Octadecylphosphonic acid

Octadecylphosphonic acid
Names
	IUPAC name octadecylphosphonic acid
	Other names n-Octadecylphosphonic acid, ODPA
Identifiers
CAS Number	4724-47-4;
3D model (JSmol)	Interactive image;
ChemSpider	70816;
ECHA InfoCard	100.022.924
PubChem CID	78451;
CompTox Dashboard (EPA)	DTXSID5063574 ;
	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) Key: FTMKAMVLFVRZQX-UHFFFAOYSA-N; InChI=1/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) Key: FTMKAMVLFVRZQX-UHFFFAOYAI;
	SMILES CCCCCCCCCCCCCCCCCCP(=O)(O)O;
Properties
Chemical formula	C18H39O3P
Molar mass	334.474222 [g/mol]
Appearance	White to off-white powder
Melting point	95-100 °C
Solubility in water	Immiscible with water
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
	Infobox references

Octadecylphosphonic acid is a chemical compound most commonly used in thermal paper for receipts, adding machines, tickets, etc.

References

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