72568

Nitrilotri(methylphosphonic acid)

≥95% (T)

• Synonym(s): ATMP, Aminotris(methylenephosphonic acid), [Bis(phosphonomethyl)amino]methylphosphonic acid
• Linear Formula: N[CH₂PO(OH)₂]₃
• CAS Number: 6419-19-8
• Molecular Weight: 299.05
• Beilstein: 1715724
• EC Number: 229-146-5
• MDL number: MFCD00002138
• UNSPSC Code: 12352100
• PubChem Substance ID: 57652427
• NACRES: NA.22

Properties

• Assay: ≥95% (T)
• form: crystals
• mp: ~215 °C (dec.)
• SMILES string: OP(O)(=O)CN(CP(O)(O)=O)CP(O)(O)=O
• InChI: 1S/C3H12NO9P3/c5-14(6,7)1-4(2-15(8,9)10)3-16(11,12)13/h1-3H2,(H2,5,6,7)(H2,8,9,10)(H2,11,12,13)
• InChI key: YDONNITUKPKTIG-UHFFFAOYSA-N

Description

Application

Nitrilotri(methylphosphonic acid) is a common chelating agent used in synthetic chemistry. Some of the other applications include:

• Preparation of hexagonal porous three-dimensional structures encapsulating a template, layered structures with intercalated templates or linear polymers.
• Synthesis of metal-organic frameworks in combination with uranyl nitrate.
• Preparation of ingredient of anticorrosive protective coatings on the steel surface.
• ATMP can also be employed as a scale inhibitor during squeeze treatments in oilfield operations.

Other Notes

Powerful complexing agent

Safety Information

• Pictograms: GHS05
• Signal Word: Warning
• Hazard Statements: H290
• Precautionary Statements: P234 - P390
• Hazard Classifications: Met. Corr. 1
• Storage Class Code: 8A - Combustible corrosive hazardous materials
• WGK: WGK 1
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves