MedKoo Cat#: 522398 | Name: QNZ46
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Description:

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

QNZ46 is an NMDA receptor antagonist. QNZ46 inhibits NMDA receptor function in a noncompetitive and voltage-independent manner by an unconventional mechanism that requires binding of glutamate to the GluN2 subunit, but not glycine binding to the GluN1 subunit. QNZ46 could provide an opportunity for the development of pharmacological tools and therapeutic agents that target NMDA receptors at a new site and modulate function by a novel mechanism. NMDA receptors are ionotropic glutamate receptors that mediate excitatory synaptic transmission and have been implicated in several neurological diseases.

Chemical Structure

QNZ46
QNZ46
CAS#1237744-13-6

Theoretical Analysis

MedKoo Cat#: 522398

Name: QNZ46

CAS#: 1237744-13-6

Chemical Formula: C24H17N3O6

Exact Mass: 443.1117

Molecular Weight: 443.42

Elemental Analysis: C, 65.01; H, 3.86; N, 9.48; O, 21.65

Price and Availability

Size Price Availability Quantity
10mg USD 125.00 Ready to ship
25mg USD 250.00 Ready to ship
50mg USD 425.00 Ready to ship
100mg USD 650.00 Ready to ship
200mg USD 950.00 Ready to ship
500mg USD 1,650.00 Ready to ship
1g USD 2,650.00 Ready to ship
2g USD 4,650.00 Ready to ship
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Related CAS #
No Data
Synonym
QNZ46; QNZ-46; QNZ 46.
IUPAC/Chemical Name
(E)-4-(6-methoxy-2-(3-nitrostyryl)-4-oxoquinazolin-3(4H)-yl)benzoic acid
InChi Key
GNLVJIICVWDSNI-LFYBBSHMSA-N
InChi Code
InChI=1S/C24H17N3O6/c1-33-19-10-11-21-20(14-19)23(28)26(17-8-6-16(7-9-17)24(29)30)22(25-21)12-5-15-3-2-4-18(13-15)27(31)32/h2-14H,1H3,(H,29,30)/b12-5+
SMILES Code
O=C(O)C1=CC=C(N2C(/C=C/C3=CC=CC([N+]([O-])=O)=C3)=NC4=C(C=C(OC)C=C4)C2=O)C=C1
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
Soluble in DMSO, not in water
Shelf Life
>2 years if stored properly
Drug Formulation
This drug may be formulated in DMSO
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
Biological target:
QNZ46 is a NR2C/NR2D-selective NMDA receptor non-competitive antagonist (IC50 values are 3, 6, 229, and >300, >300 μM for NR2D, NR2C, NR2A, NR2B, and GluR1, respectively).
In vitro activity:
QNZ46 inhibits NMDA receptor function in a noncompetitive and voltage-independent manner by an unconventional mechanism that requires binding of glutamate to the GluN2 subunit, but not glycine binding to the GluN1 subunit. Reference: J Neurosci. 2011 Mar 9;31(10):3650-61. https://pubmed.ncbi.nlm.nih.gov/21389220/
In vivo activity:
TBD
Solvent mg/mL mM
Solubility
DMSO 4.5 10.07
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 443.42 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:
1. Hansen KB, Traynelis SF. Structural and mechanistic determinants of a novel site for noncompetitive inhibition of GluN2D-containing NMDA receptors. J Neurosci. 2011 Mar 9;31(10):3650-61. doi: 10.1523/JNEUROSCI.5565-10.2011. PMID: 21389220; PMCID: PMC3063124.
In vitro protocol:
1. Hansen KB, Traynelis SF. Structural and mechanistic determinants of a novel site for noncompetitive inhibition of GluN2D-containing NMDA receptors. J Neurosci. 2011 Mar 9;31(10):3650-61. doi: 10.1523/JNEUROSCI.5565-10.2011. PMID: 21389220; PMCID: PMC3063124.
In vivo protocol:
TBD
1: Hansen KB, Traynelis SF. Structural and mechanistic determinants of a novel site for noncompetitive inhibition of GluN2D-containing NMDA receptors. J Neurosci. 2011 Mar 9;31(10):3650-61. doi: 10.1523/JNEUROSCI.5565-10.2011. PubMed PMID: 21389220; PubMed Central PMCID: PMC3063124. 2: Zhang JB, Wang F, Tang YT, Pang MZ, Li D, Liu CF. Inhibition of GluN2D-Containing NMDA Receptors Protects Dopaminergic Neurons against 6-OHDA-Induced Neurotoxicity via Activating ERK/NRF2/HO-1 Signaling. ACS Chem Neurosci. 2024 Feb 7;15(3):572-581. doi: 10.1021/acschemneuro.3c00608. Epub 2024 Jan 26. PMID: 38277219.
1. Hansen KB, Traynelis SF. Structural and mechanistic determinants of a novel site for noncompetitive inhibition of GluN2D-containing NMDA receptors. J Neurosci. 2011 Mar 9;31(10):3650-61. doi: 10.1523/JNEUROSCI.5565-10.2011. PMID: 21389220; PMCID: PMC3063124.