284025

Diethylenetriaminepentaacetic dianhydride

98%

• Synonym(s): N,N-Bis[2-(2,6-dioxomorpholino)ethyl]glycine, DTPA anhydride, DTPA dianhydride
• Empirical Formula (Hill Notation): C₁₄H₁₉N₃O₈
• CAS Number: 23911-26-4
• Molecular Weight: 357.32
• Beilstein: 1230954
• MDL number: MFCD00010697
• UNSPSC Code: 12162002
• PubChem Substance ID: 24857140
• NACRES: NA.23

Properties

• Assay: 98%
• form: powder
• mp: 182-184 °C (lit.)
• storage temp.: −20°C
• SMILES string: OC(=O)CN(CCN1CC(=O)OC(=O)C1)CCN2CC(=O)OC(=O)C2
• InChI: 1S/C14H19N3O8/c18-10(19)5-15(1-3-16-6-11(20)24-12(21)7-16)2-4-17-8-13(22)25-14(23)9-17/h1-9H2,(H,18,19)
• InChI key: RAZLJUXJEOEYAM-UHFFFAOYSA-N

Description

Application

Employed in the synthesis of macrocyclic ligands and lanthanide complexes that are useful as MRI enhancers.

Safety Information

• Pictograms: GHS07
• Signal Word: Warning
• Hazard Statements: H315,H319,H335
• Precautionary Statements: P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
• Hazard Classifications: Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
• Target Organs: Respiratory system
• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 3
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves