(1-Hydroxy-1,1-Ethanediyl)Bis(Phosphonic Acid)
[CAS# 25211-86-3]

Identification

• Name: (1-Hydroxy-1,1-Ethanediyl)Bis(Phosphonic Acid)
• Synonyms: (1-Hydroxy-1,1-ethandiyl)bis(phosphonsäure); (1-Hydroxy-1-phosphono-ethyl)-phosphonic acid; (1-hydroxyethane-1,1-diyl)diphosphonic acid
• Molecular Formula: C₂H₈O₇P₂
• Molecular Weight: 206.03
• CAS Registry Number: 25211-86-3
• SMILES: CC(O)(P(=O)(O)O)P(=O)(O)O
• InChI: 1S/C2H8O7P2/c1-2(3,10(4,5)6)11(7,8)9/h3H,1H3,(H2,4,5,6)(H2,7,8,9)
• InChIKey: DBVJJBKOTRCVKF-UHFFFAOYSA-N

Properties

• Density: 2.1±0.1g/cm³ (Cal.)
• Melting point: 199°C (Expl.)
• Boiling point: 578.8±60.0°C at 760 mmHg (Cal.)
• Flash point: 303.8±32.9°C (Cal.)
• Refractive index: 1.586 (Cal.)

Safety Data

• Safety Code: S26;S36/37/39;S45
• Risk Code: R34
• Hazard Symbol: C
• Transport Information: UN3261
• Safety Description: DANGER: CORROSIVE, burns skin and eyes

References

• (1): M. P. Hudock, R. Cao, Y. Zhang, S. R. Wilson and E. Oldfield. 1-Hydroxy-1-phosphono-2-(trimethylarsonium-1-yl)ethanephosphonate monohydrate, Acta Cryst. (2006). E62, o843-o845