(RS)-(Tetrazol-5-yl)glycine
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(RS)-(Tetrazol-5-yl)glycine (D,L-(tetrazol-5-yl)glycine) is a highly potent and selective N-methyl-D-aspartate (NMDA) receptor agonist. (RS)-(Tetrazol-5-yl)glycine has EC50s of 99 nM, 1.7 μM for GluN1/GluN2D and GluN1/GluN2A, respectively. (RS)-(Tetrazol-5-yl)glycine induces seizure responses and Fos in mice.
For research use only. We do not sell to patients.
- Purity : 96.53%
- CAS No.: 138199-51-6
- Formula: C3H5N5O2
- Molecular Weight:143.10
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Storage:Powder -20°C, 3 years , 4°C, 2 years ; In solvent -80°C, 6 months , -20°C, 1 month
All iGluR Isoforms
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Biological Activity
Description
IC50 & Target
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NMDA Receptor |
In Vitro
(RS)-(Tetrazol-5-yl)glycine (D,L-(tetrazol-5-yl)glycine) is a agonist of N-methyl-D-aspartate (NMDA) subtype of excitatory amino acid receptor. (RS)-(Tetrazol-5-yl)glycine displaces NMDA receptor binding to rat brain membranes as measured using [3H]CGS19755 (IC50=98 nM) and [3H]glutamate (IC50=36 nM) as ligands[1].
(RS)-(Tetrazol-5-yl)glycine does not appreciably inhibit the binding of D,L-alpha-[5-methyl-3H] amino-3-hydroxy-5-methylisoxazole-4-propionic acid (AMPA), [3H]kainate, or [3H]glycine (IC50s>30 μM)[1].
MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.
In Vivo
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Animal Model:C57BL/6 mice[3]
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Dosage:1.25, 1.5 mg/kg
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Administration:IP
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Result:Induced seizure responses and Fos.
Induced Disease Models
Please do not refer to only one article to determine the experimental conditions. It is recommended to determine the optimal experimental conditions (animal strain, age, dosage, frequency and cycle, detection time and indicators, etc.) through preliminary experiments before the formal experiment.
(RS)-(Tetrazol-5-yl)glycine can be used in animal modeling to create epilepsy models and is able to penetrate the blood-brain barrier[4].
Administration: 0.2 and 0.4 μL of a 0.7 mM (RS)-(Tetrazol-5-yl)glycine solution • ICV
(2) Among the 11 rats injected with 0.28 nmol (RS)-(Tetrazol-5-yl) glycine, 5 died within a few hours after injection, making it impossible to perfuse and determine the degree of hippocampal lesions.
(3) There was no loss of hippocampal neurons in two of the four rats injected with the lower dose of (RS) - (Tetrazol-5-yl) glycine, whereas the other two showed loss of pyramidal neurons in the medial portion of CA1, and granule neurons in the dentate gyrus.
Behavioral observation: Continuous flicking of the tail, rowing movements, and convulsions.
MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.
Chemical Information
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CAS No. 138199-51-6
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Appearance Solid
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Molecular Weight 143.10
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Formula C3H5N5O2
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Color White to off-white
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SMILES
O=C(O)C(N)C1=NNN=N1
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Synonyms
D,L-(tetrazol-5-yl)glycine; LY 285265
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Shipping
Room temperature in continental US; may vary elsewhere.
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Storage
Powder -20°C 3 years 4°C 2 years In solvent -80°C 6 months -20°C 1 month
Solvent & Solubility
In Vitro:
H2O : 5 mg/mL (34.94 mM; Need ultrasonic)
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month. When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
* Note: If you choose water as the stock solution, please dilute it to the working solution, then filter and sterilize it with a 0.22 μm filter before use.
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month. When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
* Note: If you choose water as the stock solution, please dilute it to the working solution, then filter and sterilize it with a 0.22 μm filter before use.
Concentration (start) × Volume (start) = Concentration (final) × Volume (final)
Purity & Documentation
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Data Sheet (279 KB)
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SDS (393 KB)
- English - EN (393 KB)
- Français - FR (393 KB)
- Deutsch - DE (393 KB)
- Norwegian - NO (393 KB)
- Español - ES (393 KB)
- Swedish - SV (393 KB)
- Italian - IT (393 KB)
- Korean - KR (393 KB)
- Portuguese - PT (393 KB)
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Handling Instructions (2659 KB)
References
[1]. Schoepp DD, et al. D,L-(tetrazol-5-yl) glycine: a novel and highly potent NMDA receptor agonist. Eur J Pharmacol. 1991 Oct 15;203(2):237-43. [Content Brief]
[2]. Vance KM, et al. Ligand-specific deactivation time course of GluN1/GluN2D NMDA receptors. Nat Commun. 2011;2:294. [Content Brief]
[3]. Duncan GE, et al. Seizure responses and induction of Fos by the NMDA agonist (tetrazol-5-yl)glycine in a geneticmodel of NMDA receptor hypofunction. Brain Res. 2008 Jul 24;1221:41-8. [Content Brief]
[4]. Ong WY, et al. P2 purinoceptor blocker suramin antagonises NMDA receptors and protects against excitatory behaviour caused by NMDA receptor agonist (RS)-(tetrazol-5-yl)-glycine in rats. J Neurosci Res. 1997 Sep 1;49(5):627-38. [Content Brief]
Complete Stock Solution Preparation Table
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month. When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
| Optional Solvent | Concentration Solvent Mass | 1 mg | 5 mg | 10 mg | 25 mg |
|---|---|---|---|---|---|
| H2O | 1 mM | 6.9881 mL | 34.9406 mL | 69.8812 mL | 174.7030 mL |
| 5 mM | 1.3976 mL | 6.9881 mL | 13.9762 mL | 34.9406 mL | |
| 10 mM | 0.6988 mL | 3.4941 mL | 6.9881 mL | 17.4703 mL | |
| 15 mM | 0.4659 mL | 2.3294 mL | 4.6587 mL | 11.6469 mL | |
| 20 mM | 0.3494 mL | 1.7470 mL | 3.4941 mL | 8.7351 mL | |
| 25 mM | 0.2795 mL | 1.3976 mL | 2.7952 mL | 6.9881 mL | |
| 30 mM | 0.2329 mL | 1.1647 mL | 2.3294 mL | 5.8234 mL |
* Note: If you choose water as the stock solution, please dilute it to the working solution, then filter and sterilize it with a 0.22 μm filter before use.