NOTA trihydrochloride
NOTA trihydrochloride

Product summary
Quick view
- Product family
- Radiopharmaceutical Chelators, Precursors & Targeting Ligands
- Chemical Name
- NOTA trihydrochloride
NOTA trihydrochloride is catalog CH55022, CAS 133256-65-2.
PubChem resolves this CAS/name to CID 155487410 and lists the trihydrochloride salt formula C12H24Cl3N3O6 with molecular weight about 412.7. CHEMOS currently lists MW 339.77, so the catalog entry does not display a final MW.
The catalog entry is limited to identity information and does not include NOTA application or radiochemistry claims.
Identity and specifications
| Catalog No. | CH55022 |
| CAS No. | 133256-65-2 |
| Product Name | NOTA trihydrochloride |
| PubChem Formula | C12H24Cl3N3O6 |
| Molecular Weight | Source records differ |
| PubChem CID | 155487410 |
Additional material information
Characteristics
NOTA trihydrochloride is associated with CAS 133256-65-2 and PubChem CID 155487410. Because salt-form MW values differ across source records, molecular weight remains a confirmation item.
Related technical resources
Public references
- NOTA (trihydrochloride) | PubChem CID 155487410
- Side by side comparison of NOTA and DOTA for conjugation efficiency, gallium-68 labeling, and in vivo biodistribution of anti-mesothelin sdAb A1-His
European Journal of Nuclear Medicine and Molecular Imaging, 2025
Product-family technical context
- A High-Denticity Chelator Based on Desferrioxamine for Enhanced Coordination of Zirconium-89
Inorganic Chemistry, 2020
Product-family technical context
- Comparison of Macrocyclic and Acyclic Chelators for Gallium-68 Radiolabelling
RSC Advances, 2017
Product-family technical context
- Side by Side Comparison of NOTA and DOTA for Conjugation Efficiency, Gallium-68 Labeling, and In Vivo Biodistribution of Anti-Mesothelin sdAb A1-His
EJNMMI Radiopharmacy and Chemistry, 2025
Product-family technical context
Frequently Asked Questions
Why does molecular weight require confirmation?
PubChem lists the trihydrochloride MW around 412.7, while CHEMOS lists 339.77, so MW remains a confirmation item.
Why are applications left blank?
Applications are left blank because the salt-form and MW metadata differ across sources.
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