Octadecylphosphonic acid , >98.0%(T) , 4724-47-4

Synonym(s):
n-Octadecylphosphonic acid;ODPA

CAS NO.：4724-47-4

Empirical Formula: C18H39O3P

Molecular Weight: 334.47

MDL number: MFCD00015838

EINECS: 225-216-4

PRODUCT Properties

• Melting point: 99℃
• Boiling point: 463.6±28.0 °C(Predicted)
• Density: 0.969
• storage temp.: Store at room temperature
• pka: 2?+-.0.10(Predicted)
• form: Crystalline
• color: White to off-white
• Water Solubility: Insoluble in water.
• Hydrolytic Sensitivity: 4: no reaction with water under neutral conditions
• Stability: Stable. Incompatible with strong oxidizing agents.
• InChI: InChI=1S/C18H39O3P/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-22(19,20)21/h2-18H2,1H3,(H2,19,20,21)
• InChIKey: FTMKAMVLFVRZQX-UHFFFAOYSA-N
• SMILES: P(CCCCCCCCCCCCCCCCCC)(=O)(O)O
• CAS DataBase Reference: 4724-47-4
• EPA Substance Registry System: Phosphonic acid, octadecyl- (4724-47-4)

Description and Uses

n-Octadecylphosphonic acid is used in thermal paper for receipts, adding machines and tickets. It acts as surfactant, emulsifier, dispersants and chelating agents. Further, it is a long chain phosphonic acid compound utilized for proteomics research. In addition to this, it is used to prepare modified mesoporous magnetic nano particles through Lewis acid/base interaction.

Safety

• Symbol(GHS): GHS07
• Signal word: Warning
• Hazard statements: H315-H319
• Precautionary statements: P264-P280-P302+P352-P305+P351+P338-P332+P313-P337+P313
• WGK Germany: 3
• TSCA: Yes
• HS Code: 29319090