 mL 0.58 mL 1.15 mL
50 mM 0.02 mL 0.12 mL 0.23 mL
Formulation protocol:
Hu S, Sechi M, Singh PK, Dai L, McCann S, Sun D, Ljungman M, Neamati N. A Novel Redox Modulator Induces a GPX4- Mediated Cell Death That Is Dependent on Iron and Reactive Oxygen Species. J Med Chem. 2020 Sep 10;63(17):9838-9855. doi: 10.1021/acs.jmedchem.0c01016. Epub 2020 Aug 28. PMID: 32809827; PMCID: PMC8082945
In vitro protocol:
Hu S, Sechi M, Singh PK, Dai L, McCann S, Sun D, Ljungman M, Neamati N. A Novel Redox Modulator Induces a GPX4- Mediated Cell Death That Is Dependent on Iron and Reactive Oxygen Species. J Med Chem. 2020 Sep 10;63(17):9838-9855. doi: 10.1021/acs.jmedchem.0c01016. Epub 2020 Aug 28. PMID: 32809827; PMCID: PMC8082945
In vivo protocol:
TBD
1: Hu S, Sechi M, Singh PK, Dai L, McCann S, Sun D, Ljungman M, Neamati N. A Novel Redox Modulator Induces a GPX4-Mediated Cell Death That Is Dependent on Iron and Reactive Oxygen Species. J Med Chem. 2020 Sep 10;63(17):9838-9855. doi: 10.1021/acs.jmedchem.0c01016. Epub 2020 Aug 28. PMID: 32809827.