Hexasodium metaphosphate
[CAS# 8012-14-4]

Identification

• Name: Hexasodium metaphosphate
• Synonyms: Calgon; Calgon (Old); Calgon S
• Molecular Formula: Na₆O₁₈P₆
• Molecular Weight: 611.77
• CAS Registry Number: 8012-14-4
• SMILES: [P]1(=O)(O[P](=O)(O[P](=O)(O[P](=O)(O[P](=O)(O[P](=O)(O1)[O-])[O-])[O-])[O-])[O-])[O-].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+]
• InChI: 1S/6Na.H6O18P6/c;;;;;;1-19(2)13-20(3,4)15-22(7,8)17-24(11,12)18-23(9,10)16-21(5,6)14-19/h;;;;;;(H,1,2)(H,3,4)(H,5,6)(H,7,8)(H,9,10)(H,11,12)/q6*+1;/p-6
• InChIKey: GCLGEJMYGQKIIW-UHFFFAOYSA-H

Properties

• Melting point: 628°C (Expl.)
• Boiling point: 1500°C (Expl.)
• Refractive index: 1.482 (Expl.)

Safety Data

• Safety Code: S26;S37
• Risk Code: R36/37/38
• Hazard Symbol: X
• Safety Description: WARNING: Irritates lungs, eyes, skin

References

• (1): Nitin Bagkar, Rajib Ganguly, Sipra Choudhury, P. A. Hassan, Shilpa Sawant and J. V. Yakhmi. Synthesis of surfactant encapsulated nickel hexacyanoferrate nanoparticles and deposition of their Langmuir–Blodgett film, J. Mater. Chem., 2004, 14, 1430.