Tri-tert-butyl 1,4,7,10-tetraazacyclododecane-1,4,7,10-tetraacetate
Tri-tert-butyl 1,4,7,10-tetraazacyclododecane-1,4,7,10-tetraacetate (CAS: 137076-54-1) is a complex organic compound with the molecular formula C28H52N4O8 and a molecular weight of 572.73. As a derivative of DOTA, this chemical is primarily utilised for its chelating and complexation properties. It finds application in chemical synthesis and as a reagent in various laboratory settings, particularly where specific metal ion binding is required.
- IUPAC
- DOTA-tri-t-Bu-ester
- Synonyms
- 10-tetraazacyclododecane-1,4,7,10-tetraacetateDOTA-tri-t-Bu-ester

Metal Ion Chelation
This compound acts as a powerful chelating agent, capable of forming stable complexes with various metal ions. This property is essential in analytical chemistry and in processes requiring the sequestration or controlled delivery of specific metals.
Chemical Synthesis Intermediate
It serves as a valuable intermediate in the synthesis of more complex molecules. Its structure allows for further functionalization, making it useful in multi-step synthetic pathways.
Complexation Studies
Researchers utilise this compound in studies focused on coordination chemistry and the development of new complexation methodologies. Its predictable binding behaviour aids in understanding metal-ligand interactions.
| Molecular weight | 572.73 |
|---|---|
| Empirical formula | C28H52N4O8 |
| Assay | ≥95.0% (CHN) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Tri-tert-butyl 1,4,7,10-tetraazacyclododecane-1,4,7,10-tetraacetate used for?
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This compound is primarily used for its metal chelating and complexation properties, serving as an intermediate in chemical synthesis and in various laboratory applications requiring specific metal ion binding.
What is the CAS number and molecular formula for this compound?
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The CAS number is 137076-54-1, and the molecular formula is C28H52N4O8.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this chemical with an assay of ≥95.0% (CHN). We do not represent this product as meeting USP, BP, or EP pharmacopoeia standards.
What are the main hazards associated with this chemical?
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This compound is a Warning substance and is labelled with H315 (causes skin irritation), H319 (causes serious eye irritation), and H335 (may cause respiratory irritation). Appropriate personal protective equipment, including a dust mask (N95), eyeshields, and gloves, should be used.
How is this chemical shipped or exported by TSS?
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Tech Serve Solutions can assist with the export of this chemical to qualified international customers, adhering to all relevant shipping and customs regulations.
How can I request a sample or quote for this product?
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To request a sample or a quotation, please contact our sales team through the website or by phone, providing your contact details and the required quantity.
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