Diethylenetriaminepentaacetic acid dianhydride
Diethylenetriaminepentaacetic acid dianhydride (CAS 23911-26-4), molecular formula C14H19N3O8, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to pharmacopoeia specification (USP, BP, EP). Every batch is tested and ships with a Certificate of Analysis; MSDS and technical data sheets are available on request. Tech Serve Solutions has supplied laboratory reagents, fine chemicals and pharmaceutical intermediates worldwide since 1998.
- IUPAC
- DTPA anhydride,DTPA dianhydride

| Molecular weight | 357.32 |
|---|---|
| Empirical formula | C14H19N3O8 |
| Assay | 98% |
| Storage temperature | −20°C |
| Application | Reagent for introducing a strong chelator onto proteins. |
| Melting point | 182-184 °C(lit.) |

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) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Supplied to USP, BP and EP standards. Every batch ships with a Certificate of Analysis (assay, identity, purity); MSDS 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 Diethylenetriaminepentaacetic acid dianhydride?
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Diethylenetriaminepentaacetic acid dianhydride (CAS 23911-26-4), molecular formula C14H19N3O8, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to USP, BP and EP standards.
What grades of Diethylenetriaminepentaacetic acid dianhydride does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Diethylenetriaminepentaacetic acid dianhydride in USP, BP, EP and reagent/AR grades. Custom specifications for nutraceutical or specialty pharmaceutical applications are available — contact our technical sales team.
What is the CAS number and molecular formula of Diethylenetriaminepentaacetic acid dianhydride?
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Diethylenetriaminepentaacetic acid dianhydride has CAS number 23911-26-4 and molecular formula C14H19N3O8. Full specifications appear in the table above and in the Certificate of Analysis.
What is the typical minimum order quantity and lead time for Diethylenetriaminepentaacetic acid dianhydride?
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Sample quantities are available for technical evaluation; bulk MOQ depends on grade and packaging. In-stock material typically ships in 7–10 working days; custom-spec orders take 3–4 weeks. Tech Serve Solutions ships worldwide with full export documentation.
Do you provide a Certificate of Analysis (CoA) with each shipment?
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Yes. Every batch of Diethylenetriaminepentaacetic acid dianhydride ships with a Certificate of Analysis covering assay, identity and purity tests, plus pharmacopoeia conformance where applicable. MSDS and TDS documents are available on request before order placement.
How should Diethylenetriaminepentaacetic acid dianhydride be stored?
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Store Diethylenetriaminepentaacetic acid dianhydride in its original sealed container in a cool, dry place away from direct sunlight and incompatible materials, in line with the storage guidance on the Safety Data Sheet. Reseal between dispensings.
What is Diethylenetriaminepentaacetic acid dianhydride used for?
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Diethylenetriaminepentaacetic acid dianhydride is used in chemical synthesis applications across pharmaceutical, research and industrial settings. Our technical team can advise on suitability for your specific process.
How do I request a quote for Diethylenetriaminepentaacetic acid dianhydride?
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Request a quote with your required grade, quantity and destination via https://www.techservesolutions.in/contact or email info@techservesolutions.in. We respond with specifications, a Certificate of Analysis and pricing.
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