1,2-Diaminopropane-N,N,N′,N′-tetraacetic Acid, also known as Propylenediamine-N,N,N′,N′-tetraacetic Acid, Methyl-EDTA, or PDTA, is an aminopolycarboxylic acid and specialty chelating compound with CAS No. 4408-81-5. It …
1,2-Diaminopropane-N,N,N′,N′-tetraacetic Acid, also known as Propylenediamine-N,N,N′,N′-tetraacetic Acid, Methyl-EDTA, or PDTA, is an aminopolycarboxylic acid and specialty chelating compound with CAS No. 4408-81-5. It has the molecular formula C₁₁H₁₈N₂O₈ and a molecular weight of 306.27 g/mol. The compound is supplied as a solid and is typically described as a white powder to crystal.
1,2-Diaminopropane-N,N,N′,N′-tetraacetic Acid contains multiple carboxylic acid and nitrogen donor groups that allow it to interact with metal ions, making it useful as a chelating reagent and specialty research chemical. It is suitable for applications in analytical chemistry, coordination chemistry, chemical research, organometallic studies, and laboratory-scale synthesis where controlled metal-ion complexation is required.
The material is suitable for research and development activities where a defined chemical identity and consistent analytical quality are required. Commercial reference specifications indicate minimum 98.0% purity by chelometric titration, with TCI reporting a reference melting point of approximately 237°C and solubility in water. For commercial supply, the actual specification should always be confirmed against the applicable batch CoA and customer requirements.
Packaging & Supply 1,2-Diaminopropane-N,N,N′,N′-tetraacetic Acid can be supplied in suitable packaging according to the required quantity, handling requirements, storage conditions, transportation requirements, and customer specifications. Packaging formats can be selected for laboratory, research, development, and commercial requirements.
Reference specification for 1,2-Diaminopropane-N,N′,N′-tetraacetic Acid — confirm current certificate of analysis against your target pharmacopoeia at enquiry.
| Parameter | Specification |
|---|---|
| Molecular Formula | C₁₁H₁₈N₂O₈ |
| Molecular Weight | 306.27 g/mol |
| Physical State | Solid |
| Purity | Min. 98.0% |
| Solubility in Water | Soluble |
| Melting Point | Approx. 237°C |
| Storage | Room Temperature; Cool and Dark Place Recommended |
Common questions from buyers evaluating 1,2-Diaminopropane-N,N′,N′-tetraacetic Acid sourcing from NexaImpex.