DOTA-JR11
Based on 1 publication(s) in Google Scholar
DOTA-JR11 is a somatostatin receptor 2 （SSTR2）antagonist. DOTA-JR11 can be labeled by 68Ga, used for paired imaging in neuroendocrine tumors (NETs) research. DOTA-JR11 can be used for the synthesis/research of Radionuclide-Drug Conjugates (RDCs).
For research use only. We do not sell to patients.
- Purity: 99.14%
- CAS No.: 1039726-31-2
- Formula: C74H98ClN19O21S2
- Molecular Weight:1689.27
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Storage:
Sealed storage, away from moisture and light.
Powder -80°C, 2 years , -20°C, 1 year* In solvent : -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture and light)
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Biological Activity
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Chemical Information
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Solvent & Solubility
- Purity & Documentation
- References
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Help & FAQs
Publications Citing Use of MedChemExpress (MCE) DOTA-JR11
MoreAll Radionuclide-Drug Conjugates (RDCs) Isoforms
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Biological Activity
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RDC Peptide |
[68Ga]Ga-DOTA-JR11 (30 ± 5 GBq/μmol, 5-120 min) shows stable uptake in HEK293-SSTR2 cells, suitable for SSTR2-targeted research[2].
MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.
MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.
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Animal Model:HEK293-SSTR2 tumor mice model[2]
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Dosage:1.85 MBq
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Administration:Intravenous injection (i.v.), single dose, measured at 5, 30, 60, and 120 min
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Result:Caused tumor uptake to peak at 60 minutes, significantly higher than uptake in other organs.
| NCT Number | Sponsor | Condition | Start Date |
Phase
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|---|---|---|---|---|
| NCT01329991 | Plexxikon| | 2011-05 | PHASE1 |
Chemical Information
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CAS No. 1039726-31-2
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Appearance Solid
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Molecular Weight 1689.27
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Formula C74H98ClN19O21S2
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Color White to off-white
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Synonyms
Satoreotide tetraxetan
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Sequence
DOTA-[p-Cl-Phe-cyclo(D-Cys-Phe-D-4-amino-Phe(carbamoyl)-Lys-Thr-Cys)D-Tyr-NH2]
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Shipping
Room temperature in continental US; may vary elsewhere.
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Storage
Sealed storage, away from moisture and light
Powder -80°C 2 years -20°C 1 year * In solvent : -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture and light)
Publications (1)
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Journal Impact Factor
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Most Recent
Solvent & Solubility
DMSO : 25 mg/mL (14.80 mM; Need ultrasonic; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO)
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 (sealed storage, away from moisture and light). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
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 (sealed storage, away from moisture and light). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
Concentration (start) × Volume (start) = Concentration (final) × Volume (final)
Purity & Documentation
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Data Sheet (281 KB)
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SDS (252 KB)
- English - EN (252 KB)
- Français - FR (252 KB)
- Deutsch - DE (252 KB)
- Norwegian - NO (252 KB)
- Español - ES (252 KB)
- Swedish - SV (252 KB)
- Italian - IT (252 KB)
- Portuguese - PT (252 KB)
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Handling Instructions (2659 KB)
References
[1]. Krebs S, et al. Comparison of 68Ga-DOTA-JR11 PET/CT with dosimetric 177Lu-satoreotide tetraxetan (177Lu-DOTA-JR11) SPECT/CT in patients with metastatic neuroendocrine tumors undergoing peptide receptor radionuclide therapy. Eur J Nucl Med Mol Imaging. 2020 Dec;47(13):3047-3057. [Content Brief]
[2]. Xie Q, et al. Synthesis, preclinical evaluation, and a pilot clinical imaging study of [18F]AlF-NOTA-JR11 for neuroendocrine neoplasms compared with [68Ga]Ga-DOTA-TATE. Eur J Nucl Med Mol Imaging. 2021 Sep;48(10):3129-3140. [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 (sealed storage, away from moisture and light). 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 |
|---|---|---|---|---|---|
| DMSO | 1 mM | 0.5920 mL | 2.9599 mL | 5.9197 mL | 14.7993 mL |
| 5 mM | 0.1184 mL | 0.5920 mL | 1.1839 mL | 2.9599 mL | |
| 10 mM | 0.0592 mL | 0.2960 mL | 0.5920 mL | 1.4799 mL |
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